Fix line wrapping.

Signed-off-by: Pete Wicken <[email protected]>

Author: JamoBox

Doc/library/string.rst

@@ -416,8 +416,8 @@ error.
    Added the ``'_'`` option (see also :pep:`515`).
 
 *width* is a decimal integer defining the minimum total field width,
-including any prefixes, separators, and other formatting characters. If not specified, then the field width will be
-determined by the content.
+including any prefixes, separators, and other formatting characters.
+If not specified, then the field width will be determined by the content.
 
 When no explicit alignment is given, preceding the *width* field by a zero
 (``'0'``) character enables

Python/formatter_unicode.c

@@ -529,7 +529,7 @@ calc_number_widths(NumberFieldWidths *spec, Py_ssize_t n_prefix,
     /* 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;
+        spec->n_min_width = format->width + n_non_digit_non_padding;
     else
         spec->n_min_width = 0;