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Merge remote-tracking branch 'upstream/master'

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This commit is contained in:
Rachel Dowdall 2014-03-22 12:17:36 +00:00
commit 17f45d41fe
42 changed files with 1274 additions and 246 deletions
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22
py/builtin.c
View File

@ -375,28 +375,6 @@ STATIC mp_obj_t mp_builtin_sorted(uint n_args, const mp_obj_t *args, mp_map_t *k
MP_DEFINE_CONST_FUN_OBJ_KW(mp_builtin_sorted_obj, 1, mp_builtin_sorted);
STATIC mp_obj_t mp_builtin_str(mp_obj_t o_in) {
vstr_t *vstr = vstr_new();
mp_obj_print_helper((void (*)(void*, const char*, ...))vstr_printf, vstr, o_in, PRINT_STR);
mp_obj_t s = mp_obj_new_str((byte*)vstr->buf, vstr->len, false);
vstr_free(vstr);
return s;
}
MP_DEFINE_CONST_FUN_OBJ_1(mp_builtin_str_obj, mp_builtin_str);
// TODO: This should be type, this is just quick CPython compat hack
STATIC mp_obj_t mp_builtin_bytes(uint n_args, const mp_obj_t *args) {
if (!MP_OBJ_IS_QSTR(args[0]) && !MP_OBJ_IS_TYPE(args[0], &str_type)) {
assert(0);
}
// Currently, MicroPython strings are mix between CPython byte and unicode
// strings. So, conversion is null so far.
return args[0];
}
MP_DEFINE_CONST_FUN_OBJ_VAR_BETWEEN(mp_builtin_bytes_obj, 1, 3, mp_builtin_bytes);
STATIC mp_obj_t mp_builtin_id(mp_obj_t o_in) {
return mp_obj_new_int((machine_int_t)o_in);
}

12
py/builtinmath.c
View File

@ -46,9 +46,9 @@ MATH_FUN_1(fabs, fabs)
MATH_FUN_1(floor, floor) //TODO: delegate to x.__floor__() if x is not a float
MATH_FUN_2(fmod, fmod)
//MATH_FUN_1(frexp, frexp)
MATH_FUN_1(isfinite, isfinite)
MATH_FUN_1(isinf, isinf)
MATH_FUN_1(isnan, isnan)
//MATH_FUN_1(isfinite, isfinite)
//MATH_FUN_1(isinf, isinf)
//MATH_FUN_1(isnan, isnan)
MATH_FUN_1(trunc, trunc)
//TODO: factorial, fsum, frexp, ldexp, modf
@ -83,9 +83,9 @@ STATIC const mp_map_elem_t mp_module_math_globals_table[] = {
{ MP_OBJ_NEW_QSTR(MP_QSTR_floor), (mp_obj_t)&mp_math_floor_obj },
{ MP_OBJ_NEW_QSTR(MP_QSTR_fmod), (mp_obj_t)&mp_math_fmod_obj },
//{ MP_OBJ_NEW_QSTR(MP_QSTR_frexp), (mp_obj_t)&mp_math_frexp_obj },
{ MP_OBJ_NEW_QSTR(MP_QSTR_isfinite), (mp_obj_t)&mp_math_isfinite_obj },
{ MP_OBJ_NEW_QSTR(MP_QSTR_isinf), (mp_obj_t)&mp_math_isinf_obj },
{ MP_OBJ_NEW_QSTR(MP_QSTR_isnan), (mp_obj_t)&mp_math_isnan_obj },
//{ MP_OBJ_NEW_QSTR(MP_QSTR_isfinite), (mp_obj_t)&mp_math_isfinite_obj },
//{ MP_OBJ_NEW_QSTR(MP_QSTR_isinf), (mp_obj_t)&mp_math_isinf_obj },
//{ MP_OBJ_NEW_QSTR(MP_QSTR_isnan), (mp_obj_t)&mp_math_isnan_obj },
{ MP_OBJ_NEW_QSTR(MP_QSTR_trunc), (mp_obj_t)&mp_math_trunc_obj },
};

14
py/objcomplex.c
View File

@ -6,6 +6,7 @@
#include "mpconfig.h"
#include "qstr.h"
#include "obj.h"
#include "parsenum.h"
#include "runtime0.h"
#include "map.h"
@ -36,15 +37,20 @@ STATIC mp_obj_t complex_make_new(mp_obj_t type_in, uint n_args, uint n_kw, const
return mp_obj_new_complex(0, 0);
case 1:
// TODO allow string as first arg and parse it
if (MP_OBJ_IS_TYPE(args[0], &mp_type_complex)) {
if (MP_OBJ_IS_STR(args[0])) {
// a string, parse it
uint l;
const char *s = mp_obj_str_get_data(args[0], &l);
return mp_parse_num_decimal(s, l, true, true);
} else if (MP_OBJ_IS_TYPE(args[0], &mp_type_complex)) {
// a complex, just return it
return args[0];
} else {
// something else, try to cast it to a complex
return mp_obj_new_complex(mp_obj_get_float(args[0]), 0);
}
case 2:
{
case 2: {
mp_float_t real, imag;
if (MP_OBJ_IS_TYPE(args[0], &mp_type_complex)) {
mp_obj_complex_get(args[0], &real, &imag);

4
py/objfloat.c
View File

@ -39,10 +39,12 @@ STATIC mp_obj_t float_make_new(mp_obj_t type_in, uint n_args, uint n_kw, const m
// a string, parse it
uint l;
const char *s = mp_obj_str_get_data(args[0], &l);
return mp_parse_num_decimal(s, l);
return mp_parse_num_decimal(s, l, false, false);
} else if (MP_OBJ_IS_TYPE(args[0], &mp_type_float)) {
// a float, just return it
return args[0];
} else {
// something else, try to cast it to a float
return mp_obj_new_float(mp_obj_get_float(args[0]));
}

196
py/objstr.c
View File

@ -14,9 +14,11 @@ typedef struct _mp_obj_str_t {
mp_obj_base_t base;
machine_uint_t hash : 16; // XXX here we assume the hash size is 16 bits (it is at the moment; see qstr.c)
machine_uint_t len : 16; // len == number of bytes used in data, alloc = len + 1 because (at the moment) we also append a null byte
byte data[];
const byte *data;
} mp_obj_str_t;
const mp_obj_t mp_const_empty_bytes;
// use this macro to extract the string hash
#define GET_STR_HASH(str_obj_in, str_hash) uint str_hash; if (MP_OBJ_IS_QSTR(str_obj_in)) { str_hash = qstr_hash(MP_OBJ_QSTR_VALUE(str_obj_in)); } else { str_hash = ((mp_obj_str_t*)str_obj_in)->hash; }
@ -28,6 +30,7 @@ typedef struct _mp_obj_str_t {
STATIC mp_obj_t mp_obj_new_str_iterator(mp_obj_t str);
STATIC mp_obj_t mp_obj_new_bytes_iterator(mp_obj_t str);
STATIC mp_obj_t str_new(const mp_obj_type_t *type, const byte* data, uint len);
/******************************************************************************/
/* str */
@ -78,6 +81,109 @@ STATIC void str_print(void (*print)(void *env, const char *fmt, ...), void *env,
}
}
STATIC mp_obj_t str_make_new(mp_obj_t type_in, uint n_args, uint n_kw, const mp_obj_t *args) {
switch (n_args) {
case 0:
return MP_OBJ_NEW_QSTR(MP_QSTR_);
case 1:
{
vstr_t *vstr = vstr_new();
mp_obj_print_helper((void (*)(void*, const char*, ...))vstr_printf, vstr, args[0], PRINT_STR);
mp_obj_t s = mp_obj_new_str((byte*)vstr->buf, vstr->len, false);
vstr_free(vstr);
return s;
}
case 2:
case 3:
{
// TODO: validate 2nd/3rd args
if (!MP_OBJ_IS_TYPE(args[0], &bytes_type)) {
nlr_jump(mp_obj_new_exception_msg(&mp_type_TypeError, "bytes expected"));
}
GET_STR_DATA_LEN(args[0], str_data, str_len);
GET_STR_HASH(args[0], str_hash);
mp_obj_str_t *o = str_new(&str_type, NULL, str_len);
o->data = str_data;
o->hash = str_hash;
return o;
}
default:
nlr_jump(mp_obj_new_exception_msg(&mp_type_TypeError, "str takes at most 3 arguments"));
}
}
STATIC mp_obj_t bytes_make_new(mp_obj_t type_in, uint n_args, uint n_kw, const mp_obj_t *args) {
if (n_args == 0) {
return mp_const_empty_bytes;
}
if (MP_OBJ_IS_STR(args[0])) {
if (n_args < 2 || n_args > 3) {
goto wrong_args;
}
GET_STR_DATA_LEN(args[0], str_data, str_len);
GET_STR_HASH(args[0], str_hash);
mp_obj_str_t *o = str_new(&bytes_type, NULL, str_len);
o->data = str_data;
o->hash = str_hash;
return o;
}
if (n_args > 1) {
goto wrong_args;
}
if (MP_OBJ_IS_SMALL_INT(args[0])) {
uint len = MP_OBJ_SMALL_INT_VALUE(args[0]);
byte *data;
mp_obj_t o = mp_obj_str_builder_start(&bytes_type, len, &data);
memset(data, 0, len);
return mp_obj_str_builder_end(o);
}
int len;
byte *data;
vstr_t *vstr = NULL;
mp_obj_t o = NULL;
// Try to create array of exact len if initializer len is known
mp_obj_t len_in = mp_obj_len_maybe(args[0]);
if (len_in == MP_OBJ_NULL) {
len = -1;
vstr = vstr_new();
} else {
len = MP_OBJ_SMALL_INT_VALUE(len_in);
o = mp_obj_str_builder_start(&bytes_type, len, &data);
}
mp_obj_t iterable = rt_getiter(args[0]);
mp_obj_t item;
while ((item = rt_iternext(iterable)) != mp_const_stop_iteration) {
if (len == -1) {
vstr_add_char(vstr, MP_OBJ_SMALL_INT_VALUE(item));
} else {
*data++ = MP_OBJ_SMALL_INT_VALUE(item);
}
}
if (len == -1) {
vstr_shrink(vstr);
// TODO: Optimize, borrow buffer from vstr
len = vstr_len(vstr);
o = mp_obj_str_builder_start(&bytes_type, len, &data);
memcpy(data, vstr_str(vstr), len);
vstr_free(vstr);
}
return mp_obj_str_builder_end(o);
wrong_args:
nlr_jump(mp_obj_new_exception_msg(&mp_type_TypeError, "wrong number of arguments"));
}
// like strstr but with specified length and allows \0 bytes
// TODO replace with something more efficient/standard
STATIC const byte *find_subbytes(const byte *haystack, uint hlen, const byte *needle, uint nlen) {
@ -520,6 +626,62 @@ STATIC mp_obj_t str_count(uint n_args, const mp_obj_t *args) {
return MP_OBJ_NEW_SMALL_INT(num_occurrences);
}
STATIC mp_obj_t str_partitioner(mp_obj_t self_in, mp_obj_t arg, machine_int_t direction) {
assert(MP_OBJ_IS_STR(self_in));
if (!MP_OBJ_IS_STR(arg)) {
nlr_jump(mp_obj_new_exception_msg_varg(&mp_type_TypeError,
"Can't convert '%s' object to str implicitly", mp_obj_get_type_str(arg)));
}
GET_STR_DATA_LEN(self_in, str, str_len);
GET_STR_DATA_LEN(arg, sep, sep_len);
if (sep_len == 0) {
nlr_jump(mp_obj_new_exception_msg(&mp_type_ValueError, "empty separator"));
}
mp_obj_t result[] = {MP_OBJ_NEW_QSTR(MP_QSTR_), MP_OBJ_NEW_QSTR(MP_QSTR_), MP_OBJ_NEW_QSTR(MP_QSTR_)};
if (direction > 0) {
result[0] = self_in;
} else {
result[2] = self_in;
}
if (str_len >= sep_len) {
machine_uint_t str_index, str_index_end;
if (direction > 0) {
str_index = 0;
str_index_end = str_len - sep_len;
} else {
str_index = str_len - sep_len;
str_index_end = 0;
}
for (;;) {
if (memcmp(&str[str_index], sep, sep_len) == 0) {
result[0] = mp_obj_new_str(str, str_index, false);
result[1] = arg;
result[2] = mp_obj_new_str(str + str_index + sep_len, str_len - str_index - sep_len, false);
break;
}
if (str_index == str_index_end) {
break;
}
str_index += direction;
}
}
return mp_obj_new_tuple(3, result);
}
STATIC mp_obj_t str_partition(mp_obj_t self_in, mp_obj_t arg) {
return str_partitioner(self_in, arg, 1);
}
STATIC mp_obj_t str_rpartition(mp_obj_t self_in, mp_obj_t arg) {
return str_partitioner(self_in, arg, -1);
}
STATIC machine_int_t str_get_buffer(mp_obj_t self_in, buffer_info_t *bufinfo, int flags) {
if (flags == BUFFER_READ) {
GET_STR_DATA_LEN(self_in, str_data, str_len);
@ -542,6 +704,8 @@ STATIC MP_DEFINE_CONST_FUN_OBJ_VAR_BETWEEN(str_strip_obj, 1, 2, str_strip);
STATIC MP_DEFINE_CONST_FUN_OBJ_VAR(str_format_obj, 1, str_format);
STATIC MP_DEFINE_CONST_FUN_OBJ_VAR_BETWEEN(str_replace_obj, 3, 4, str_replace);
STATIC MP_DEFINE_CONST_FUN_OBJ_VAR_BETWEEN(str_count_obj, 2, 4, str_count);
STATIC MP_DEFINE_CONST_FUN_OBJ_2(str_partition_obj, str_partition);
STATIC MP_DEFINE_CONST_FUN_OBJ_2(str_rpartition_obj, str_rpartition);
STATIC const mp_method_t str_type_methods[] = {
{ "find", &str_find_obj },
@ -552,6 +716,8 @@ STATIC const mp_method_t str_type_methods[] = {
{ "format", &str_format_obj },
{ "replace", &str_replace_obj },
{ "count", &str_count_obj },
{ "partition", &str_partition_obj },
{ "rpartition", &str_rpartition_obj },
{ NULL, NULL }, // end-of-list sentinel
};
@ -559,6 +725,7 @@ const mp_obj_type_t str_type = {
{ &mp_type_type },
.name = MP_QSTR_str,
.print = str_print,
.make_new = str_make_new,
.binary_op = str_binary_op,
.getiter = mp_obj_new_str_iterator,
.methods = str_type_methods,
@ -570,34 +737,45 @@ const mp_obj_type_t bytes_type = {
{ &mp_type_type },
.name = MP_QSTR_bytes,
.print = str_print,
.make_new = bytes_make_new,
.binary_op = str_binary_op,
.getiter = mp_obj_new_bytes_iterator,
.methods = str_type_methods,
};
// the zero-length bytes
STATIC const mp_obj_str_t empty_bytes_obj = {{&bytes_type}, 0, 0, NULL};
const mp_obj_t mp_const_empty_bytes = (mp_obj_t)&empty_bytes_obj;
mp_obj_t mp_obj_str_builder_start(const mp_obj_type_t *type, uint len, byte **data) {
mp_obj_str_t *o = m_new_obj_var(mp_obj_str_t, byte, len + 1);
mp_obj_str_t *o = m_new_obj(mp_obj_str_t);
o->base.type = type;
o->len = len;
*data = o->data;
byte *p = m_new(byte, len + 1);
o->data = p;
*data = p;
return o;
}
mp_obj_t mp_obj_str_builder_end(mp_obj_t o_in) {
assert(MP_OBJ_IS_STR(o_in));
mp_obj_str_t *o = o_in;
o->hash = qstr_compute_hash(o->data, o->len);
o->data[o->len] = '\0'; // for now we add null for compatibility with C ASCIIZ strings
byte *p = (byte*)o->data;
p[o->len] = '\0'; // for now we add null for compatibility with C ASCIIZ strings
return o;
}
STATIC mp_obj_t str_new(const mp_obj_type_t *type, const byte* data, uint len) {
mp_obj_str_t *o = m_new_obj_var(mp_obj_str_t, byte, len + 1);
mp_obj_str_t *o = m_new_obj(mp_obj_str_t);
o->base.type = type;
o->hash = qstr_compute_hash(data, len);
o->len = len;
memcpy(o->data, data, len * sizeof(byte));
o->data[len] = '\0'; // for now we add null for compatibility with C ASCIIZ strings
if (data) {
o->hash = qstr_compute_hash(data, len);
byte *p = m_new(byte, len + 1);
o->data = p;
memcpy(p, data, len * sizeof(byte));
p[len] = '\0'; // for now we add null for compatibility with C ASCIIZ strings
}
return o;
}

278
py/parsenum.c
View File

@ -9,139 +9,217 @@
#include "parsenumbase.h"
#include "parsenum.h"
#if defined(UNIX)
#include <ctype.h>
#include <errno.h>
#if MICROPY_ENABLE_FLOAT
#include <math.h>
#endif
mp_obj_t mp_parse_num_integer(const char *restrict str, uint len, int base) {
// TODO at the moment we ignore len; we should honour it!
// TODO detect integer overflow and return bignum
int c, neg = 0;
const char *p = str;
char *num;
long found;
const char *restrict top = str + len;
bool neg = false;
// check radix base
if ((base != 0 && base < 2) || base > 36) {
nlr_jump(mp_obj_new_exception_msg(&mp_type_ValueError, "ValueError: int() arg 2 must be >=2 and <= 36"));
}
// skip surrounded whitespace
while (isspace((c = *(p++))));
if (c == 0) {
goto value_error;
}
// preced sign
if (c == '+' || c == '-') {
neg = - (c == '-');
} else {
p--;
// skip leading space
for (; str < top && unichar_isspace(*str); str++) {
}
len -= p - str;
int skip = mp_parse_num_base(p, len, &base);
p += skip;
len -= skip;
errno = 0;
found = strtol(p, &num, base);
if (errno) {
goto value_error;
} else if (found && *(num) == 0) {
goto done;
} else if (found || num != p) {
goto check_tail_space;
} else {
goto value_error;
}
check_tail_space:
if (*(num) != 0) {
while (isspace((c = *(num++))));
if (c != 0) {
goto value_error;
// parse optional sign
if (str < top) {
if (*str == '+') {
str++;
} else if (*str == '-') {
str++;
neg = true;
}
}
done:
return MP_OBJ_NEW_SMALL_INT((found ^ neg) - neg);
// parse optional base prefix
str += mp_parse_num_base(str, top - str, &base);
// string should be an integer number
machine_int_t int_val = 0;
const char *restrict str_val_start = str;
for (; str < top; str++) {
machine_int_t old_val = int_val;
int dig = *str;
if (unichar_isdigit(dig) && dig - '0' < base) {
// 0-9 digit
int_val = base * int_val + dig - '0';
} else if (base == 16) {
dig |= 0x20;
if ('a' <= dig && dig <= 'f') {
// a-f hex digit
int_val = base * int_val + dig - 'a' + 10;
} else {
// unknown character
break;
}
} else {
// unknown character
break;
}
if (int_val < old_val) {
// If new value became less than previous, it's overflow
goto overflow;
} else if ((old_val ^ int_val) & WORD_MSBIT_HIGH) {
// If signed number changed sign - it's overflow
goto overflow;
}
}
// check we parsed something
if (str == str_val_start) {
goto value_error;
}
// negate value if needed
if (neg) {
int_val = -int_val;
}
// skip trailing space
for (; str < top && unichar_isspace(*str); str++) {
}
// check we reached the end of the string
if (str != top) {
goto value_error;
}
// return the object
return MP_OBJ_NEW_SMALL_INT(int_val);
value_error:
nlr_jump(mp_obj_new_exception_msg_varg(&mp_type_ValueError, "invalid literal for int() with base %d: '%s'", base, str));
overflow:
// TODO reparse using bignum
nlr_jump(mp_obj_new_exception_msg(&mp_type_ValueError, "overflow parsing integer"));
}
#else /* defined(UNIX) */
mp_obj_t mp_parse_num_integer(const char *restrict str, uint len, int base) {
// TODO port strtol to stm
return MP_OBJ_NEW_SMALL_INT(0);
}
#endif /* defined(UNIX) */
#define PARSE_DEC_IN_INTG (1)
#define PARSE_DEC_IN_FRAC (2)
#define PARSE_DEC_IN_EXP (3)
mp_obj_t mp_parse_num_decimal(const char *str, uint len) {
mp_obj_t mp_parse_num_decimal(const char *str, uint len, bool allow_imag, bool force_complex) {
#if MICROPY_ENABLE_FLOAT
int in = PARSE_DEC_IN_INTG;
mp_float_t dec_val = 0;
bool exp_neg = false;
int exp_val = 0;
int exp_extra = 0;
bool imag = false;
const char *top = str + len;
for (; str < top; str++) {
int dig = *str;
if ('0' <= dig && dig <= '9') {
dig -= '0';
if (in == PARSE_DEC_IN_EXP) {
exp_val = 10 * exp_val + dig;
} else {
dec_val = 10 * dec_val + dig;
if (in == PARSE_DEC_IN_FRAC) {
exp_extra -= 1;
}
}
} else if (in == PARSE_DEC_IN_INTG && dig == '.') {
in = PARSE_DEC_IN_FRAC;
} else if (in != PARSE_DEC_IN_EXP && (dig == 'E' || dig == 'e')) {
in = PARSE_DEC_IN_EXP;
if (str[1] == '+') {
str++;
} else if (str[1] == '-') {
str++;
exp_neg = true;
}
} else if (dig == 'J' || dig == 'j') {
mp_float_t dec_val = 0;
bool dec_neg = false;
bool imag = false;
// skip leading space
for (; str < top && unichar_isspace(*str); str++) {
}
// parse optional sign
if (str < top) {
if (*str == '+') {
str++;
imag = true;
break;
} else {
// unknown character
break;
} else if (*str == '-') {
str++;
dec_neg = true;
}
}
if (*str != 0) {
// determine what the string is
if (str < top && (str[0] | 0x20) == 'i') {
// string starts with 'i', should be 'inf' or 'infinity' (case insensitive)
if (str + 2 < top && (str[1] | 0x20) == 'n' && (str[2] | 0x20) == 'f') {
// inf
str += 3;
dec_val = INFINITY;
if (str + 4 < top && (str[0] | 0x20) == 'i' && (str[1] | 0x20) == 'n' && (str[2] | 0x20) == 'i' && (str[3] | 0x20) == 't' && (str[4] | 0x20) == 'y') {
// infinity
str += 5;
}
}
} else if (str < top && (str[0] | 0x20) == 'n') {
// string starts with 'n', should be 'nan' (case insensitive)
if (str + 2 < top && (str[1] | 0x20) == 'a' && (str[2] | 0x20) == 'n') {
// NaN
str += 3;
dec_val = MICROPY_FLOAT_C_FUN(nan)("");
}
} else {
// string should be a decimal number
int in = PARSE_DEC_IN_INTG;
bool exp_neg = false;
int exp_val = 0;
int exp_extra = 0;
for (; str < top; str++) {
int dig = *str;
if ('0' <= dig && dig <= '9') {
dig -= '0';
if (in == PARSE_DEC_IN_EXP) {
exp_val = 10 * exp_val + dig;
} else {
dec_val = 10 * dec_val + dig;
if (in == PARSE_DEC_IN_FRAC) {
exp_extra -= 1;
}
}
} else if (in == PARSE_DEC_IN_INTG && dig == '.') {
in = PARSE_DEC_IN_FRAC;
} else if (in != PARSE_DEC_IN_EXP && ((dig | 0x20) == 'e')) {
in = PARSE_DEC_IN_EXP;
if (str[1] == '+') {
str++;
} else if (str[1] == '-') {
str++;
exp_neg = true;
}
} else if (allow_imag && (dig | 0x20) == 'j') {
str++;
imag = true;
break;
} else {
// unknown character
break;
}
}
// work out the exponent
if (exp_neg) {
exp_val = -exp_val;
}
exp_val += exp_extra;
// apply the exponent
for (; exp_val > 0; exp_val--) {
dec_val *= 10;
}
for (; exp_val < 0; exp_val++) {
dec_val *= 0.1;
}
}
// negate value if needed
if (dec_neg) {
dec_val = -dec_val;
}
// skip trailing space
for (; str < top && unichar_isspace(*str); str++) {
}
// check we reached the end of the string
if (str != top) {
nlr_jump(mp_obj_new_exception_msg(&mp_type_SyntaxError, "invalid syntax for number"));
}
if (exp_neg) {
exp_val = -exp_val;
}
exp_val += exp_extra;
for (; exp_val > 0; exp_val--) {
dec_val *= 10;
}
for (; exp_val < 0; exp_val++) {
dec_val *= 0.1;
}
// return the object
if (imag) {
return mp_obj_new_complex(0, dec_val);
} else if (force_complex) {
return mp_obj_new_complex(dec_val, 0);
} else {
return mp_obj_new_float(dec_val);
}
#else
nlr_jump(mp_obj_new_exception_msg(&mp_type_SyntaxError, "decimal numbers not supported"));
#endif

2
py/parsenum.h
View File

@ -1,2 +1,2 @@
mp_obj_t mp_parse_num_integer(const char *restrict str, uint len, int base);
mp_obj_t mp_parse_num_decimal(const char *str, uint len);
mp_obj_t mp_parse_num_decimal(const char *str, uint len, bool allow_imag, bool force_complex);

6
py/runtime.c
View File

@ -89,6 +89,7 @@ STATIC const mp_builtin_elem_t builtin_table[] = {
// built-in types
{ MP_QSTR_bool, (mp_obj_t)&bool_type },
{ MP_QSTR_bytes, (mp_obj_t)&bytes_type },
#if MICROPY_ENABLE_FLOAT
{ MP_QSTR_complex, (mp_obj_t)&mp_type_complex },
#endif
@ -102,6 +103,7 @@ STATIC const mp_builtin_elem_t builtin_table[] = {
{ MP_QSTR_list, (mp_obj_t)&list_type },
{ MP_QSTR_map, (mp_obj_t)&map_type },
{ MP_QSTR_set, (mp_obj_t)&set_type },
{ MP_QSTR_str, (mp_obj_t)&str_type },
{ MP_QSTR_super, (mp_obj_t)&super_type },
{ MP_QSTR_tuple, (mp_obj_t)&tuple_type },
{ MP_QSTR_type, (mp_obj_t)&mp_type_type },
@ -114,7 +116,6 @@ STATIC const mp_builtin_elem_t builtin_table[] = {
{ MP_QSTR_abs, (mp_obj_t)&mp_builtin_abs_obj },
{ MP_QSTR_all, (mp_obj_t)&mp_builtin_all_obj },
{ MP_QSTR_any, (mp_obj_t)&mp_builtin_any_obj },
{ MP_QSTR_bytes, (mp_obj_t)&mp_builtin_bytes_obj },
{ MP_QSTR_callable, (mp_obj_t)&mp_builtin_callable_obj },
{ MP_QSTR_chr, (mp_obj_t)&mp_builtin_chr_obj },
{ MP_QSTR_dir, (mp_obj_t)&mp_builtin_dir_obj },
@ -137,7 +138,6 @@ STATIC const mp_builtin_elem_t builtin_table[] = {
{ MP_QSTR_repr, (mp_obj_t)&mp_builtin_repr_obj },
{ MP_QSTR_sorted, (mp_obj_t)&mp_builtin_sorted_obj },
{ MP_QSTR_sum, (mp_obj_t)&mp_builtin_sum_obj },
{ MP_QSTR_str, (mp_obj_t)&mp_builtin_str_obj },
{ MP_QSTR_bytearray, (mp_obj_t)&mp_builtin_bytearray_obj },
// built-in exceptions
@ -376,7 +376,7 @@ mp_obj_t rt_load_const_dec(qstr qstr) {
DEBUG_OP_printf("load '%s'\n", qstr_str(qstr));
uint len;
const byte* data = qstr_data(qstr, &len);
return mp_parse_num_decimal((const char*)data, len);
return mp_parse_num_decimal((const char*)data, len, true, false);
}
mp_obj_t rt_load_const_str(qstr qstr) {

4
py/showbc.c
View File

@ -394,6 +394,10 @@ void mp_byte_code_print(const byte *ip, int len) {
printf("YIELD_VALUE");
break;
case MP_BC_YIELD_FROM:
printf("YIELD_FROM");
break;
case MP_BC_IMPORT_NAME:
DECODE_QSTR;
printf("IMPORT_NAME %s", qstr_str(qstr));

4
stm/math.c
View File

@ -44,6 +44,10 @@ float acosf(float x) { return 0.0; }
float asinf(float x) { return 0.0; }
float atanf(float x) { return 0.0; }
float atan2f(float x, float y) { return 0.0; }
float ceilf(float x) { return 0.0; }
float floorf(float x) { return 0.0; }
float truncf(float x) { return 0.0; }
float fmodf(float x, float y) { return 0.0; }
/*****************************************************************************/
// from musl-0.9.15 libm.h

13
stmhal/Makefile
View File

@ -21,7 +21,7 @@ INC += -I$(PY_SRC)
INC += -I$(CMSIS_DIR)/inc
INC += -I$(CMSIS_DIR)/devinc
INC += -I$(HAL_DIR)/inc
INC += -I$(USBDEV_DIR)/core/inc -I$(USBDEV_DIR)/class/cdc/inc
INC += -I$(USBDEV_DIR)/core/inc -I$(USBDEV_DIR)/class/cdc/inc -I$(USBDEV_DIR)/class/msc/inc
#INC += -I$(USBHOST_DIR)
INC += -I$(FATFS_DIR)/src
#INC += -I$(CC3K_DIR)
@ -56,8 +56,10 @@ SRC_C = \
stm32f4xx_it.c \
stm32f4xx_hal_msp.c \
usbd_conf.c \
usbd_desc.c \
usbd_desc_vcp.c \
usbd_cdc_interface.c \
usbd_desc_msc.c \
usbd_msc_storage.c \
pendsv.c \
systick.c \
led.c \
@ -84,9 +86,9 @@ SRC_C = \
sdcard.c \
diskio.c \
lcd.c \
accel.c \
# servo.c \
# accel.c \
# timer.c \
# audio.c \
# i2c.c \
@ -104,6 +106,7 @@ SRC_HAL = $(addprefix $(HAL_DIR)/src/,\
stm32f4xx_hal_flash.c \
stm32f4xx_hal_flash_ex.c \
stm32f4xx_hal_gpio.c \
stm32f4xx_hal_i2c.c \
stm32f4xx_hal_pcd.c \
stm32f4xx_hal_rcc.c \
stm32f4xx_hal_rcc_ex.c \
@ -122,6 +125,10 @@ SRC_USBDEV = $(addprefix $(USBDEV_DIR)/,\
core/src/usbd_ctlreq.c \
core/src/usbd_ioreq.c \
class/cdc/src/usbd_cdc.c \
class/msc/src/usbd_msc.c \
class/msc/src/usbd_msc_bot.c \
class/msc/src/usbd_msc_scsi.c \
class/msc/src/usbd_msc_data.c \
)
# usbd_core.c \

137
stmhal/accel.c Normal file
View File

@ -0,0 +1,137 @@
#include <stdio.h>
#include <string.h>
#include <stm32f4xx_hal.h>
#include "misc.h"
#include "mpconfig.h"
#include "qstr.h"
#include "obj.h"
#include "runtime.h"
#include "accel.h"
#define MMA_ADDR (0x98)
#define MMA_REG_MODE (7)
STATIC I2C_HandleTypeDef I2cHandle;
void accel_init(void) {
GPIO_InitTypeDef GPIO_InitStructure;
// PB5 is connected to AVDD; pull high to enable MMA accel device
GPIOB->BSRRH = GPIO_PIN_5; // turn off AVDD
GPIO_InitStructure.Pin = GPIO_PIN_5;
GPIO_InitStructure.Mode = GPIO_MODE_OUTPUT_PP;
GPIO_InitStructure.Speed = GPIO_SPEED_LOW;
GPIO_InitStructure.Pull = GPIO_NOPULL;
HAL_GPIO_Init(GPIOB, &GPIO_InitStructure);
// wait 20ms, then turn on AVDD, then wait 20ms again
HAL_Delay(20);
GPIOB->BSRRL = GPIO_PIN_5;
HAL_Delay(20);
// PB6=SCL, PB7=SDA
GPIO_InitStructure.Pin = GPIO_PIN_6 | GPIO_PIN_7;
GPIO_InitStructure.Mode = GPIO_MODE_AF_OD;
GPIO_InitStructure.Speed = GPIO_SPEED_FAST;
GPIO_InitStructure.Pull = GPIO_NOPULL; // have external pull-up resistors on both lines
GPIO_InitStructure.Alternate = GPIO_AF4_I2C1;
HAL_GPIO_Init(GPIOB, &GPIO_InitStructure);
// enable the I2C1 clock
__I2C1_CLK_ENABLE();
// set up the I2C1 device
memset(&I2cHandle, 0, sizeof(I2C_HandleTypeDef));
I2cHandle.Instance = I2C1;
I2cHandle.Init.AddressingMode = I2C_ADDRESSINGMODE_7BIT;
I2cHandle.Init.ClockSpeed = 400000;
I2cHandle.Init.DualAddressMode = I2C_DUALADDRESS_DISABLED;
I2cHandle.Init.DutyCycle = I2C_DUTYCYCLE_16_9;
I2cHandle.Init.GeneralCallMode = I2C_GENERALCALL_DISABLED;
I2cHandle.Init.NoStretchMode = I2C_NOSTRETCH_DISABLED;
I2cHandle.Init.OwnAddress1 = 0xfe; // unused
I2cHandle.Init.OwnAddress2 = 0xfe; // unused
if (HAL_I2C_Init(&I2cHandle) != HAL_OK) {
// init error
printf("accel_init: HAL_I2C_Init failed\n");
return;
}
HAL_StatusTypeDef status;
//printf("IsDeviceReady\n");
for (int i = 0; i < 10; i++) {
status = HAL_I2C_IsDeviceReady(&I2cHandle, MMA_ADDR, 10, 200);
//printf(" got %d\n", status);
if (status == HAL_OK) {
break;
}
}
//printf("MemWrite\n");
uint8_t data[1];
data[0] = 1; // active mode
status = HAL_I2C_Mem_Write(&I2cHandle, MMA_ADDR, MMA_REG_MODE, I2C_MEMADD_SIZE_8BIT, data, 1, 200);
//printf(" got %d\n", status);
}
/******************************************************************************/
/* Micro Python bindings */
int accel_buf[12];
mp_obj_t pyb_accel_read(void) {
for (int i = 0; i <= 6; i += 3) {
accel_buf[0 + i] = accel_buf[0 + i + 3];
accel_buf[1 + i] = accel_buf[1 + i + 3];
accel_buf[2 + i] = accel_buf[2 + i + 3];
}
uint8_t data_[4];
HAL_I2C_Mem_Read(&I2cHandle, MMA_ADDR, 0, I2C_MEMADD_SIZE_8BIT, data_, 4, 200);
accel_buf[9] = data_[0] & 0x3f; if (accel_buf[9] & 0x20) accel_buf[9] |= ~0x1f;
accel_buf[10] = data_[1] & 0x3f; if (accel_buf[10] & 0x20) accel_buf[10] |= ~0x1f;
accel_buf[11] = data_[2] & 0x3f; if (accel_buf[11] & 0x20) accel_buf[11] |= ~0x1f;
int jolt_info = data_[3];
mp_obj_t data[4];
data[0] = mp_obj_new_int(accel_buf[0] + accel_buf[3] + accel_buf[6] + accel_buf[9]);
data[1] = mp_obj_new_int(accel_buf[1] + accel_buf[4] + accel_buf[7] + accel_buf[10]);
data[2] = mp_obj_new_int(accel_buf[2] + accel_buf[5] + accel_buf[8] + accel_buf[11]);
data[3] = mp_obj_new_int(jolt_info);
return rt_build_tuple(4, data);
}
MP_DEFINE_CONST_FUN_OBJ_0(pyb_accel_read_obj, pyb_accel_read);
/*
mp_obj_t pyb_accel_read_all(void) {
mp_obj_t data[11];
accel_start(MMA_ADDR, 1);
accel_send_byte(0);
accel_restart(MMA_ADDR, 0);
for (int i = 0; i <= 9; i++) {
data[i] = mp_obj_new_int(accel_read_ack());
}
data[10] = mp_obj_new_int(accel_read_nack());
return rt_build_tuple(11, data);
}
MP_DEFINE_CONST_FUN_OBJ_0(pyb_accel_read_all_obj, pyb_accel_read_all);
mp_obj_t pyb_accel_write_mode(mp_obj_t o_int, mp_obj_t o_mode) {
accel_start(MMA_ADDR, 1);
accel_send_byte(6); // start at int
accel_send_byte(mp_obj_get_int(o_int));
accel_send_byte(mp_obj_get_int(o_mode));
accel_stop();
return mp_const_none;
}
MP_DEFINE_CONST_FUN_OBJ_2(pyb_accel_write_mode_obj, pyb_accel_write_mode);
*/

11
stmhal/accel.h Normal file
View File

@ -0,0 +1,11 @@
void accel_init(void);
void accel_restart(uint8_t addr, int write);
void accel_start(uint8_t addr, int write);
void accel_send_byte(uint8_t data);
uint8_t accel_read_ack(void);
uint8_t accel_read_nack(void);
void accel_stop(void);
MP_DECLARE_CONST_FUN_OBJ(pyb_accel_read_obj);
MP_DECLARE_CONST_FUN_OBJ(pyb_accel_read_all_obj);
MP_DECLARE_CONST_FUN_OBJ(pyb_accel_write_mode_obj);

9
stmhal/import.c
View File

@ -1,16 +1,18 @@
#include <stdio.h>
#include <stdint.h>
#include "misc.h"
#include "mpconfig.h"
#include "qstr.h"
#include "lexer.h"
#if 0
#include "ff.h"
#endif
mp_import_stat_t mp_import_stat(const char *path) {
#if 0
FILINFO fno;
#if _USE_LFN
fno.lfname = NULL;
fno.lfsize = 0;
#endif
FRESULT res = f_stat(path, &fno);
if (res == FR_OK) {
if ((fno.fattrib & AM_DIR) != 0) {
@ -19,6 +21,5 @@ mp_import_stat_t mp_import_stat(const char *path) {
return MP_IMPORT_STAT_FILE;
}
}
#endif
return MP_IMPORT_STAT_NO_EXIST;
}

8
stmhal/led.c
View File

@ -73,6 +73,14 @@ void led_toggle(pyb_led_t led) {
}
}
void led_debug(int n, int delay) {
led_state(1, n & 1);
led_state(2, n & 2);
led_state(3, n & 4);
led_state(4, n & 8);
HAL_Delay(delay);
}
/******************************************************************************/
/* Micro Python bindings */

1
stmhal/led.h
View File

@ -19,5 +19,6 @@ typedef enum {
void led_init(void);
void led_state(pyb_led_t led, int state);
void led_toggle(pyb_led_t led);
void led_debug(int value, int delay);
MP_DECLARE_CONST_FUN_OBJ(pyb_Led_obj);

47
stmhal/main.c
View File

@ -33,9 +33,9 @@
#include "sdcard.h"
#include "ff.h"
#include "lcd.h"
#include "accel.h"
#if 0
#include "servo.h"
#include "accel.h"
#include "timer.h"
#include "pybwlan.h"
#include "pin.h"
@ -170,22 +170,6 @@ int main(void) {
// enable the CCM RAM
__CCMDATARAMEN_CLK_ENABLE();
// some test code to flash LEDs
led_init();
led_state(0, 1);
led_state(1, 0);
led_state(2, 1);
#if 0
for (;;) {
HAL_Delay(500);
led_state(1, 1);
HAL_Delay(500);
led_state(1, 0);
}
#endif
#if 0
#if defined(NETDUINO_PLUS_2)
{
@ -348,6 +332,11 @@ soft_reset:
// make sure we have a /boot.py
{
FILINFO fno;
#if _USE_LFN
fno.lfname = NULL;
fno.lfsize = 0;
#endif
led_debug(0, 500);
FRESULT res = f_stat("0:/boot.py", &fno);
if (res == FR_OK) {
if (fno.fattrib & AM_DIR) {
@ -382,18 +371,13 @@ soft_reset:
flash_error(4);
}
if (first_soft_reset) {
#if 0
#if MICROPY_HW_HAS_MMA7660
// MMA accel: init and reset address to zero
accel_init();
#endif
#endif
}
// turn boot-up LED off
led_state(PYB_LED_GREEN, 0);
#if defined(USE_DEVICE_MODE)
usbd_storage_medium_kind_t usbd_medium_kind = USBD_STORAGE_MEDIUM_FLASH;
#endif
#if MICROPY_HW_HAS_SDCARD
// if an SD card is present then mount it on 1:/
if (sdcard_is_present()) {
@ -403,8 +387,8 @@ soft_reset:
} else {
if (first_soft_reset) {
// use SD card as medium for the USB MSD
#if 0
usbd_storage_select_medium(USBD_STORAGE_MEDIUM_SDCARD);
#if defined(USE_DEVICE_MODE)
usbd_medium_kind = USBD_STORAGE_MEDIUM_SDCARD;
#endif
}
}
@ -416,7 +400,12 @@ soft_reset:
pyb_usb_host_init();
#elif defined(USE_DEVICE_MODE)
// USB device
pyb_usb_dev_init(PYB_USB_DEV_VCP_MSC);
pyb_usb_dev_init(USBD_DEVICE_MSC, usbd_medium_kind);
#endif
#if MICROPY_HW_HAS_MMA7660
// MMA accel: init and reset
accel_init();
#endif
// run main script

4
stmhal/math.c
View File

@ -44,6 +44,10 @@ float acosf(float x) { return 0.0; }
float asinf(float x) { return 0.0; }
float atanf(float x) { return 0.0; }
float atan2f(float x, float y) { return 0.0; }
float ceilf(float x) { return 0.0; }
float floorf(float x) { return 0.0; }
float truncf(float x) { return 0.0; }
float fmodf(float x, float y) { return 0.0; }
/*****************************************************************************/
// from musl-0.9.15 libm.h

8
stmhal/pybmodule.c
View File

@ -21,10 +21,10 @@
#include "usart.h"
#include "storage.h"
#include "sdcard.h"
#include "accel.h"
#if 0
#include "servo.h"
#include "usb.h"
#include "accel.h"
#include "i2c.h"
#include "adc.h"
#include "audio.h"
@ -256,13 +256,13 @@ STATIC const mp_map_elem_t pyb_module_globals_table[] = {
{ MP_OBJ_NEW_QSTR(MP_QSTR_SD), (mp_obj_t)&pyb_sdcard_obj },
#endif
#if 0
#if MICROPY_HW_HAS_MMA7660
{ MP_OBJ_NEW_QSTR(MP_QSTR_accel), (mp_obj_t)&pyb_accel_read_obj },
{ MP_OBJ_NEW_QSTR(MP_QSTR_accel_read), (mp_obj_t)&pyb_accel_read_all_obj },
{ MP_OBJ_NEW_QSTR(MP_QSTR_accel_mode), (mp_obj_t)&pyb_accel_write_mode_obj },
//{ MP_OBJ_NEW_QSTR(MP_QSTR_accel_read), (mp_obj_t)&pyb_accel_read_all_obj },
//{ MP_OBJ_NEW_QSTR(MP_QSTR_accel_mode), (mp_obj_t)&pyb_accel_write_mode_obj },
#endif
#if 0
{ MP_OBJ_NEW_QSTR(MP_QSTR_hid), (mp_obj_t)&pyb_hid_send_report_obj },
#endif
{ MP_OBJ_NEW_QSTR(MP_QSTR_Led), (mp_obj_t)&pyb_Led_obj },

30
stmhal/usb.c
View File

@ -1,21 +1,16 @@
#include <string.h>
/*
#include "usb_core.h"
#include "usbd_cdc_core.h"
#include "usbd_pyb_core.h"
#include "usbd_usr.h"
*/
#include "usbd_core.h"
#include "usbd_desc.h"
#include "usbd_cdc.h"
#include "usbd_cdc_interface.h"
#include "usbd_msc.h"
#include "usbd_msc_storage.h"
#include "misc.h"
#include "mpconfig.h"
#include "qstr.h"
#include "obj.h"
//#include "pendsv.h"
#include "usb.h"
#ifdef USE_DEVICE_MODE
@ -26,12 +21,12 @@ static int dev_is_enabled = 0;
uint32_t APP_dev_is_connected = 0; /* used by usbd_cdc_vcp */
mp_obj_t mp_const_vcp_interrupt = MP_OBJ_NULL;
void pyb_usb_dev_init(int usb_dev_type) {
void pyb_usb_dev_init(usbd_device_kind_t device_kind, usbd_storage_medium_kind_t medium_kind) {
#ifdef USE_DEVICE_MODE
if (!dev_is_enabled) {
// only init USB once in the device's power-lifetime
switch (usb_dev_type) {
case PYB_USB_DEV_VCP_MSC:
switch (device_kind) {
case USBD_DEVICE_CDC:
// XXX USBD_CDC_Init (called by one of these functions below) uses malloc,
// so the memory is invalid after a soft reset (which resets the GC).
USBD_Init(&hUSBDDevice, &VCP_Desc, 0);
@ -41,7 +36,20 @@ void pyb_usb_dev_init(int usb_dev_type) {
//USBD_Init(&USB_OTG_Core, USB_OTG_FS_CORE_ID, &USR_desc, &USBD_PYB_cb, &USR_cb);
break;
case PYB_USB_DEV_HID:
case USBD_DEVICE_MSC:
// XXX USBD_CDC_Init (called by one of these functions below) uses malloc,
// so the memory is invalid after a soft reset (which resets the GC).
USBD_Init(&hUSBDDevice, &MSC_Desc, 0);
USBD_RegisterClass(&hUSBDDevice, &USBD_MSC);
if (medium_kind == USBD_STORAGE_MEDIUM_FLASH) {
USBD_MSC_RegisterStorage(&hUSBDDevice, (USBD_StorageTypeDef*)&USBD_FLASH_STORAGE_fops);
} else {
USBD_MSC_RegisterStorage(&hUSBDDevice, (USBD_StorageTypeDef*)&USBD_SDCARD_STORAGE_fops);
}
USBD_Start(&hUSBDDevice);
break;
case USBD_DEVICE_HID:
//USBD_Init(&USB_OTG_Core, USB_OTG_FS_CORE_ID, &USR_desc, &USBD_PYB_HID_cb, &USR_cb);
// TODO
break;

14
stmhal/usb.h
View File

@ -4,10 +4,18 @@
#define VCP_CHAR_CTRL_C (3)
#define VCP_CHAR_CTRL_D (4)
#define PYB_USB_DEV_VCP_MSC (0)
#define PYB_USB_DEV_HID (1)
typedef enum {
USBD_DEVICE_CDC,
USBD_DEVICE_MSC,
USBD_DEVICE_HID,
} usbd_device_kind_t;
void pyb_usb_dev_init(int usb_dev_type);
typedef enum {
USBD_STORAGE_MEDIUM_FLASH,
USBD_STORAGE_MEDIUM_SDCARD,
} usbd_storage_medium_kind_t;
void pyb_usb_dev_init(usbd_device_kind_t device_kind, usbd_storage_medium_kind_t medium_kind);
bool usb_vcp_is_enabled(void);
bool usb_vcp_is_connected(void);
void usb_vcp_set_interrupt_char(int c);

3
stmhal/usbd_conf.h
View File

@ -48,6 +48,9 @@
#define USBD_SELF_POWERED 0
#define USBD_DEBUG_LEVEL 0
// for MSC device
#define MSC_MEDIA_PACKET 8192
/* Exported macro ------------------------------------------------------------*/
/* Memory management macros */
#define USBD_malloc gc_alloc

45
stmhal/usbd_desc.h
View File

@ -1,43 +1,2 @@
/**
******************************************************************************
* @file USB_Device/CDC_Standalone/Inc/usbd_desc.h
* @author MCD Application Team
* @version V1.0.1
* @date 26-February-2014
* @brief Header for usbd_desc.c module
******************************************************************************
* @attention
*
* <h2><center>&copy; COPYRIGHT(c) 2014 STMicroelectronics</center></h2>
*
* Licensed under MCD-ST Liberty SW License Agreement V2, (the "License");
* You may not use this file except in compliance with the License.
* You may obtain a copy of the License at:
*
* http://www.st.com/software_license_agreement_liberty_v2
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*
******************************************************************************
*/
/* Define to prevent recursive inclusion -------------------------------------*/
#ifndef __USBD_DESC_H
#define __USBD_DESC_H
/* Includes ------------------------------------------------------------------*/
#include "usbd_def.h"
/* Exported types ------------------------------------------------------------*/
/* Exported constants --------------------------------------------------------*/
/* Exported macro ------------------------------------------------------------*/
/* Exported functions ------------------------------------------------------- */
extern USBD_DescriptorsTypeDef VCP_Desc;
#endif /* __USBD_DESC_H */
/************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/
extern USBD_DescriptorsTypeDef VCP_Desc;
extern USBD_DescriptorsTypeDef MSC_Desc;

227
stmhal/usbd_desc_msc.c Normal file
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@ -0,0 +1,227 @@
/**
******************************************************************************
* @file USB_Device/MSC_Standalone/Src/usbd_desc.c
* @author MCD Application Team
* @version V1.0.1
* @date 26-February-2014
* @brief This file provides the USBD descriptors and string formating method.
******************************************************************************
* @attention
*
* <h2><center>&copy; COPYRIGHT(c) 2014 STMicroelectronics</center></h2>
*
* Licensed under MCD-ST Liberty SW License Agreement V2, (the "License");
* You may not use this file except in compliance with the License.
* You may obtain a copy of the License at:
*
* http://www.st.com/software_license_agreement_liberty_v2
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*
******************************************************************************
*/
/* Includes ------------------------------------------------------------------*/
#include "usbd_core.h"
#include "usbd_desc.h"
#include "usbd_conf.h"
/* Private typedef -----------------------------------------------------------*/
/* Private define ------------------------------------------------------------*/
#define USBD_VID 0x0483
#define USBD_PID 0x5720
#define USBD_LANGID_STRING 0x409
#define USBD_MANUFACTURER_STRING "STMicroelectronics"
#define USBD_PRODUCT_HS_STRING "Mass Storage in HS Mode"
#define USBD_SERIALNUMBER_HS_STRING "00000000001A"
#define USBD_PRODUCT_FS_STRING "Mass Storage in FS Mode"
#define USBD_SERIALNUMBER_FS_STRING "00000000001B"
#define USBD_CONFIGURATION_HS_STRING "MSC Config"
#define USBD_INTERFACE_HS_STRING "MSC Interface"
#define USBD_CONFIGURATION_FS_STRING "MSC Config"
#define USBD_INTERFACE_FS_STRING "MSC Interface"
/* Private macro -------------------------------------------------------------*/
/* Private function prototypes -----------------------------------------------*/
uint8_t *USBD_MSC_DeviceDescriptor(USBD_SpeedTypeDef speed, uint16_t *length);
uint8_t *USBD_MSC_LangIDStrDescriptor(USBD_SpeedTypeDef speed, uint16_t *length);
uint8_t *USBD_MSC_ManufacturerStrDescriptor(USBD_SpeedTypeDef speed, uint16_t *length);
uint8_t *USBD_MSC_ProductStrDescriptor(USBD_SpeedTypeDef speed, uint16_t *length);
uint8_t *USBD_MSC_SerialStrDescriptor(USBD_SpeedTypeDef speed, uint16_t *length);
uint8_t *USBD_MSC_ConfigStrDescriptor(USBD_SpeedTypeDef speed, uint16_t *length);
uint8_t *USBD_MSC_InterfaceStrDescriptor(USBD_SpeedTypeDef speed, uint16_t *length);
#ifdef USB_SUPPORT_USER_STRING_DESC
uint8_t *USBD_MSC_USRStringDesc(USBD_SpeedTypeDef speed, uint8_t idx, uint16_t *length);
#endif /* USB_SUPPORT_USER_STRING_DESC */
/* Private variables ---------------------------------------------------------*/
USBD_DescriptorsTypeDef MSC_Desc = {
USBD_MSC_DeviceDescriptor,
USBD_MSC_LangIDStrDescriptor,
USBD_MSC_ManufacturerStrDescriptor,
USBD_MSC_ProductStrDescriptor,
USBD_MSC_SerialStrDescriptor,
USBD_MSC_ConfigStrDescriptor,
USBD_MSC_InterfaceStrDescriptor,
};
/* USB Standard Device Descriptor */
#if defined ( __ICCARM__ ) /*!< IAR Compiler */
#pragma data_alignment=4
#endif
__ALIGN_BEGIN static uint8_t USBD_DeviceDesc[USB_LEN_DEV_DESC] __ALIGN_END = {
0x12, /* bLength */
USB_DESC_TYPE_DEVICE, /* bDescriptorType */
0x00, /* bcdUSB */
0x02,
0x00, /* bDeviceClass */
0x00, /* bDeviceSubClass */
0x00, /* bDeviceProtocol */
USB_MAX_EP0_SIZE, /* bMaxPacketSize */
LOBYTE(USBD_VID), /* idVendor */
HIBYTE(USBD_VID), /* idVendor */
LOBYTE(USBD_PID), /* idVendor */
HIBYTE(USBD_PID), /* idVendor */
0x00, /* bcdDevice rel. 2.00 */
0x02,
USBD_IDX_MFC_STR, /* Index of manufacturer string */
USBD_IDX_PRODUCT_STR, /* Index of product string */
USBD_IDX_SERIAL_STR, /* Index of serial number string */
USBD_MAX_NUM_CONFIGURATION /* bNumConfigurations */
}; /* USB_DeviceDescriptor */
/* USB Standard Device Descriptor */
#if defined ( __ICCARM__ ) /*!< IAR Compiler */
#pragma data_alignment=4
#endif
__ALIGN_BEGIN static uint8_t USBD_LangIDDesc[USB_LEN_LANGID_STR_DESC] __ALIGN_END = {
USB_LEN_LANGID_STR_DESC,
USB_DESC_TYPE_STRING,
LOBYTE(USBD_LANGID_STRING),
HIBYTE(USBD_LANGID_STRING),
};
#if defined ( __ICCARM__ ) /*!< IAR Compiler */
#pragma data_alignment=4
#endif
__ALIGN_BEGIN static uint8_t USBD_StrDesc[USBD_MAX_STR_DESC_SIZ] __ALIGN_END;
/* Private functions ---------------------------------------------------------*/
/**
* @brief Returns the device descriptor.
* @param speed: Current device speed
* @param length: Pointer to data length variable
* @retval Pointer to descriptor buffer
*/
uint8_t *USBD_MSC_DeviceDescriptor(USBD_SpeedTypeDef speed, uint16_t *length)
{
*length = sizeof(USBD_DeviceDesc);
return USBD_DeviceDesc;
}
/**
* @brief Returns the LangID string descriptor.
* @param speed: Current device speed
* @param length: Pointer to data length variable
* @retval Pointer to descriptor buffer
*/
uint8_t *USBD_MSC_LangIDStrDescriptor(USBD_SpeedTypeDef speed, uint16_t *length)
{
*length = sizeof(USBD_LangIDDesc);
return USBD_LangIDDesc;
}
/**
* @brief Returns the product string descriptor.
* @param speed: Current device speed
* @param length: Pointer to data length variable
* @retval Pointer to descriptor buffer
*/
uint8_t *USBD_MSC_ProductStrDescriptor(USBD_SpeedTypeDef speed, uint16_t *length)
{
if(speed == 0)
{
USBD_GetString((uint8_t *)(uint8_t *)USBD_PRODUCT_HS_STRING, USBD_StrDesc, length);
}
else
{
USBD_GetString((uint8_t *)(uint8_t *)USBD_PRODUCT_FS_STRING, USBD_StrDesc, length);
}
return USBD_StrDesc;
}
/**
* @brief Returns the manufacturer string descriptor.
* @param speed: Current device speed
* @param length: Pointer to data length variable
* @retval Pointer to descriptor buffer
*/
uint8_t *USBD_MSC_ManufacturerStrDescriptor(USBD_SpeedTypeDef speed, uint16_t *length)
{
USBD_GetString((uint8_t *)(uint8_t *)USBD_MANUFACTURER_STRING, USBD_StrDesc, length);
return USBD_StrDesc;
}
/**
* @brief Returns the serial number string descriptor.
* @param speed: Current device speed
* @param length: Pointer to data length variable
* @retval Pointer to descriptor buffer
*/
uint8_t *USBD_MSC_SerialStrDescriptor(USBD_SpeedTypeDef speed, uint16_t *length)
{
if(speed == USBD_SPEED_HIGH)
{
USBD_GetString((uint8_t *)(uint8_t *)USBD_SERIALNUMBER_HS_STRING, USBD_StrDesc, length);
}
else
{
USBD_GetString((uint8_t *)(uint8_t *)USBD_SERIALNUMBER_FS_STRING, USBD_StrDesc, length);
}
return USBD_StrDesc;
}
/**
* @brief Returns the configuration string descriptor.
* @param speed: Current device speed
* @param length: Pointer to data length variable
* @retval Pointer to descriptor buffer
*/
uint8_t *USBD_MSC_ConfigStrDescriptor(USBD_SpeedTypeDef speed, uint16_t *length)
{
if(speed == USBD_SPEED_HIGH)
{
USBD_GetString((uint8_t *)(uint8_t *)USBD_CONFIGURATION_HS_STRING, USBD_StrDesc, length);
}
else
{
USBD_GetString((uint8_t *)(uint8_t *)USBD_CONFIGURATION_FS_STRING, USBD_StrDesc, length);
}
return USBD_StrDesc;
}
/**
* @brief Returns the interface string descriptor.
* @param speed: Current device speed
* @param length: Pointer to data length variable
* @retval Pointer to descriptor buffer
*/
uint8_t *USBD_MSC_InterfaceStrDescriptor(USBD_SpeedTypeDef speed, uint16_t *length)
{
if(speed == 0)
{
USBD_GetString((uint8_t *)(uint8_t *)USBD_INTERFACE_HS_STRING, USBD_StrDesc, length);
}
else
{
USBD_GetString((uint8_t *)(uint8_t *)USBD_INTERFACE_FS_STRING, USBD_StrDesc, length);
}
return USBD_StrDesc;
}
/************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/

6
stmhal/usbd_desc.c → stmhal/usbd_desc_vcp.c
View File

@ -73,7 +73,7 @@ USBD_DescriptorsTypeDef VCP_Desc = {
#if defined ( __ICCARM__ ) /*!< IAR Compiler */
#pragma data_alignment=4
#endif
__ALIGN_BEGIN uint8_t hUSBDDeviceDesc[USB_LEN_DEV_DESC] __ALIGN_END = {
__ALIGN_BEGIN static uint8_t hUSBDDeviceDesc[USB_LEN_DEV_DESC] __ALIGN_END = {
0x12, /* bLength */
USB_DESC_TYPE_DEVICE, /* bDescriptorType */
0x00, /* bcdUSB */
@ -98,7 +98,7 @@ __ALIGN_BEGIN uint8_t hUSBDDeviceDesc[USB_LEN_DEV_DESC] __ALIGN_END = {
#if defined ( __ICCARM__ ) /*!< IAR Compiler */
#pragma data_alignment=4
#endif
__ALIGN_BEGIN uint8_t USBD_LangIDDesc[USB_LEN_LANGID_STR_DESC] __ALIGN_END = {
__ALIGN_BEGIN static uint8_t USBD_LangIDDesc[USB_LEN_LANGID_STR_DESC] __ALIGN_END = {
USB_LEN_LANGID_STR_DESC,
USB_DESC_TYPE_STRING,
LOBYTE(USBD_LANGID_STRING),
@ -108,7 +108,7 @@ __ALIGN_BEGIN uint8_t USBD_LangIDDesc[USB_LEN_LANGID_STR_DESC] __ALIGN_END = {
#if defined ( __ICCARM__ ) /*!< IAR Compiler */
#pragma data_alignment=4
#endif
__ALIGN_BEGIN uint8_t USBD_StrDesc[USBD_MAX_STR_DESC_SIZ] __ALIGN_END;
__ALIGN_BEGIN static uint8_t USBD_StrDesc[USBD_MAX_STR_DESC_SIZ] __ALIGN_END;
/* Private functions ---------------------------------------------------------*/

320
stmhal/usbd_msc_storage.c Normal file
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@ -0,0 +1,320 @@
/**
******************************************************************************
* @file usbd_storage_msd.c
* @author MCD application Team
* @version V1.1.0
* @date 19-March-2012
* @brief This file provides the disk operations functions.
******************************************************************************
* @attention
*
* <h2><center>&copy; COPYRIGHT 2012 STMicroelectronics</center></h2>
*
* Licensed under MCD-ST Liberty SW License Agreement V2, (the "License");
* You may not use this file except in compliance with the License.
* You may obtain a copy of the License at:
*
* http://www.st.com/software_license_agreement_liberty_v2
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*
* Heavily modified by dpgeorge for Micro Python.
*
******************************************************************************
*/
#include "usbd_msc.h"
#include "usbd_msc_storage.h"
#include "misc.h"
#include "storage.h"
#include "diskio.h"
#include "sdcard.h"
/******************************************************************************/
// Callback functions for when the internal flash is the mass storage device
static const int8_t FLASH_STORAGE_Inquirydata[] = { // 36 bytes
// LUN 0
0x00,
0x00, // 0x00 for a fixed drive, 0x80 for a removable drive
0x02,
0x02,
(STANDARD_INQUIRY_DATA_LEN - 5),
0x00,
0x00,
0x00,
'u', 'P', 'y', ' ', ' ', ' ', ' ', ' ', // Manufacturer : 8 bytes
'm', 'i', 'c', 'r', 'o', 'S', 'D', ' ', // Product : 16 Bytes
'F', 'l', 'a', 's', 'h', ' ', ' ', ' ',
'1', '.', '0' ,'0', // Version : 4 Bytes
};
/**
* @brief Initialize the storage medium
* @param lun : logical unit number
* @retval Status
*/
int8_t FLASH_STORAGE_Init(uint8_t lun) {
storage_init();
return 0;
}
/**
* @brief return medium capacity and block size
* @param lun : logical unit number
* @param block_num : number of physical block
* @param block_size : size of a physical block
* @retval Status
*/
int8_t FLASH_STORAGE_GetCapacity(uint8_t lun, uint32_t *block_num, uint16_t *block_size) {
*block_size = storage_get_block_size();
*block_num = storage_get_block_count();
return 0;
}
/**
* @brief check whether the medium is ready
* @param lun : logical unit number
* @retval Status
*/
int8_t FLASH_STORAGE_IsReady(uint8_t lun) {
return 0;
}
/**
* @brief check whether the medium is write-protected
* @param lun : logical unit number
* @retval Status
*/
int8_t FLASH_STORAGE_IsWriteProtected(uint8_t lun) {
return 0;
}
/**
* @brief Read data from the medium
* @param lun : logical unit number
* @param buf : Pointer to the buffer to save data
* @param blk_addr : address of 1st block to be read
* @param blk_len : nmber of blocks to be read
* @retval Status
*/
int8_t FLASH_STORAGE_Read(uint8_t lun, uint8_t *buf, uint32_t blk_addr, uint16_t blk_len) {
disk_read(0, buf, blk_addr, blk_len);
/*
for (int i = 0; i < blk_len; i++) {
if (!storage_read_block(buf + i * FLASH_BLOCK_SIZE, blk_addr + i)) {
return -1;
}
}
*/
return 0;
}
/**
* @brief Write data to the medium
* @param lun : logical unit number
* @param buf : Pointer to the buffer to write from
* @param blk_addr : address of 1st block to be written
* @param blk_len : nmber of blocks to be read
* @retval Status
*/
int8_t FLASH_STORAGE_Write (uint8_t lun, uint8_t *buf, uint32_t blk_addr, uint16_t blk_len) {
disk_write(0, buf, blk_addr, blk_len);
/*
for (int i = 0; i < blk_len; i++) {
if (!storage_write_block(buf + i * FLASH_BLOCK_SIZE, blk_addr + i)) {
return -1;
}
}
*/
storage_flush(); // XXX hack for now so that the cache is always flushed
return 0;
}
/**
* @brief Return number of supported logical unit
* @param None
* @retval number of logical unit
*/
int8_t FLASH_STORAGE_GetMaxLun(void) {
return 0;
}
const USBD_StorageTypeDef USBD_FLASH_STORAGE_fops = {
FLASH_STORAGE_Init,
FLASH_STORAGE_GetCapacity,
FLASH_STORAGE_IsReady,
FLASH_STORAGE_IsWriteProtected,
FLASH_STORAGE_Read,
FLASH_STORAGE_Write,
FLASH_STORAGE_GetMaxLun,
(int8_t *)FLASH_STORAGE_Inquirydata,
};
/******************************************************************************/
// Callback functions for when the SD card is the mass storage device
static const int8_t SDCARD_STORAGE_Inquirydata[] = { // 36 bytes
// LUN 0
0x00,
0x80, // 0x00 for a fixed drive, 0x80 for a removable drive
0x02,
0x02,
(STANDARD_INQUIRY_DATA_LEN - 5),
0x00,
0x00,
0x00,
'u', 'P', 'y', ' ', ' ', ' ', ' ', ' ', // Manufacturer : 8 bytes
'm', 'i', 'c', 'r', 'o', 'S', 'D', ' ', // Product : 16 Bytes
'S', 'D', ' ', 'c', 'a', 'r', 'd', ' ',
'1', '.', '0' ,'0', // Version : 4 Bytes
};
/**
* @brief Initialize the storage medium
* @param lun : logical unit number
* @retval Status
*/
int8_t SDCARD_STORAGE_Init(uint8_t lun) {
/*
#ifndef USE_STM3210C_EVAL
NVIC_InitTypeDef NVIC_InitStructure;
NVIC_InitStructure.NVIC_IRQChannel = SDIO_IRQn;
NVIC_InitStructure.NVIC_IRQChannelPreemptionPriority =0;
NVIC_InitStructure.NVIC_IRQChannelSubPriority = 0;
NVIC_InitStructure.NVIC_IRQChannelCmd = ENABLE;
NVIC_Init(&NVIC_InitStructure);
#endif
if( SD_Init() != 0)
{
return (-1);
}
*/
if (!sdcard_power_on()) {
return -1;
}
return 0;
}
/**
* @brief return medium capacity and block size
* @param lun : logical unit number
* @param block_num : number of physical block
* @param block_size : size of a physical block
* @retval Status
*/
int8_t SDCARD_STORAGE_GetCapacity(uint8_t lun, uint32_t *block_num, uint16_t *block_size) {
/*
#ifdef USE_STM3210C_EVAL
SD_CardInfo SDCardInfo;
SD_GetCardInfo(&SDCardInfo);
#else
if(SD_GetStatus() != 0 ) {
return (-1);
}
#endif
*/
*block_size = SDCARD_BLOCK_SIZE;
*block_num = sdcard_get_capacity_in_bytes() / SDCARD_BLOCK_SIZE;
return 0;
}
/**
* @brief check whether the medium is ready
* @param lun : logical unit number
* @retval Status
*/
int8_t SDCARD_STORAGE_IsReady(uint8_t lun) {
/*
#ifndef USE_STM3210C_EVAL
static int8_t last_status = 0;
if(last_status < 0)
{
SD_Init();
last_status = 0;
}
if(SD_GetStatus() != 0)
{
last_status = -1;
return (-1);
}
#else
if( SD_Init() != 0)
{
return (-1);
}
#endif
*/
return 0;
}
/**
* @brief check whether the medium is write-protected
* @param lun : logical unit number
* @retval Status
*/
int8_t SDCARD_STORAGE_IsWriteProtected(uint8_t lun) {
return 0;
}
/**
* @brief Read data from the medium
* @param lun : logical unit number
* @param buf : Pointer to the buffer to save data
* @param blk_addr : address of 1st block to be read
* @param blk_len : nmber of blocks to be read
* @retval Status
*/
int8_t SDCARD_STORAGE_Read(uint8_t lun, uint8_t *buf, uint32_t blk_addr, uint16_t blk_len) {
if (!sdcard_read_blocks(buf, blk_addr, blk_len)) {
return -1;
}
return 0;
}
/**
* @brief Write data to the medium
* @param lun : logical unit number
* @param buf : Pointer to the buffer to write from
* @param blk_addr : address of 1st block to be written
* @param blk_len : nmber of blocks to be read
* @retval Status
*/
int8_t SDCARD_STORAGE_Write(uint8_t lun, uint8_t *buf, uint32_t blk_addr, uint16_t blk_len) {
if (!sdcard_write_blocks(buf, blk_addr, blk_len)) {
return -1;
}
return 0;
}
/**
* @brief Return number of supported logical unit
* @param None
* @retval number of logical unit
*/
int8_t SDCARD_STORAGE_GetMaxLun(void) {
return 0;
}
const USBD_StorageTypeDef USBD_SDCARD_STORAGE_fops = {
SDCARD_STORAGE_Init,
SDCARD_STORAGE_GetCapacity,
SDCARD_STORAGE_IsReady,
SDCARD_STORAGE_IsWriteProtected,
SDCARD_STORAGE_Read,
SDCARD_STORAGE_Write,
SDCARD_STORAGE_GetMaxLun,
(int8_t *)SDCARD_STORAGE_Inquirydata,
};

2
stmhal/usbd_msc_storage.h Normal file
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@ -0,0 +1,2 @@
extern const USBD_StorageTypeDef USBD_FLASH_STORAGE_fops;
extern const USBD_StorageTypeDef USBD_SDCARD_STORAGE_fops;

0
stmhal/usbdev/class/MSC/Inc/usbd_msc.h → stmhal/usbdev/class/msc/inc/usbd_msc.h
View File

0
stmhal/usbdev/class/MSC/Inc/usbd_msc_bot.h → stmhal/usbdev/class/msc/inc/usbd_msc_bot.h
View File

0
stmhal/usbdev/class/MSC/Inc/usbd_msc_data.h → stmhal/usbdev/class/msc/inc/usbd_msc_data.h
View File

0
stmhal/usbdev/class/MSC/Inc/usbd_msc_scsi.h → stmhal/usbdev/class/msc/inc/usbd_msc_scsi.h
View File

0
stmhal/usbdev/class/MSC/Inc/usbd_msc_storage_template.h → stmhal/usbdev/class/msc/inc/usbd_msc_storage_template.h
View File

0
stmhal/usbdev/class/MSC/Src/usbd_msc.c → stmhal/usbdev/class/msc/src/usbd_msc.c
View File

0
stmhal/usbdev/class/MSC/Src/usbd_msc_bot.c → stmhal/usbdev/class/msc/src/usbd_msc_bot.c
View File

0
stmhal/usbdev/class/MSC/Src/usbd_msc_data.c → stmhal/usbdev/class/msc/src/usbd_msc_data.c
View File

0
stmhal/usbdev/class/MSC/Src/usbd_msc_scsi.c → stmhal/usbdev/class/msc/src/usbd_msc_scsi.c
View File

0
stmhal/usbdev/class/MSC/Src/usbd_msc_storage_template.c → stmhal/usbdev/class/msc/src/usbd_msc_storage_template.c
View File

28
tests/basics/bytes.py
View File

@ -4,8 +4,36 @@ print(str(a))
print(repr(a))
print(a[0], a[2])
print(a[-1])
print(str(a, "utf-8"))
print(str(a, "utf-8", "ignore"))
try:
str(a, "utf-8", "ignore", "toomuch")
except TypeError:
print("TypeError")
s = 0
for i in a:
s += i
print(s)
print(bytes("abc", "utf-8"))
print(bytes("abc", "utf-8", "replace"))
try:
bytes("abc")
except TypeError:
print("TypeError")
try:
bytes("abc", "utf-8", "replace", "toomuch")
except TypeError:
print("TypeError")
print(bytes(3))
print(bytes([3, 2, 1]))
print(bytes(range(5)))
def gen():
for i in range(4):
yield i
print(bytes(gen()))

7
tests/basics/int-long.py
View File

@ -37,3 +37,10 @@ a <<= 5
print(a)
a >>= 1
print(a)
# Test referential integrity of long ints
a = 0x1ffffffff
b = a
a += 1
print(a)
print(b)

0
tests/basics/math.py → tests/basics/math-fun.py
View File

29
tests/basics/string_partition.py Normal file
View File

@ -0,0 +1,29 @@
print("asdf".partition('g'))
print("asdf".partition('a'))
print("asdf".partition('s'))
print("asdf".partition('f'))
print("asdf".partition('d'))
print("asdf".partition('asd'))
print("asdf".partition('sdf'))
print("asdf".partition('as'))
print("asdf".partition('df'))
print("asdf".partition('asdf'))
print("asdf".partition('asdfa'))
print("asdf".partition('fasdf'))
print("asdf".partition('fasdfa'))
print("abba".partition('a'))
print("abba".partition('b'))
try:
print("asdf".partition(1))
except TypeError:
print("Raised TypeError")
else:
print("Did not raise TypeError")
try:
print("asdf".partition(''))
except ValueError:
print("Raised ValueError")
else:
print("Did not raise ValueError")

29
tests/basics/string_rpartition.py Normal file
View File

@ -0,0 +1,29 @@
print("asdf".rpartition('g'))
print("asdf".rpartition('a'))
print("asdf".rpartition('s'))
print("asdf".rpartition('f'))
print("asdf".rpartition('d'))
print("asdf".rpartition('asd'))
print("asdf".rpartition('sdf'))
print("asdf".rpartition('as'))
print("asdf".rpartition('df'))
print("asdf".rpartition('asdf'))
print("asdf".rpartition('asdfa'))
print("asdf".rpartition('fasdf'))
print("asdf".rpartition('fasdfa'))
print("abba".rpartition('a'))
print("abba".rpartition('b'))
try:
print("asdf".rpartition(1))
except TypeError:
print("Raised TypeError")
else:
print("Did not raise TypeError")
try:
print("asdf".rpartition(''))
except ValueError:
print("Raised ValueError")
else:
print("Did not raise ValueError")