mirror of
https://github.com/git/git.git
synced 2026-02-18 05:39:11 +00:00
66 lines
2.1 KiB
Python
66 lines
2.1 KiB
Python
# Copyright (C) 2008 Canonical Ltd
|
|
#
|
|
# This program is free software; you can redistribute it and/or modify
|
|
# it under the terms of the GNU General Public License as published by
|
|
# the Free Software Foundation; either version 2 of the License, or
|
|
# (at your option) any later version.
|
|
#
|
|
# This program is distributed in the hope that it will be useful,
|
|
# but WITHOUT ANY WARRANTY; without even the implied warranty of
|
|
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
|
# GNU General Public License for more details.
|
|
#
|
|
# You should have received a copy of the GNU General Public License
|
|
# along with this program; if not, write to the Free Software
|
|
# Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
|
|
|
|
"""Routines for saving and loading the id-map file."""
|
|
|
|
import os
|
|
|
|
|
|
def save_id_map(filename, revision_ids):
|
|
"""Save the mapping of commit ids to revision ids to a file.
|
|
|
|
Throws the usual exceptions if the file cannot be opened,
|
|
written to or closed.
|
|
|
|
:param filename: name of the file to save the data to
|
|
:param revision_ids: a dictionary of commit ids to revision ids.
|
|
"""
|
|
f = open(filename, 'wb')
|
|
try:
|
|
for commit_id, rev_id in revision_ids.iteritems():
|
|
f.write("%s %s\n" % (commit_id, rev_id))
|
|
f.flush()
|
|
finally:
|
|
f.close()
|
|
|
|
|
|
def load_id_map(filename):
|
|
"""Load the mapping of commit ids to revision ids from a file.
|
|
|
|
If the file does not exist, an empty result is returned.
|
|
If the file does exists but cannot be opened, read or closed,
|
|
the normal exceptions are thrown.
|
|
|
|
NOTE: It is assumed that commit-ids do not have embedded spaces.
|
|
|
|
:param filename: name of the file to save the data to
|
|
:result: map, count where:
|
|
map = a dictionary of commit ids to revision ids;
|
|
count = the number of keys in map
|
|
"""
|
|
result = {}
|
|
count = 0
|
|
if os.path.exists(filename):
|
|
f = open(filename)
|
|
try:
|
|
for line in f:
|
|
parts = line[:-1].split(' ', 1)
|
|
result[parts[0]] = parts[1]
|
|
count += 1
|
|
finally:
|
|
f.close()
|
|
return result, count
|