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#!/usr/bin/env python
import sys
import re
from os import path
comment_re = re.compile(r'([^\\]|^)%')
input_re = re.compile(r'\\(?:input|bibliography)\{([^}]*)\}')
def strip_comment(line):
g = comment_re.search(line)
if g:
# we matched some non-\ character
return line[0:g.start() + 1]
else:
return line
def chomp(line):
if line and line[-1] == '\n':
return line[:-1]
else:
return line
def open_tex_file(fname, mode='r'):
if path.exists(fname + '.bbl'):
# try bibliography file
fname += '.bbl'
elif path.exists(fname + '.tex'):
# try tex file
fname += '.tex'
return open(fname, mode)
def process_file(fname, out=sys.stdout):
for line in open_tex_file(fname):
line = chomp(strip_comment(line))
idx = 0
for g in input_re.finditer(line):
out.write(line[idx:g.start()])
fname = g.group(1)
# recurse into file
out.write("%%!!!!! processing %s !!!!!\n" % fname)
process_file(fname, out)
idx = g.end()
out.write(line[idx:])
out.write('\n')
def main(args=sys.argv[1:]):
for fname in args:
process_file(fname)
if __name__ == '__main__':
main()
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