mirror of https://github.com/python/cpython
Continuing the refactoring: deleted the old 'fancy_getopt()' function,
leaving in its place a tiny wrapper around the FancyGetopt class for backwards compatibility.
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@ -266,127 +266,6 @@ class FancyGetopt:
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# class FancyGetopt
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def fancy_getopt (options, negative_opt, object, args):
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# The 'options' table is a list of 3-tuples:
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# (long_option, short_option, help_string)
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# if an option takes an argument, its long_option should have '='
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# appended; short_option should just be a single character, no ':' in
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# any case. If a long_option doesn't have a corresponding
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# short_option, short_option should be None. All option tuples must
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# have long options.
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# Build the short_opts string and long_opts list, remembering how
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# the two are tied together
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short_opts = [] # we'll join 'em when done
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long_opts = []
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short2long = {}
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attr_name = {}
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takes_arg = {}
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for option in options:
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try:
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(long, short, help) = option
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except ValueError:
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raise DistutilsGetoptError, \
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"invalid option tuple " + str (option)
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# Type-check the option names
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if type (long) is not StringType or len (long) < 2:
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raise DistutilsGetoptError, \
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"long option '%s' must be a string of length >= 2" % \
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long
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if (not ((short is None) or
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(type (short) is StringType and len (short) == 1))):
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raise DistutilsGetoptError, \
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"short option '%s' must be None or string of length 1" % \
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short
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long_opts.append (long)
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if long[-1] == '=': # option takes an argument?
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if short: short = short + ':'
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long = long[0:-1]
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takes_arg[long] = 1
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else:
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# Is option is a "negative alias" for some other option (eg.
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# "quiet" == "!verbose")?
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alias_to = negative_opt.get(long)
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if alias_to is not None:
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if not takes_arg.has_key(alias_to) or takes_arg[alias_to]:
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raise DistutilsGetoptError, \
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("option '%s' is a negative alias for '%s', " +
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"which either hasn't been defined yet " +
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"or takes an argument") % (long, alias_to)
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long_opts[-1] = long
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takes_arg[long] = 0
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else:
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takes_arg[long] = 0
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# Now enforce some bondage on the long option name, so we can later
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# translate it to an attribute name in 'object'. Have to do this a
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# bit late to make sure we've removed any trailing '='.
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if not longopt_re.match (long):
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raise DistutilsGetoptError, \
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("invalid long option name '%s' " +
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"(must be letters, numbers, hyphens only") % long
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attr_name[long] = string.translate (long, longopt_xlate)
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if short:
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short_opts.append (short)
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short2long[short[0]] = long
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# end loop over 'options'
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short_opts = string.join (short_opts)
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try:
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(opts, args) = getopt.getopt (args, short_opts, long_opts)
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except getopt.error, msg:
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raise DistutilsArgError, msg
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global _option_order # blechh! should OO-ify this module
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_option_order = []
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for (opt, val) in opts:
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if len (opt) == 2 and opt[0] == '-': # it's a short option
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opt = short2long[opt[1]]
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elif len (opt) > 2 and opt[0:2] == '--':
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opt = opt[2:]
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else:
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raise DistutilsInternalError, \
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"this can't happen: bad option string '%s'" % opt
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if not takes_arg[opt]: # boolean option?
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if val != '': # shouldn't have a value!
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raise DistutilsInternalError, \
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"this can't happen: bad option value '%s'" % value
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alias = negative_opt.get (opt)
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if alias:
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opt = alias
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val = 0
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else:
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val = 1
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attr = attr_name[opt]
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setattr (object, attr, val)
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_option_order.append ((opt, val))
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# for opts
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return args
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# fancy_getopt()
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def fancy_getopt (options, negative_opt, object, args):
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parser = FancyGetopt (options)
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parser.set_negative_aliases (negative_opt)
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