diff options
Diffstat (limited to 'Lib/optparse.py')
| -rw-r--r-- | Lib/optparse.py | 50 |
1 files changed, 23 insertions, 27 deletions
diff --git a/Lib/optparse.py b/Lib/optparse.py index d97a1f7aca..432a2eb9b6 100644 --- a/Lib/optparse.py +++ b/Lib/optparse.py @@ -86,10 +86,16 @@ def _repr(self): # Id: errors.py 509 2006-04-20 00:58:24Z gward try: - from gettext import gettext + from gettext import gettext, ngettext except ImportError: def gettext(message): return message + + def ngettext(singular, plural, n): + if n == 1: + return singular + return plural + _ = gettext @@ -203,7 +209,6 @@ class HelpFormatter: short_first): self.parser = None self.indent_increment = indent_increment - self.help_position = self.max_help_position = max_help_position if width is None: try: width = int(os.environ['COLUMNS']) @@ -211,6 +216,8 @@ class HelpFormatter: width = 80 width -= 2 self.width = width + self.help_position = self.max_help_position = \ + min(max_help_position, max(width - 20, indent_increment * 2)) self.current_indent = 0 self.level = 0 self.help_width = None # computed later @@ -255,7 +262,7 @@ class HelpFormatter: Format a paragraph of free-form text for inclusion in the help output at the current indentation level. """ - text_width = self.width - self.current_indent + text_width = max(self.width - self.current_indent, 11) indent = " "*self.current_indent return textwrap.fill(text, text_width, @@ -336,7 +343,7 @@ class HelpFormatter: self.dedent() self.dedent() self.help_position = min(max_len + 2, self.max_help_position) - self.help_width = self.width - self.help_position + self.help_width = max(self.width - self.help_position, 11) def format_option_strings(self, option): """Return a comma-separated list of option strings & metavariables.""" @@ -411,11 +418,8 @@ def _parse_num(val, type): def _parse_int(val): return _parse_num(val, int) -def _parse_long(val): - return _parse_num(val, int) - _builtin_cvt = { "int" : (_parse_int, _("integer")), - "long" : (_parse_long, _("long integer")), + "long" : (_parse_int, _("integer")), "float" : (float, _("floating-point")), "complex" : (complex, _("complex")) } @@ -641,14 +645,8 @@ class Option: self.type = "string" else: # Allow type objects or builtin type conversion functions - # (int, str, etc.) as an alternative to their names. (The - # complicated check of builtins is only necessary for - # Python 2.1 and earlier, and is short-circuited by the - # first check on modern Pythons.) - import builtins - if ( isinstance(self.type, type) or - (hasattr(self.type, "__name__") and - getattr(builtins, self.type.__name__, None) is self.type) ): + # (int, str, etc.) as an alternative to their names. + if isinstance(self.type, type): self.type = self.type.__name__ if self.type == "str": @@ -1460,7 +1458,7 @@ class OptionParser (OptionContainer): """_match_long_opt(opt : string) -> string Determine which long option string 'opt' matches, ie. which one - it is an unambiguous abbrevation for. Raises BadOptionError if + it is an unambiguous abbreviation for. Raises BadOptionError if 'opt' doesn't unambiguously match any long option string. """ return _match_abbrev(opt, self._long_opt) @@ -1483,11 +1481,10 @@ class OptionParser (OptionContainer): if option.takes_value(): nargs = option.nargs if len(rargs) < nargs: - if nargs == 1: - self.error(_("%s option requires an argument") % opt) - else: - self.error(_("%s option requires %d arguments") - % (opt, nargs)) + self.error(ngettext( + "%(option)s option requires %(number)d argument", + "%(option)s option requires %(number)d arguments", + nargs) % {"option": opt, "number": nargs}) elif nargs == 1: value = rargs.pop(0) else: @@ -1522,11 +1519,10 @@ class OptionParser (OptionContainer): nargs = option.nargs if len(rargs) < nargs: - if nargs == 1: - self.error(_("%s option requires an argument") % opt) - else: - self.error(_("%s option requires %d arguments") - % (opt, nargs)) + self.error(ngettext( + "%(option)s option requires %(number)d argument", + "%(option)s option requires %(number)d arguments", + nargs) % {"option": opt, "number": nargs}) elif nargs == 1: value = rargs.pop(0) else: |