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#!/usr/bin/env python
# This script generates two column format from the script file.
import re, optparse
num = 0
content = {}
def parse_script(script):
"""Parse the file, and get each cell's content into a dictionary."""
where = 'HEAD'
txt = ''
global num
for line in open(script):
if line.startswith('..'):
loc = re.findall(".. ((L|R)(\d+))", line)
if loc:
# Next cell has been found
# Save previous cell data
content[where] = txt
txt = ''
where = loc[0][0]
num = int(loc[0][2]) if int(loc[0][2]) > num else num
continue
else:
pass
txt += line
content[where] = txt # Saving the content of the last cell.
def write_two_col(content, two_col):
""" Write the content to a file, in two column format."""
f = open(two_col, 'w')
f.write('%s' %content['HEAD'])
f.write("\n\n+%s+%s+\n" %('-'*82, '-'*82))
for i in range(1, num+1):
l = '%s%s' %('L', i)
r = '%s%s' %('R', i)
# Split each side text into individual lines
if l in content:
ltext = content[l].strip().splitlines()
else:
ltext = ['']
if r in content:
rtext = content[r].strip().splitlines()
else:
rtext = ['']
# Ensure that both sides have the same number of lines
ltext.extend(['']*(len(rtext) - len(ltext)))
rtext.extend(['']*(len(ltext) - len(rtext)))
# Write each of the lines in respective columns
for k in range(len(ltext)):
f.write("| %-80s | %-80s |\n" %(ltext[k], rtext[k]))
# Horizontal division
f.write("+%s+%s+\n" %('-'*82, '-'*82))
f.close()
if __name__ == '__main__':
parser = optparse.OptionParser()
parser.add_option("-i", default="script.rst", dest="input",
help="Input file. 'script.rst' is used by default.")
parser.add_option("-o", default="script2col.rst", dest="output",
help="Output file. script2col.rst is used by default.")
parser.description = """Converts a script file into two column format."""
parser.epilog = \
"""Make sure that you check the validity of the formatting of both
the INPUT and the OUTPUT files, using rst2html. Also, Make sure that
each line, in the INPUT file, is less than 80 chars long."""
(options, args) = parser.parse_args()
script, two_col = options.input, options.output
parse_script(script)
write_two_col(content, two_col)
print "Converted %s to 2 column format and saved as %s" %(script, two_col)
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