mirror of https://github.com/python/cpython
109 lines
2.6 KiB
Python
109 lines
2.6 KiB
Python
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#! /usr/local/bin/python
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# Renumber the Python FAQ
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import string
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import regex
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import sys
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import os
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FAQ = 'FAQ'
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chapterprog = regex.compile('^\([1-9][0-9]*\)\. ')
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questionprog = regex.compile('^\([1-9][0-9]*\)\.\([1-9][0-9]*\)\. ')
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newquestionprog = regex.compile('^Q\. ')
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blankprog = regex.compile('^[ \t]*$')
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indentedorblankprog = regex.compile('^\([ \t]+\|[ \t]*$\)')
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def main():
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print 'Reading lines...'
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lines = open(FAQ, 'r').readlines()
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print 'Renumbering in memory...'
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oldlines = lines[:]
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after_blank = 1
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chapter = 0
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question = 0
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chapters = ['\n']
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questions = []
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for i in range(len(lines)):
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line = lines[i]
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if after_blank:
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n = chapterprog.match(line)
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if n >= 0:
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chapter = chapter + 1
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question = 0
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line = `chapter` + '. ' + line[n:]
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lines[i] = line
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chapters.append(' ' + line)
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questions.append('\n')
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questions.append(' ' + line)
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afterblank = 0
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continue
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n = questionprog.match(line)
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if n < 0: n = newquestionprog.match(line) - 3
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if n >= 0:
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question = question + 1
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line = '%d.%d. '%(chapter, question) + line[n:]
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lines[i] = line
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questions.append(' ' + line)
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# Add up to 4 continuations of the question
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for j in range(i+1, i+5):
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if blankprog.match(lines[j]) >= 0:
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break
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questions.append(' '*(n+2) + lines[j])
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afterblank = 0
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continue
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afterblank = (blankprog.match(line) >= 0)
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print 'Inserting list of chapters...'
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chapters.append('\n')
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for i in range(len(lines)):
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line = lines[i]
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if regex.match(
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'^This FAQ is divided in the following chapters',
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line) >= 0:
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i = i+1
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while 1:
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line = lines[i]
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if indentedorblankprog.match(line) < 0:
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break
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del lines[i]
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lines[i:i] = chapters
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break
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else:
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print '*** Can\'t find header for list of chapters'
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print '*** Chapters found:'
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for line in chapters: print line,
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print 'Inserting list of questions...'
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questions.append('\n')
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for i in range(len(lines)):
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line = lines[i]
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if regex.match('^Here.s an overview of the questions',
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line) >= 0:
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i = i+1
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while 1:
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line = lines[i]
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if indentedorblankprog.match(line) < 0:
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break
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del lines[i]
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lines[i:i] = questions
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break
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else:
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print '*** Can\'t find header for list of questions'
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print '*** Questions found:'
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for line in questions: print line,
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if lines == oldlines:
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print 'No changes.'
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return
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print 'Writing new file...'
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f = open(FAQ + '.new', 'w')
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for line in lines:
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f.write(line)
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f.close()
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print 'Making backup...'
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os.rename(FAQ, FAQ + '~')
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print 'Moving new file...'
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os.rename(FAQ + '.new', FAQ)
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print 'Done.'
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main()
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