/usr/lib/python2.7/dist-packages/argcomplete/completers.py is in python-argcomplete 0.8.1-1ubuntu2.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 | # Copyright 2012-2013, Andrey Kislyuk and argcomplete contributors.
# Licensed under the Apache License. See https://github.com/kislyuk/argcomplete for more info.
import os
import sys
import subprocess
def _wrapcall(*args, **kargs):
try:
return subprocess.check_output(*args,**kargs).decode().splitlines()
except AttributeError:
return _wrapcall_2_6(*args, **kargs)
except subprocess.CalledProcessError:
return []
def _wrapcall_2_6(*args, **kargs):
try:
# no check_output in 2.6,
if 'stdout' in kargs:
raise ValueError('stdout argument not allowed, it will be overridden.')
process = subprocess.Popen(
stdout=subprocess.PIPE, *args, **kargs)
output, unused_err = process.communicate()
retcode = process.poll()
if retcode:
cmd = kargs.get("args")
if cmd is None:
cmd = args[0]
raise subprocess.CalledProcessError(retcode, cmd)
return output.decode().splitlines()
except subprocess.CalledProcessError:
return []
class ChoicesCompleter(object):
def __init__(self, choices=[]):
self.choices = choices
def __call__(self, prefix, **kwargs):
return (c for c in self.choices if c.startswith(prefix))
def EnvironCompleter(prefix, **kwargs):
return (v for v in os.environ if v.startswith(prefix))
class FilesCompleter(object):
'File completer class, optionally takes a list of allowed extensions'
def __init__(self,allowednames=(),directories=True):
# Fix if someone passes in a string instead of a list
if type(allowednames) is str:
allowednames = [allowednames]
self.allowednames = [x.lstrip('*').lstrip('.') for x in allowednames]
self.directories = directories
def __call__(self, prefix, **kwargs):
completion = []
if self.allowednames:
if self.directories:
files = _wrapcall(['bash','-c',
"compgen -A directory -- '{p}'".format(p=prefix)])
completion += [ f + '/' for f in files]
for x in self.allowednames:
completion += _wrapcall(['bash', '-c',
"compgen -A file -X '!*.{0}' -- '{p}'".format(x,p=prefix)])
else:
completion += _wrapcall(['bash', '-c',
"compgen -A file -- '{p}'".format(p=prefix)])
anticomp = _wrapcall(['bash', '-c',
"compgen -A directory -- '{p}'".format(p=prefix)])
completion = list( set(completion) - set(anticomp))
if self.directories:
completion += [f + '/' for f in anticomp]
return completion
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