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import glob
import os
import re
import string
import vim
def catFile(filename):
""" assigns a local variable retval to the contents of a file """
try:
fp = open(filename)
lines = fp.read()
fp.close()
except FileNotFoundError:
lines = ''
# escape double quotes and backslashes before quoting the string so
# everything passes throught.
vim.command("""let retval = "%s" """ % re.sub(r'"|\\', r'\\\g<0>', lines))
return lines
def isPresentInFile(regexp, filename):
""" check if regexp is present in the file """
try:
fp = open(filename)
fcontents = fp.read()
fp.close()
if re.search(regexp, fcontents):
vim.command('let retval = 1')
return 1
else:
vim.command('let retval = 0')
return None
except FileNotFoundError:
vim.command('let retval = 0')
return None
def deleteFile(filepattern):
""" deletes a file if present
If the file does not exist, check if its a filepattern rather than a
filename. If its a pattern, then deletes all files matching the pattern.
"""
try:
if os.path.isfile(filepattern):
os.remove(filepattern)
else:
if glob.glob(filepattern):
for filename in glob.glob(filepattern):
os.remove(filename)
else:
vim.command('let retval = -1')
except:
vim.command('let retval = -1')
# vim:ff=unix:noet:ts=4:sw=4:nowrap
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