python/Tools/scripts/ptags.py at master · jtashk/python · GitHub

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#! /usr/bin/env python

# ptags

# Create a tags file for Python programs, usable with vi.

# Tagged are:

# - functions (even inside other defs or classes)

# - classes

# - filenames

# Warns about files it cannot open.

# No warnings about duplicate tags.

import sys, re, os

tags = [] # Modified global variable!

def main():

args = sys.argv[1:]

for filename in args:

treat_file(filename)

if tags:

fp = open('tags', 'w')

tags.sort()

for s in tags: fp.write(s)

expr = '^[ \t]*(def|class)[ \t]+([a-zA-Z0-9_]+)[ \t]*[:\(]'

matcher = re.compile(expr)

def treat_file(filename):

try:

fp = open(filename, 'r')

except:

sys.stderr.write('Cannot open %s\n' % filename)

return

base = os.path.basename(filename)

if base[-3:] == '.py':

base = base[:-3]

s = base + '\t' + filename + '\t' + '1\n'

tags.append(s)

while 1:

line = fp.readline()

if not line:

break

m = matcher.match(line)

if m:

content = m.group(0)

name = m.group(2)

s = name + '\t' + filename + '\t/^' + content + '/\n'

tags.append(s)

if __name__ == '__main__':

main()

python/Tools/scripts/ptags.py at master · jtashk/python · GitHub

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