diff options
Diffstat (limited to 'AppPkg/Applications/Python/Python-2.7.2/Objects/stringlib/formatter.h')
| -rw-r--r-- | AppPkg/Applications/Python/Python-2.7.2/Objects/stringlib/formatter.h | 1531 |
1 files changed, 1531 insertions, 0 deletions
diff --git a/AppPkg/Applications/Python/Python-2.7.2/Objects/stringlib/formatter.h b/AppPkg/Applications/Python/Python-2.7.2/Objects/stringlib/formatter.h new file mode 100644 index 0000000000..4f9e64bd89 --- /dev/null +++ b/AppPkg/Applications/Python/Python-2.7.2/Objects/stringlib/formatter.h @@ -0,0 +1,1531 @@ +/* implements the string, long, and float formatters. that is,
+ string.__format__, etc. */
+
+#include <locale.h>
+
+/* Before including this, you must include either:
+ stringlib/unicodedefs.h
+ stringlib/stringdefs.h
+
+ Also, you should define the names:
+ FORMAT_STRING
+ FORMAT_LONG
+ FORMAT_FLOAT
+ FORMAT_COMPLEX
+ to be whatever you want the public names of these functions to
+ be. These are the only non-static functions defined here.
+*/
+
+/* Raises an exception about an unknown presentation type for this
+ * type. */
+
+static void
+unknown_presentation_type(STRINGLIB_CHAR presentation_type,
+ const char* type_name)
+{
+#if STRINGLIB_IS_UNICODE
+ /* If STRINGLIB_CHAR is Py_UNICODE, %c might be out-of-range,
+ hence the two cases. If it is char, gcc complains that the
+ condition below is always true, hence the ifdef. */
+ if (presentation_type > 32 && presentation_type < 128)
+#endif
+ PyErr_Format(PyExc_ValueError,
+ "Unknown format code '%c' "
+ "for object of type '%.200s'",
+ (char)presentation_type,
+ type_name);
+#if STRINGLIB_IS_UNICODE
+ else
+ PyErr_Format(PyExc_ValueError,
+ "Unknown format code '\\x%x' "
+ "for object of type '%.200s'",
+ (unsigned int)presentation_type,
+ type_name);
+#endif
+}
+
+static void
+invalid_comma_type(STRINGLIB_CHAR presentation_type)
+{
+#if STRINGLIB_IS_UNICODE
+ /* See comment in unknown_presentation_type */
+ if (presentation_type > 32 && presentation_type < 128)
+#endif
+ PyErr_Format(PyExc_ValueError,
+ "Cannot specify ',' with '%c'.",
+ (char)presentation_type);
+#if STRINGLIB_IS_UNICODE
+ else
+ PyErr_Format(PyExc_ValueError,
+ "Cannot specify ',' with '\\x%x'.",
+ (unsigned int)presentation_type);
+#endif
+}
+
+/*
+ get_integer consumes 0 or more decimal digit characters from an
+ input string, updates *result with the corresponding positive
+ integer, and returns the number of digits consumed.
+
+ returns -1 on error.
+*/
+static int
+get_integer(STRINGLIB_CHAR **ptr, STRINGLIB_CHAR *end,
+ Py_ssize_t *result)
+{
+ Py_ssize_t accumulator, digitval, oldaccumulator;
+ int numdigits;
+ accumulator = numdigits = 0;
+ for (;;(*ptr)++, numdigits++) {
+ if (*ptr >= end)
+ break;
+ digitval = STRINGLIB_TODECIMAL(**ptr);
+ if (digitval < 0)
+ break;
+ /*
+ This trick was copied from old Unicode format code. It's cute,
+ but would really suck on an old machine with a slow divide
+ implementation. Fortunately, in the normal case we do not
+ expect too many digits.
+ */
+ oldaccumulator = accumulator;
+ accumulator *= 10;
+ if ((accumulator+10)/10 != oldaccumulator+1) {
+ PyErr_Format(PyExc_ValueError,
+ "Too many decimal digits in format string");
+ return -1;
+ }
+ accumulator += digitval;
+ }
+ *result = accumulator;
+ return numdigits;
+}
+
+/************************************************************************/
+/*********** standard format specifier parsing **************************/
+/************************************************************************/
+
+/* returns true if this character is a specifier alignment token */
+Py_LOCAL_INLINE(int)
+is_alignment_token(STRINGLIB_CHAR c)
+{
+ switch (c) {
+ case '<': case '>': case '=': case '^':
+ return 1;
+ default:
+ return 0;
+ }
+}
+
+/* returns true if this character is a sign element */
+Py_LOCAL_INLINE(int)
+is_sign_element(STRINGLIB_CHAR c)
+{
+ switch (c) {
+ case ' ': case '+': case '-':
+ return 1;
+ default:
+ return 0;
+ }
+}
+
+
+typedef struct {
+ STRINGLIB_CHAR fill_char;
+ STRINGLIB_CHAR align;
+ int alternate;
+ STRINGLIB_CHAR sign;
+ Py_ssize_t width;
+ int thousands_separators;
+ Py_ssize_t precision;
+ STRINGLIB_CHAR type;
+} InternalFormatSpec;
+
+
+#if 0
+/* Occassionally useful for debugging. Should normally be commented out. */
+static void
+DEBUG_PRINT_FORMAT_SPEC(InternalFormatSpec *format)
+{
+ printf("internal format spec: fill_char %d\n", format->fill_char);
+ printf("internal format spec: align %d\n", format->align);
+ printf("internal format spec: alternate %d\n", format->alternate);
+ printf("internal format spec: sign %d\n", format->sign);
+ printf("internal format spec: width %zd\n", format->width);
+ printf("internal format spec: thousands_separators %d\n",
+ format->thousands_separators);
+ printf("internal format spec: precision %zd\n", format->precision);
+ printf("internal format spec: type %c\n", format->type);
+ printf("\n");
+}
+#endif
+
+
+/*
+ ptr points to the start of the format_spec, end points just past its end.
+ fills in format with the parsed information.
+ returns 1 on success, 0 on failure.
+ if failure, sets the exception
+*/
+static int
+parse_internal_render_format_spec(STRINGLIB_CHAR *format_spec,
+ Py_ssize_t format_spec_len,
+ InternalFormatSpec *format,
+ char default_type,
+ char default_align)
+{
+ STRINGLIB_CHAR *ptr = format_spec;
+ STRINGLIB_CHAR *end = format_spec + format_spec_len;
+
+ /* end-ptr is used throughout this code to specify the length of
+ the input string */
+
+ Py_ssize_t consumed;
+ int align_specified = 0;
+
+ format->fill_char = '\0';
+ format->align = default_align;
+ format->alternate = 0;
+ format->sign = '\0';
+ format->width = -1;
+ format->thousands_separators = 0;
+ format->precision = -1;
+ format->type = default_type;
+
+ /* If the second char is an alignment token,
+ then parse the fill char */
+ if (end-ptr >= 2 && is_alignment_token(ptr[1])) {
+ format->align = ptr[1];
+ format->fill_char = ptr[0];
+ align_specified = 1;
+ ptr += 2;
+ }
+ else if (end-ptr >= 1 && is_alignment_token(ptr[0])) {
+ format->align = ptr[0];
+ align_specified = 1;
+ ++ptr;
+ }
+
+ /* Parse the various sign options */
+ if (end-ptr >= 1 && is_sign_element(ptr[0])) {
+ format->sign = ptr[0];
+ ++ptr;
+ }
+
+ /* If the next character is #, we're in alternate mode. This only
+ applies to integers. */
+ if (end-ptr >= 1 && ptr[0] == '#') {
+ format->alternate = 1;
+ ++ptr;
+ }
+
+ /* The special case for 0-padding (backwards compat) */
+ if (format->fill_char == '\0' && end-ptr >= 1 && ptr[0] == '0') {
+ format->fill_char = '0';
+ if (!align_specified) {
+ format->align = '=';
+ }
+ ++ptr;
+ }
+
+ consumed = get_integer(&ptr, end, &format->width);
+ if (consumed == -1)
+ /* Overflow error. Exception already set. */
+ return 0;
+
+ /* If consumed is 0, we didn't consume any characters for the
+ width. In that case, reset the width to -1, because
+ get_integer() will have set it to zero. -1 is how we record
+ that the width wasn't specified. */
+ if (consumed == 0)
+ format->width = -1;
+
+ /* Comma signifies add thousands separators */
+ if (end-ptr && ptr[0] == ',') {
+ format->thousands_separators = 1;
+ ++ptr;
+ }
+
+ /* Parse field precision */
+ if (end-ptr && ptr[0] == '.') {
+ ++ptr;
+
+ consumed = get_integer(&ptr, end, &format->precision);
+ if (consumed == -1)
+ /* Overflow error. Exception already set. */
+ return 0;
+
+ /* Not having a precision after a dot is an error. */
+ if (consumed == 0) {
+ PyErr_Format(PyExc_ValueError,
+ "Format specifier missing precision");
+ return 0;
+ }
+
+ }
+
+ /* Finally, parse the type field. */
+
+ if (end-ptr > 1) {
+ /* More than one char remain, invalid conversion spec. */
+ PyErr_Format(PyExc_ValueError, "Invalid conversion specification");
+ return 0;
+ }
+
+ if (end-ptr == 1) {
+ format->type = ptr[0];
+ ++ptr;
+ }
+
+ /* Do as much validating as we can, just by looking at the format
+ specifier. Do not take into account what type of formatting
+ we're doing (int, float, string). */
+
+ if (format->thousands_separators) {
+ switch (format->type) {
+ case 'd':
+ case 'e':
+ case 'f':
+ case 'g':
+ case 'E':
+ case 'G':
+ case '%':
+ case 'F':
+ case '\0':
+ /* These are allowed. See PEP 378.*/
+ break;
+ default:
+ invalid_comma_type(format->type);
+ return 0;
+ }
+ }
+
+ return 1;
+}
+
+/* Calculate the padding needed. */
+static void
+calc_padding(Py_ssize_t nchars, Py_ssize_t width, STRINGLIB_CHAR align,
+ Py_ssize_t *n_lpadding, Py_ssize_t *n_rpadding,
+ Py_ssize_t *n_total)
+{
+ if (width >= 0) {
+ if (nchars > width)
+ *n_total = nchars;
+ else
+ *n_total = width;
+ }
+ else {
+ /* not specified, use all of the chars and no more */
+ *n_total = nchars;
+ }
+
+ /* Figure out how much leading space we need, based on the
+ aligning */
+ if (align == '>')
+ *n_lpadding = *n_total - nchars;
+ else if (align == '^')
+ *n_lpadding = (*n_total - nchars) / 2;
+ else if (align == '<' || align == '=')
+ *n_lpadding = 0;
+ else {
+ /* We should never have an unspecified alignment. */
+ *n_lpadding = 0;
+ assert(0);
+ }
+
+ *n_rpadding = *n_total - nchars - *n_lpadding;
+}
+
+/* Do the padding, and return a pointer to where the caller-supplied
+ content goes. */
+static STRINGLIB_CHAR *
+fill_padding(STRINGLIB_CHAR *p, Py_ssize_t nchars, STRINGLIB_CHAR fill_char,
+ Py_ssize_t n_lpadding, Py_ssize_t n_rpadding)
+{
+ /* Pad on left. */
+ if (n_lpadding)
+ STRINGLIB_FILL(p, fill_char, n_lpadding);
+
+ /* Pad on right. */
+ if (n_rpadding)
+ STRINGLIB_FILL(p + nchars + n_lpadding, fill_char, n_rpadding);
+
+ /* Pointer to the user content. */
+ return p + n_lpadding;
+}
+
+#if defined FORMAT_FLOAT || defined FORMAT_LONG || defined FORMAT_COMPLEX
+/************************************************************************/
+/*********** common routines for numeric formatting *********************/
+/************************************************************************/
+
+/* Locale type codes. */
+#define LT_CURRENT_LOCALE 0
+#define LT_DEFAULT_LOCALE 1
+#define LT_NO_LOCALE 2
+
+/* Locale info needed for formatting integers and the part of floats
+ before and including the decimal. Note that locales only support
+ 8-bit chars, not unicode. */
+typedef struct {
+ char *decimal_point;
+ char *thousands_sep;
+ char *grouping;
+} LocaleInfo;
+
+/* describes the layout for an integer, see the comment in
+ calc_number_widths() for details */
+typedef struct {
+ Py_ssize_t n_lpadding;
+ Py_ssize_t n_prefix;
+ Py_ssize_t n_spadding;
+ Py_ssize_t n_rpadding;
+ char sign;
+ Py_ssize_t n_sign; /* number of digits needed for sign (0/1) */
+ Py_ssize_t n_grouped_digits; /* Space taken up by the digits, including
+ any grouping chars. */
+ Py_ssize_t n_decimal; /* 0 if only an integer */
+ Py_ssize_t n_remainder; /* Digits in decimal and/or exponent part,
+ excluding the decimal itself, if
+ present. */
+
+ /* These 2 are not the widths of fields, but are needed by
+ STRINGLIB_GROUPING. */
+ Py_ssize_t n_digits; /* The number of digits before a decimal
+ or exponent. */
+ Py_ssize_t n_min_width; /* The min_width we used when we computed
+ the n_grouped_digits width. */
+} NumberFieldWidths;
+
+
+/* Given a number of the form:
+ digits[remainder]
+ where ptr points to the start and end points to the end, find where
+ the integer part ends. This could be a decimal, an exponent, both,
+ or neither.
+ If a decimal point is present, set *has_decimal and increment
+ remainder beyond it.
+ Results are undefined (but shouldn't crash) for improperly
+ formatted strings.
+*/
+static void
+parse_number(STRINGLIB_CHAR *ptr, Py_ssize_t len,
+ Py_ssize_t *n_remainder, int *has_decimal)
+{
+ STRINGLIB_CHAR *end = ptr + len;
+ STRINGLIB_CHAR *remainder;
+
+ while (ptr<end && isdigit(*ptr))
+ ++ptr;
+ remainder = ptr;
+
+ /* Does remainder start with a decimal point? */
+ *has_decimal = ptr<end && *remainder == '.';
+
+ /* Skip the decimal point. */
+ if (*has_decimal)
+ remainder++;
+
+ *n_remainder = end - remainder;
+}
+
+/* not all fields of format are used. for example, precision is
+ unused. should this take discrete params in order to be more clear
+ about what it does? or is passing a single format parameter easier
+ and more efficient enough to justify a little obfuscation? */
+static Py_ssize_t
+calc_number_widths(NumberFieldWidths *spec, Py_ssize_t n_prefix,
+ STRINGLIB_CHAR sign_char, STRINGLIB_CHAR *number,
+ Py_ssize_t n_number, Py_ssize_t n_remainder,
+ int has_decimal, const LocaleInfo *locale,
+ const InternalFormatSpec *format)
+{
+ Py_ssize_t n_non_digit_non_padding;
+ Py_ssize_t n_padding;
+
+ spec->n_digits = n_number - n_remainder - (has_decimal?1:0);
+ spec->n_lpadding = 0;
+ spec->n_prefix = n_prefix;
+ spec->n_decimal = has_decimal ? strlen(locale->decimal_point) : 0;
+ spec->n_remainder = n_remainder;
+ spec->n_spadding = 0;
+ spec->n_rpadding = 0;
+ spec->sign = '\0';
+ spec->n_sign = 0;
+
+ /* the output will look like:
+ | |
+ | <lpadding> <sign> <prefix> <spadding> <grouped_digits> <decimal> <remainder> <rpadding> |
+ | |
+
+ sign is computed from format->sign and the actual
+ sign of the number
+
+ prefix is given (it's for the '0x' prefix)
+
+ digits is already known
+
+ the total width is either given, or computed from the
+ actual digits
+
+ only one of lpadding, spadding, and rpadding can be non-zero,
+ and it's calculated from the width and other fields
+ */
+
+ /* compute the various parts we're going to write */
+ switch (format->sign) {
+ case '+':
+ /* always put a + or - */
+ spec->n_sign = 1;
+ spec->sign = (sign_char == '-' ? '-' : '+');
+ break;
+ case ' ':
+ spec->n_sign = 1;
+ spec->sign = (sign_char == '-' ? '-' : ' ');
+ break;
+ default:
+ /* Not specified, or the default (-) */
+ if (sign_char == '-') {
+ spec->n_sign = 1;
+ spec->sign = '-';
+ }
+ }
+
+ /* The number of chars used for non-digits and non-padding. */
+ n_non_digit_non_padding = spec->n_sign + spec->n_prefix + spec->n_decimal +
+ spec->n_remainder;
+
+ /* min_width can go negative, that's okay. format->width == -1 means
+ we don't care. */
+ if (format->fill_char == '0' && format->align == '=')
+ spec->n_min_width = format->width - n_non_digit_non_padding;
+ else
+ spec->n_min_width = 0;
+
+ if (spec->n_digits == 0)
+ /* This case only occurs when using 'c' formatting, we need
+ to special case it because the grouping code always wants
+ to have at least one character. */
+ spec->n_grouped_digits = 0;
+ else
+ spec->n_grouped_digits = STRINGLIB_GROUPING(NULL, 0, NULL,
+ spec->n_digits,
+ spec->n_min_width,
+ locale->grouping,
+ locale->thousands_sep);
+
+ /* Given the desired width and the total of digit and non-digit
+ space we consume, see if we need any padding. format->width can
+ be negative (meaning no padding), but this code still works in
+ that case. */
+ n_padding = format->width -
+ (n_non_digit_non_padding + spec->n_grouped_digits);
+ if (n_padding > 0) {
+ /* Some padding is needed. Determine if it's left, space, or right. */
+ switch (format->align) {
+ case '<':
+ spec->n_rpadding = n_padding;
+ break;
+ case '^':
+ spec->n_lpadding = n_padding / 2;
+ spec->n_rpadding = n_padding - spec->n_lpadding;
+ break;
+ case '=':
+ spec->n_spadding = n_padding;
+ break;
+ case '>':
+ spec->n_lpadding = n_padding;
+ break;
+ default:
+ /* Shouldn't get here, but treat it as '>' */
+ spec->n_lpadding = n_padding;
+ assert(0);
+ break;
+ }
+ }
+ return spec->n_lpadding + spec->n_sign + spec->n_prefix +
+ spec->n_spadding + spec->n_grouped_digits + spec->n_decimal +
+ spec->n_remainder + spec->n_rpadding;
+}
+
+/* Fill in the digit parts of a numbers's string representation,
+ as determined in calc_number_widths().
+ No error checking, since we know the buffer is the correct size. */
+static void
+fill_number(STRINGLIB_CHAR *buf, const NumberFieldWidths *spec,
+ STRINGLIB_CHAR *digits, Py_ssize_t n_digits,
+ STRINGLIB_CHAR *prefix, STRINGLIB_CHAR fill_char,
+ LocaleInfo *locale, int toupper)
+{
+ /* Used to keep track of digits, decimal, and remainder. */
+ STRINGLIB_CHAR *p = digits;
+
+#ifndef NDEBUG
+ Py_ssize_t r;
+#endif
+
+ if (spec->n_lpadding) {
+ STRINGLIB_FILL(buf, fill_char, spec->n_lpadding);
+ buf += spec->n_lpadding;
+ }
+ if (spec->n_sign == 1) {
+ *buf++ = spec->sign;
+ }
+ if (spec->n_prefix) {
+ memmove(buf,
+ prefix,
+ spec->n_prefix * sizeof(STRINGLIB_CHAR));
+ if (toupper) {
+ Py_ssize_t t;
+ for (t = 0; t < spec->n_prefix; ++t)
+ buf[t] = STRINGLIB_TOUPPER(buf[t]);
+ }
+ buf += spec->n_prefix;
+ }
+ if (spec->n_spadding) {
+ STRINGLIB_FILL(buf, fill_char, spec->n_spadding);
+ buf += spec->n_spadding;
+ }
+
+ /* Only for type 'c' special case, it has no digits. */
+ if (spec->n_digits != 0) {
+ /* Fill the digits with InsertThousandsGrouping. */
+#ifndef NDEBUG
+ r =
+#endif
+ STRINGLIB_GROUPING(buf, spec->n_grouped_digits, digits,
+ spec->n_digits, spec->n_min_width,
+ locale->grouping, locale->thousands_sep);
+#ifndef NDEBUG
+ assert(r == spec->n_grouped_digits);
+#endif
+ p += spec->n_digits;
+ }
+ if (toupper) {
+ Py_ssize_t t;
+ for (t = 0; t < spec->n_grouped_digits; ++t)
+ buf[t] = STRINGLIB_TOUPPER(buf[t]);
+ }
+ buf += spec->n_grouped_digits;
+
+ if (spec->n_decimal) {
+ Py_ssize_t t;
+ for (t = 0; t < spec->n_decimal; ++t)
+ buf[t] = locale->decimal_point[t];
+ buf += spec->n_decimal;
+ p += 1;
+ }
+
+ if (spec->n_remainder) {
+ memcpy(buf, p, spec->n_remainder * sizeof(STRINGLIB_CHAR));
+ buf += spec->n_remainder;
+ p += spec->n_remainder;
+ }
+
+ if (spec->n_rpadding) {
+ STRINGLIB_FILL(buf, fill_char, spec->n_rpadding);
+ buf += spec->n_rpadding;
+ }
+}
+
+static char no_grouping[1] = {CHAR_MAX};
+
+/* Find the decimal point character(s?), thousands_separator(s?), and
+ grouping description, either for the current locale if type is
+ LT_CURRENT_LOCALE, a hard-coded locale if LT_DEFAULT_LOCALE, or
+ none if LT_NO_LOCALE. */
+static void
+get_locale_info(int type, LocaleInfo *locale_info)
+{
+ switch (type) {
+ case LT_CURRENT_LOCALE: {
+ struct lconv *locale_data = localeconv();
+ locale_info->decimal_point = locale_data->decimal_point;
+ locale_info->thousands_sep = locale_data->thousands_sep;
+ locale_info->grouping = locale_data->grouping;
+ break;
+ }
+ case LT_DEFAULT_LOCALE:
+ locale_info->decimal_point = ".";
+ locale_info->thousands_sep = ",";
+ locale_info->grouping = "\3"; /* Group every 3 characters. The
+ (implicit) trailing 0 means repeat
+ infinitely. */
+ break;
+ case LT_NO_LOCALE:
+ locale_info->decimal_point = ".";
+ locale_info->thousands_sep = "";
+ locale_info->grouping = no_grouping;
+ break;
+ default:
+ assert(0);
+ }
+}
+
+#endif /* FORMAT_FLOAT || FORMAT_LONG || FORMAT_COMPLEX */
+
+/************************************************************************/
+/*********** string formatting ******************************************/
+/************************************************************************/
+
+static PyObject *
+format_string_internal(PyObject *value, const InternalFormatSpec *format)
+{
+ Py_ssize_t lpad;
+ Py_ssize_t rpad;
+ Py_ssize_t total;
+ STRINGLIB_CHAR *p;
+ Py_ssize_t len = STRINGLIB_LEN(value);
+ PyObject *result = NULL;
+
+ /* sign is not allowed on strings */
+ if (format->sign != '\0') {
+ PyErr_SetString(PyExc_ValueError,
+ "Sign not allowed in string format specifier");
+ goto done;
+ }
+
+ /* alternate is not allowed on strings */
+ if (format->alternate) {
+ PyErr_SetString(PyExc_ValueError,
+ "Alternate form (#) not allowed in string format "
+ "specifier");
+ goto done;
+ }
+
+ /* '=' alignment not allowed on strings */
+ if (format->align == '=') {
+ PyErr_SetString(PyExc_ValueError,
+ "'=' alignment not allowed "
+ "in string format specifier");
+ goto done;
+ }
+
+ /* if precision is specified, output no more that format.precision
+ characters */
+ if (format->precision >= 0 && len >= format->precision) {
+ len = format->precision;
+ }
+
+ calc_padding(len, format->width, format->align, &lpad, &rpad, &total);
+
+ /* allocate the resulting string */
+ result = STRINGLIB_NEW(NULL, total);
+ if (result == NULL)
+ goto done;
+
+ /* Write into that space. First the padding. */
+ p = fill_padding(STRINGLIB_STR(result), len,
+ format->fill_char=='\0'?' ':format->fill_char,
+ lpad, rpad);
+
+ /* Then the source string. */
+ memcpy(p, STRINGLIB_STR(value), len * sizeof(STRINGLIB_CHAR));
+
+done:
+ return result;
+}
+
+
+/************************************************************************/
+/*********** long formatting ********************************************/
+/************************************************************************/
+
+#if defined FORMAT_LONG || defined FORMAT_INT
+typedef PyObject*
+(*IntOrLongToString)(PyObject *value, int base);
+
+static PyObject *
+format_int_or_long_internal(PyObject *value, const InternalFormatSpec *format,
+ IntOrLongToString tostring)
+{
+ PyObject *result = NULL;
+ PyObject *tmp = NULL;
+ STRINGLIB_CHAR *pnumeric_chars;
+ STRINGLIB_CHAR numeric_char;
+ STRINGLIB_CHAR sign_char = '\0';
+ Py_ssize_t n_digits; /* count of digits need from the computed
+ string */
+ Py_ssize_t n_remainder = 0; /* Used only for 'c' formatting, which
+ produces non-digits */
+ Py_ssize_t n_prefix = 0; /* Count of prefix chars, (e.g., '0x') */
+ Py_ssize_t n_total;
+ STRINGLIB_CHAR *prefix = NULL;
+ NumberFieldWidths spec;
+ long x;
+
+ /* Locale settings, either from the actual locale or
+ from a hard-code pseudo-locale */
+ LocaleInfo locale;
+
+ /* no precision allowed on integers */
+ if (format->precision != -1) {
+ PyErr_SetString(PyExc_ValueError,
+ "Precision not allowed in integer format specifier");
+ goto done;
+ }
+
+ /* special case for character formatting */
+ if (format->type == 'c') {
+ /* error to specify a sign */
+ if (format->sign != '\0') {
+ PyErr_SetString(PyExc_ValueError,
+ "Sign not allowed with integer"
+ " format specifier 'c'");
+ goto done;
+ }
+
+ /* Error to specify a comma. */
+ if (format->thousands_separators) {
+ PyErr_SetString(PyExc_ValueError,
+ "Thousands separators not allowed with integer"
+ " format specifier 'c'");
+ goto done;
+ }
+
+ /* taken from unicodeobject.c formatchar() */
+ /* Integer input truncated to a character */
+/* XXX: won't work for int */
+ x = PyLong_AsLong(value);
+ if (x == -1 && PyErr_Occurred())
+ goto done;
+#ifdef Py_UNICODE_WIDE
+ if (x < 0 || x > 0x10ffff) {
+ PyErr_SetString(PyExc_OverflowError,
+ "%c arg not in range(0x110000) "
+ "(wide Python build)");
+ goto done;
+ }
+#else
+ if (x < 0 || x > 0xffff) {
+ PyErr_SetString(PyExc_OverflowError,
+ "%c arg not in range(0x10000) "
+ "(narrow Python build)");
+ goto done;
+ }
+#endif
+ numeric_char = (STRINGLIB_CHAR)x;
+ pnumeric_chars = &numeric_char;
+ n_digits = 1;
+
+ /* As a sort-of hack, we tell calc_number_widths that we only
+ have "remainder" characters. calc_number_widths thinks
+ these are characters that don't get formatted, only copied
+ into the output string. We do this for 'c' formatting,
+ because the characters are likely to be non-digits. */
+ n_remainder = 1;
+ }
+ else {
+ int base;
+ int leading_chars_to_skip = 0; /* Number of characters added by
+ PyNumber_ToBase that we want to
+ skip over. */
+
+ /* Compute the base and how many characters will be added by
+ PyNumber_ToBase */
+ switch (format->type) {
+ case 'b':
+ base = 2;
+ leading_chars_to_skip = 2; /* 0b */
+ break;
+ case 'o':
+ base = 8;
+ leading_chars_to_skip = 2; /* 0o */
+ break;
+ case 'x':
+ case 'X':
+ base = 16;
+ leading_chars_to_skip = 2; /* 0x */
+ break;
+ default: /* shouldn't be needed, but stops a compiler warning */
+ case 'd':
+ case 'n':
+ base = 10;
+ break;
+ }
+
+ /* The number of prefix chars is the same as the leading
+ chars to skip */
+ if (format->alternate)
+ n_prefix = leading_chars_to_skip;
+
+ /* Do the hard part, converting to a string in a given base */
+ tmp = tostring(value, base);
+ if (tmp == NULL)
+ goto done;
+
+ pnumeric_chars = STRINGLIB_STR(tmp);
+ n_digits = STRINGLIB_LEN(tmp);
+
+ prefix = pnumeric_chars;
+
+ /* Remember not to modify what pnumeric_chars points to. it
+ might be interned. Only modify it after we copy it into a
+ newly allocated output buffer. */
+
+ /* Is a sign character present in the output? If so, remember it
+ and skip it */
+ if (pnumeric_chars[0] == '-') {
+ sign_char = pnumeric_chars[0];
+ ++prefix;
+ ++leading_chars_to_skip;
+ }
+
+ /* Skip over the leading chars (0x, 0b, etc.) */
+ n_digits -= leading_chars_to_skip;
+ pnumeric_chars += leading_chars_to_skip;
+ }
+
+ /* Determine the grouping, separator, and decimal point, if any. */
+ get_locale_info(format->type == 'n' ? LT_CURRENT_LOCALE :
+ (format->thousands_separators ?
+ LT_DEFAULT_LOCALE :
+ LT_NO_LOCALE),
+ &locale);
+
+ /* Calculate how much memory we'll need. */
+ n_total = calc_number_widths(&spec, n_prefix, sign_char, pnumeric_chars,
+ n_digits, n_remainder, 0, &locale, format);
+
+ /* Allocate the memory. */
+ result = STRINGLIB_NEW(NULL, n_total);
+ if (!result)
+ goto done;
+
+ /* Populate the memory. */
+ fill_number(STRINGLIB_STR(result), &spec, pnumeric_chars, n_digits,
+ prefix, format->fill_char == '\0' ? ' ' : format->fill_char,
+ &locale, format->type == 'X');
+
+done:
+ Py_XDECREF(tmp);
+ return result;
+}
+#endif /* defined FORMAT_LONG || defined FORMAT_INT */
+
+/************************************************************************/
+/*********** float formatting *******************************************/
+/************************************************************************/
+
+#ifdef FORMAT_FLOAT
+#if STRINGLIB_IS_UNICODE
+static void
+strtounicode(Py_UNICODE *buffer, const char *charbuffer, Py_ssize_t len)
+{
+ Py_ssize_t i;
+ for (i = 0; i < len; ++i)
+ buffer[i] = (Py_UNICODE)charbuffer[i];
+}
+#endif
+
+/* much of this is taken from unicodeobject.c */
+static PyObject *
+format_float_internal(PyObject *value,
+ const InternalFormatSpec *format)
+{
+ char *buf = NULL; /* buffer returned from PyOS_double_to_string */
+ Py_ssize_t n_digits;
+ Py_ssize_t n_remainder;
+ Py_ssize_t n_total;
+ int has_decimal;
+ double val;
+ Py_ssize_t precision = format->precision;
+ Py_ssize_t default_precision = 6;
+ STRINGLIB_CHAR type = format->type;
+ int add_pct = 0;
+ STRINGLIB_CHAR *p;
+ NumberFieldWidths spec;
+ int flags = 0;
+ PyObject *result = NULL;
+ STRINGLIB_CHAR sign_char = '\0';
+ int float_type; /* Used to see if we have a nan, inf, or regular float. */
+
+#if STRINGLIB_IS_UNICODE
+ Py_UNICODE *unicode_tmp = NULL;
+#endif
+
+ /* Locale settings, either from the actual locale or
+ from a hard-code pseudo-locale */
+ LocaleInfo locale;
+
+ /* Alternate is not allowed on floats. */
+ if (format->alternate) {
+ PyErr_SetString(PyExc_ValueError,
+ "Alternate form (#) not allowed in float format "
+ "specifier");
+ goto done;
+ }
+
+ if (type == '\0') {
+ /* Omitted type specifier. This is like 'g' but with at least one
+ digit after the decimal point, and different default precision.*/
+ type = 'g';
+ default_precision = PyFloat_STR_PRECISION;
+ flags |= Py_DTSF_ADD_DOT_0;
+ }
+
+ if (type == 'n')
+ /* 'n' is the same as 'g', except for the locale used to
+ format the result. We take care of that later. */
+ type = 'g';
+
+ val = PyFloat_AsDouble(value);
+ if (val == -1.0 && PyErr_Occurred())
+ goto done;
+
+ if (type == '%') {
+ type = 'f';
+ val *= 100;
+ add_pct = 1;
+ }
+
+ if (precision < 0)
+ precision = default_precision;
+
+ /* Cast "type", because if we're in unicode we need to pass a
+ 8-bit char. This is safe, because we've restricted what "type"
+ can be. */
+ buf = PyOS_double_to_string(val, (char)type, precision, flags,
+ &float_type);
+ if (buf == NULL)
+ goto done;
+ n_digits = strlen(buf);
+
+ if (add_pct) {
+ /* We know that buf has a trailing zero (since we just called
+ strlen() on it), and we don't use that fact any more. So we
+ can just write over the trailing zero. */
+ buf[n_digits] = '%';
+ n_digits += 1;
+ }
+
+ /* Since there is no unicode version of PyOS_double_to_string,
+ just use the 8 bit version and then convert to unicode. */
+#if STRINGLIB_IS_UNICODE
+ unicode_tmp = (Py_UNICODE*)PyMem_Malloc((n_digits)*sizeof(Py_UNICODE));
+ if (unicode_tmp == NULL) {
+ PyErr_NoMemory();
+ goto done;
+ }
+ strtounicode(unicode_tmp, buf, n_digits);
+ p = unicode_tmp;
+#else
+ p = buf;
+#endif
+
+ /* Is a sign character present in the output? If so, remember it
+ and skip it */
+ if (*p == '-') {
+ sign_char = *p;
+ ++p;
+ --n_digits;
+ }
+
+ /* Determine if we have any "remainder" (after the digits, might include
+ decimal or exponent or both (or neither)) */
+ parse_number(p, n_digits, &n_remainder, &has_decimal);
+
+ /* Determine the grouping, separator, and decimal point, if any. */
+ get_locale_info(format->type == 'n' ? LT_CURRENT_LOCALE :
+ (format->thousands_separators ?
+ LT_DEFAULT_LOCALE :
+ LT_NO_LOCALE),
+ &locale);
+
+ /* Calculate how much memory we'll need. */
+ n_total = calc_number_widths(&spec, 0, sign_char, p, n_digits,
+ n_remainder, has_decimal, &locale, format);
+
+ /* Allocate the memory. */
+ result = STRINGLIB_NEW(NULL, n_total);
+ if (result == NULL)
+ goto done;
+
+ /* Populate the memory. */
+ fill_number(STRINGLIB_STR(result), &spec, p, n_digits, NULL,
+ format->fill_char == '\0' ? ' ' : format->fill_char, &locale,
+ 0);
+
+done:
+ PyMem_Free(buf);
+#if STRINGLIB_IS_UNICODE
+ PyMem_Free(unicode_tmp);
+#endif
+ return result;
+}
+#endif /* FORMAT_FLOAT */
+
+/************************************************************************/
+/*********** complex formatting *****************************************/
+/************************************************************************/
+
+#ifdef FORMAT_COMPLEX
+
+static PyObject *
+format_complex_internal(PyObject *value,
+ const InternalFormatSpec *format)
+{
+ double re;
+ double im;
+ char *re_buf = NULL; /* buffer returned from PyOS_double_to_string */
+ char *im_buf = NULL; /* buffer returned from PyOS_double_to_string */
+
+ InternalFormatSpec tmp_format = *format;
+ Py_ssize_t n_re_digits;
+ Py_ssize_t n_im_digits;
+ Py_ssize_t n_re_remainder;
+ Py_ssize_t n_im_remainder;
+ Py_ssize_t n_re_total;
+ Py_ssize_t n_im_total;
+ int re_has_decimal;
+ int im_has_decimal;
+ Py_ssize_t precision = format->precision;
+ Py_ssize_t default_precision = 6;
+ STRINGLIB_CHAR type = format->type;
+ STRINGLIB_CHAR *p_re;
+ STRINGLIB_CHAR *p_im;
+ NumberFieldWidths re_spec;
+ NumberFieldWidths im_spec;
+ int flags = 0;
+ PyObject *result = NULL;
+ STRINGLIB_CHAR *p;
+ STRINGLIB_CHAR re_sign_char = '\0';
+ STRINGLIB_CHAR im_sign_char = '\0';
+ int re_float_type; /* Used to see if we have a nan, inf, or regular float. */
+ int im_float_type;
+ int add_parens = 0;
+ int skip_re = 0;
+ Py_ssize_t lpad;
+ Py_ssize_t rpad;
+ Py_ssize_t total;
+
+#if STRINGLIB_IS_UNICODE
+ Py_UNICODE *re_unicode_tmp = NULL;
+ Py_UNICODE *im_unicode_tmp = NULL;
+#endif
+
+ /* Locale settings, either from the actual locale or
+ from a hard-code pseudo-locale */
+ LocaleInfo locale;
+
+ /* Alternate is not allowed on complex. */
+ if (format->alternate) {
+ PyErr_SetString(PyExc_ValueError,
+ "Alternate form (#) not allowed in complex format "
+ "specifier");
+ goto done;
+ }
+
+ /* Neither is zero pading. */
+ if (format->fill_char == '0') {
+ PyErr_SetString(PyExc_ValueError,
+ "Zero padding is not allowed in complex format "
+ "specifier");
+ goto done;
+ }
+
+ /* Neither is '=' alignment . */
+ if (format->align == '=') {
+ PyErr_SetString(PyExc_ValueError,
+ "'=' alignment flag is not allowed in complex format "
+ "specifier");
+ goto done;
+ }
+
+ re = PyComplex_RealAsDouble(value);
+ if (re == -1.0 && PyErr_Occurred())
+ goto done;
+ im = PyComplex_ImagAsDouble(value);
+ if (im == -1.0 && PyErr_Occurred())
+ goto done;
+
+ if (type == '\0') {
+ /* Omitted type specifier. Should be like str(self). */
+ type = 'g';
+ default_precision = PyFloat_STR_PRECISION;
+ if (re == 0.0 && copysign(1.0, re) == 1.0)
+ skip_re = 1;
+ else
+ add_parens = 1;
+ }
+
+ if (type == 'n')
+ /* 'n' is the same as 'g', except for the locale used to
+ format the result. We take care of that later. */
+ type = 'g';
+
+ if (precision < 0)
+ precision = default_precision;
+
+ /* Cast "type", because if we're in unicode we need to pass a
+ 8-bit char. This is safe, because we've restricted what "type"
+ can be. */
+ re_buf = PyOS_double_to_string(re, (char)type, precision, flags,
+ &re_float_type);
+ if (re_buf == NULL)
+ goto done;
+ im_buf = PyOS_double_to_string(im, (char)type, precision, flags,
+ &im_float_type);
+ if (im_buf == NULL)
+ goto done;
+
+ n_re_digits = strlen(re_buf);
+ n_im_digits = strlen(im_buf);
+
+ /* Since there is no unicode version of PyOS_double_to_string,
+ just use the 8 bit version and then convert to unicode. */
+#if STRINGLIB_IS_UNICODE
+ re_unicode_tmp = (Py_UNICODE*)PyMem_Malloc((n_re_digits)*sizeof(Py_UNICODE));
+ if (re_unicode_tmp == NULL) {
+ PyErr_NoMemory();
+ goto done;
+ }
+ strtounicode(re_unicode_tmp, re_buf, n_re_digits);
+ p_re = re_unicode_tmp;
+
+ im_unicode_tmp = (Py_UNICODE*)PyMem_Malloc((n_im_digits)*sizeof(Py_UNICODE));
+ if (im_unicode_tmp == NULL) {
+ PyErr_NoMemory();
+ goto done;
+ }
+ strtounicode(im_unicode_tmp, im_buf, n_im_digits);
+ p_im = im_unicode_tmp;
+#else
+ p_re = re_buf;
+ p_im = im_buf;
+#endif
+
+ /* Is a sign character present in the output? If so, remember it
+ and skip it */
+ if (*p_re == '-') {
+ re_sign_char = *p_re;
+ ++p_re;
+ --n_re_digits;
+ }
+ if (*p_im == '-') {
+ im_sign_char = *p_im;
+ ++p_im;
+ --n_im_digits;
+ }
+
+ /* Determine if we have any "remainder" (after the digits, might include
+ decimal or exponent or both (or neither)) */
+ parse_number(p_re, n_re_digits, &n_re_remainder, &re_has_decimal);
+ parse_number(p_im, n_im_digits, &n_im_remainder, &im_has_decimal);
+
+ /* Determine the grouping, separator, and decimal point, if any. */
+ get_locale_info(format->type == 'n' ? LT_CURRENT_LOCALE :
+ (format->thousands_separators ?
+ LT_DEFAULT_LOCALE :
+ LT_NO_LOCALE),
+ &locale);
+
+ /* Turn off any padding. We'll do it later after we've composed
+ the numbers without padding. */
+ tmp_format.fill_char = '\0';
+ tmp_format.align = '<';
+ tmp_format.width = -1;
+
+ /* Calculate how much memory we'll need. */
+ n_re_total = calc_number_widths(&re_spec, 0, re_sign_char, p_re,
+ n_re_digits, n_re_remainder,
+ re_has_decimal, &locale, &tmp_format);
+
+ /* Same formatting, but always include a sign, unless the real part is
+ * going to be omitted, in which case we use whatever sign convention was
+ * requested by the original format. */
+ if (!skip_re)
+ tmp_format.sign = '+';
+ n_im_total = calc_number_widths(&im_spec, 0, im_sign_char, p_im,
+ n_im_digits, n_im_remainder,
+ im_has_decimal, &locale, &tmp_format);
+
+ if (skip_re)
+ n_re_total = 0;
+
+ /* Add 1 for the 'j', and optionally 2 for parens. */
+ calc_padding(n_re_total + n_im_total + 1 + add_parens * 2,
+ format->width, format->align, &lpad, &rpad, &total);
+
+ result = STRINGLIB_NEW(NULL, total);
+ if (result == NULL)
+ goto done;
+
+ /* Populate the memory. First, the padding. */
+ p = fill_padding(STRINGLIB_STR(result),
+ n_re_total + n_im_total + 1 + add_parens * 2,
+ format->fill_char=='\0' ? ' ' : format->fill_char,
+ lpad, rpad);
+
+ if (add_parens)
+ *p++ = '(';
+
+ if (!skip_re) {
+ fill_number(p, &re_spec, p_re, n_re_digits, NULL, 0, &locale, 0);
+ p += n_re_total;
+ }
+ fill_number(p, &im_spec, p_im, n_im_digits, NULL, 0, &locale, 0);
+ p += n_im_total;
+ *p++ = 'j';
+
+ if (add_parens)
+ *p++ = ')';
+
+done:
+ PyMem_Free(re_buf);
+ PyMem_Free(im_buf);
+#if STRINGLIB_IS_UNICODE
+ PyMem_Free(re_unicode_tmp);
+ PyMem_Free(im_unicode_tmp);
+#endif
+ return result;
+}
+#endif /* FORMAT_COMPLEX */
+
+/************************************************************************/
+/*********** built in formatters ****************************************/
+/************************************************************************/
+PyObject *
+FORMAT_STRING(PyObject *obj,
+ STRINGLIB_CHAR *format_spec,
+ Py_ssize_t format_spec_len)
+{
+ InternalFormatSpec format;
+ PyObject *result = NULL;
+
+ /* check for the special case of zero length format spec, make
+ it equivalent to str(obj) */
+ if (format_spec_len == 0) {
+ result = STRINGLIB_TOSTR(obj);
+ goto done;
+ }
+
+ /* parse the format_spec */
+ if (!parse_internal_render_format_spec(format_spec, format_spec_len,
+ &format, 's', '<'))
+ goto done;
+
+ /* type conversion? */
+ switch (format.type) {
+ case 's':
+ /* no type conversion needed, already a string. do the formatting */
+ result = format_string_internal(obj, &format);
+ break;
+ default:
+ /* unknown */
+ unknown_presentation_type(format.type, obj->ob_type->tp_name);
+ goto done;
+ }
+
+done:
+ return result;
+}
+
+#if defined FORMAT_LONG || defined FORMAT_INT
+static PyObject*
+format_int_or_long(PyObject* obj,
+ STRINGLIB_CHAR *format_spec,
+ Py_ssize_t format_spec_len,
+ IntOrLongToString tostring)
+{
+ PyObject *result = NULL;
+ PyObject *tmp = NULL;
+ InternalFormatSpec format;
+
+ /* check for the special case of zero length format spec, make
+ it equivalent to str(obj) */
+ if (format_spec_len == 0) {
+ result = STRINGLIB_TOSTR(obj);
+ goto done;
+ }
+
+ /* parse the format_spec */
+ if (!parse_internal_render_format_spec(format_spec,
+ format_spec_len,
+ &format, 'd', '>'))
+ goto done;
+
+ /* type conversion? */
+ switch (format.type) {
+ case 'b':
+ case 'c':
+ case 'd':
+ case 'o':
+ case 'x':
+ case 'X':
+ case 'n':
+ /* no type conversion needed, already an int (or long). do
+ the formatting */
+ result = format_int_or_long_internal(obj, &format, tostring);
+ break;
+
+ case 'e':
+ case 'E':
+ case 'f':
+ case 'F':
+ case 'g':
+ case 'G':
+ case '%':
+ /* convert to float */
+ tmp = PyNumber_Float(obj);
+ if (tmp == NULL)
+ goto done;
+ result = format_float_internal(tmp, &format);
+ break;
+
+ default:
+ /* unknown */
+ unknown_presentation_type(format.type, obj->ob_type->tp_name);
+ goto done;
+ }
+
+done:
+ Py_XDECREF(tmp);
+ return result;
+}
+#endif /* FORMAT_LONG || defined FORMAT_INT */
+
+#ifdef FORMAT_LONG
+/* Need to define long_format as a function that will convert a long
+ to a string. In 3.0, _PyLong_Format has the correct signature. In
+ 2.x, we need to fudge a few parameters */
+#if PY_VERSION_HEX >= 0x03000000
+#define long_format _PyLong_Format
+#else
+static PyObject*
+long_format(PyObject* value, int base)
+{
+ /* Convert to base, don't add trailing 'L', and use the new octal
+ format. We already know this is a long object */
+ assert(PyLong_Check(value));
+ /* convert to base, don't add 'L', and use the new octal format */
+ return _PyLong_Format(value, base, 0, 1);
+}
+#endif
+
+PyObject *
+FORMAT_LONG(PyObject *obj,
+ STRINGLIB_CHAR *format_spec,
+ Py_ssize_t format_spec_len)
+{
+ return format_int_or_long(obj, format_spec, format_spec_len,
+ long_format);
+}
+#endif /* FORMAT_LONG */
+
+#ifdef FORMAT_INT
+/* this is only used for 2.x, not 3.0 */
+static PyObject*
+int_format(PyObject* value, int base)
+{
+ /* Convert to base, and use the new octal format. We already
+ know this is an int object */
+ assert(PyInt_Check(value));
+ return _PyInt_Format((PyIntObject*)value, base, 1);
+}
+
+PyObject *
+FORMAT_INT(PyObject *obj,
+ STRINGLIB_CHAR *format_spec,
+ Py_ssize_t format_spec_len)
+{
+ return format_int_or_long(obj, format_spec, format_spec_len,
+ int_format);
+}
+#endif /* FORMAT_INT */
+
+#ifdef FORMAT_FLOAT
+PyObject *
+FORMAT_FLOAT(PyObject *obj,
+ STRINGLIB_CHAR *format_spec,
+ Py_ssize_t format_spec_len)
+{
+ PyObject *result = NULL;
+ InternalFormatSpec format;
+
+ /* check for the special case of zero length format spec, make
+ it equivalent to str(obj) */
+ if (format_spec_len == 0) {
+ result = STRINGLIB_TOSTR(obj);
+ goto done;
+ }
+
+ /* parse the format_spec */
+ if (!parse_internal_render_format_spec(format_spec,
+ format_spec_len,
+ &format, '\0', '>'))
+ goto done;
+
+ /* type conversion? */
+ switch (format.type) {
+ case '\0': /* No format code: like 'g', but with at least one decimal. */
+ case 'e':
+ case 'E':
+ case 'f':
+ case 'F':
+ case 'g':
+ case 'G':
+ case 'n':
+ case '%':
+ /* no conversion, already a float. do the formatting */
+ result = format_float_internal(obj, &format);
+ break;
+
+ default:
+ /* unknown */
+ unknown_presentation_type(format.type, obj->ob_type->tp_name);
+ goto done;
+ }
+
+done:
+ return result;
+}
+#endif /* FORMAT_FLOAT */
+
+#ifdef FORMAT_COMPLEX
+PyObject *
+FORMAT_COMPLEX(PyObject *obj,
+ STRINGLIB_CHAR *format_spec,
+ Py_ssize_t format_spec_len)
+{
+ PyObject *result = NULL;
+ InternalFormatSpec format;
+
+ /* check for the special case of zero length format spec, make
+ it equivalent to str(obj) */
+ if (format_spec_len == 0) {
+ result = STRINGLIB_TOSTR(obj);
+ goto done;
+ }
+
+ /* parse the format_spec */
+ if (!parse_internal_render_format_spec(format_spec,
+ format_spec_len,
+ &format, '\0', '>'))
+ goto done;
+
+ /* type conversion? */
+ switch (format.type) {
+ case '\0': /* No format code: like 'g', but with at least one decimal. */
+ case 'e':
+ case 'E':
+ case 'f':
+ case 'F':
+ case 'g':
+ case 'G':
+ case 'n':
+ /* no conversion, already a complex. do the formatting */
+ result = format_complex_internal(obj, &format);
+ break;
+
+ default:
+ /* unknown */
+ unknown_presentation_type(format.type, obj->ob_type->tp_name);
+ goto done;
+ }
+
+done:
+ return result;
+}
+#endif /* FORMAT_COMPLEX */
|