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# stats.py
# Copyright (C) 2008, 2009 Michael Trier (mtrier@gmail.com) and contributors
#
# This module is part of GitPython and is released under
# the BSD License: http://www.opensource.org/licenses/bsd-license.php
class Stats(object):
"""
Represents stat information as presented by git at the end of a merge. It is
created from the output of a diff operation.
``Example``::
c = Commit( sha1 )
s = c.stats
s.total # full-stat-dict
s.files # dict( filepath : stat-dict )
``stat-dict``
A dictionary with the following keys and values::
deletions = number of deleted lines as int
insertions = number of inserted lines as int
lines = total number of lines changed as int, or deletions + insertions
``full-stat-dict``
In addition to the items in the stat-dict, it features additional information::
files = number of changed files as int
"""
__slots__ = ("total", "files")
def __init__(self, total, files):
self.total = total
self.files = files
@classmethod
def _list_from_string(cls, repo, text):
"""
Create a Stat object from output retrieved by git-diff.
Returns
git.Stat
"""
hsh = {'total': {'insertions': 0, 'deletions': 0, 'lines': 0, 'files': 0}, 'files': {}}
for line in text.splitlines():
(raw_insertions, raw_deletions, filename) = line.split("\t")
insertions = raw_insertions != '-' and int(raw_insertions) or 0
deletions = raw_deletions != '-' and int(raw_deletions) or 0
hsh['total']['insertions'] += insertions
hsh['total']['deletions'] += deletions
hsh['total']['lines'] += insertions + deletions
hsh['total']['files'] += 1
hsh['files'][filename.strip()] = {'insertions': insertions,
'deletions': deletions,
'lines': insertions + deletions}
return Stats(hsh['total'], hsh['files'])
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