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Add possibility to specify input/output filename using positional arguments (e.g. 'scour input.svg output.svg')

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This commit is contained in:
Eduard Braun 2016-02-20 17:51:49 +01:00
parent ab90d18cb2
commit 72c2ec8e1c
1 changed files with 11 additions and 7 deletions
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18
scour/scour.py
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@ -3120,11 +3120,10 @@ class HeaderedFormatter(optparse.IndentedHelpFormatter):
# GZ: would prefer this to be in a function or class scope, but tests etc need
# access to the defaults anyway
_options_parser = optparse.OptionParser(
usage="%prog [-i input.svg] [-o output.svg] [OPTIONS]",
description=("If the input/output files are specified with a svgz"
" extension, then compressed SVG is assumed. If the input file is not"
" specified, stdin is used. If the output file is not specified, "
" stdout is used."),
usage="%prog [input.svg [output.svg]] [OPTIONS]",
description=("If the input/output files are not specified, stdin/stdout is used. "
"If the input/output files are specified with a svgz extension, "
"then compressed SVG is assumed."),
formatter=HeaderedFormatter(max_help_position=30),
version=VER)
@ -3227,8 +3226,13 @@ def maybe_gziped_file(filename, mode="r"):
def parse_args(args=None, ignore_additional_args=False):
options, rargs = _options_parser.parse_args(args)
if rargs and not ignore_additional_args:
_options_parser.error("Additional arguments not handled: %r, see --help" % rargs)
if rargs:
if not options.infilename:
options.infilename = rargs.pop(0)
if not options.outfilename and rargs:
options.outfilename = rargs.pop(0)
if not ignore_additional_args and rargs:
_options_parser.error("Additional arguments not handled: %r, see --help" % rargs)
if options.digits < 0:
_options_parser.error("Can't have negative significant digits, see --help")
if not options.indent_type in ["tab", "space", "none"]: