88 lines
3.3 KiB
Python
88 lines
3.3 KiB
Python
"""
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COMMAND-LINE SPECIFIC STUFF
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=============================================================================
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"""
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import markdown
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import sys
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import optparse
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import logging
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from logging import DEBUG, INFO, CRITICAL
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logger = logging.getLogger('MARKDOWN')
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def parse_options():
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"""
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Define and parse `optparse` options for command-line usage.
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"""
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usage = """%prog [options] [INPUTFILE]
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(STDIN is assumed if no INPUTFILE is given)"""
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desc = "A Python implementation of John Gruber's Markdown. " \
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"http://packages.python.org/Markdown/"
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ver = "%%prog %s" % markdown.version
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parser = optparse.OptionParser(usage=usage, description=desc, version=ver)
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parser.add_option("-f", "--file", dest="filename", default=None,
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help="Write output to OUTPUT_FILE. Defaults to STDOUT.",
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metavar="OUTPUT_FILE")
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parser.add_option("-e", "--encoding", dest="encoding",
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help="Encoding for input and output files.",)
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parser.add_option("-q", "--quiet", default = CRITICAL,
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action="store_const", const=CRITICAL+10, dest="verbose",
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help="Suppress all warnings.")
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parser.add_option("-v", "--verbose",
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action="store_const", const=INFO, dest="verbose",
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help="Print all warnings.")
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parser.add_option("-s", "--safe", dest="safe", default=False,
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metavar="SAFE_MODE",
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help="'replace', 'remove' or 'escape' HTML tags in input")
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parser.add_option("-o", "--output_format", dest="output_format",
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default='xhtml1', metavar="OUTPUT_FORMAT",
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help="'xhtml1' (default), 'html4' or 'html5'.")
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parser.add_option("--noisy",
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action="store_const", const=DEBUG, dest="verbose",
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help="Print debug messages.")
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parser.add_option("-x", "--extension", action="append", dest="extensions",
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help = "Load extension EXTENSION.", metavar="EXTENSION")
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parser.add_option("-n", "--no_lazy_ol", dest="lazy_ol",
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action='store_false', default=True,
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help="Observe number of first item of ordered lists.")
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(options, args) = parser.parse_args()
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if len(args) == 0:
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input_file = None
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else:
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input_file = args[0]
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if not options.extensions:
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options.extensions = []
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return {'input': input_file,
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'output': options.filename,
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'safe_mode': options.safe,
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'extensions': options.extensions,
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'encoding': options.encoding,
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'output_format': options.output_format,
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'lazy_ol': options.lazy_ol}, options.verbose
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def run():
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"""Run Markdown from the command line."""
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# Parse options and adjust logging level if necessary
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options, logging_level = parse_options()
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if not options: sys.exit(2)
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logger.setLevel(logging_level)
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logger.addHandler(logging.StreamHandler())
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# Run
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markdown.markdownFromFile(**options)
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if __name__ == '__main__':
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# Support running module as a commandline command.
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# Python 2.5 & 2.6 do: `python -m markdown.__main__ [options] [args]`.
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# Python 2.7 & 3.x do: `python -m markdown [options] [args]`.
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run()
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