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Diffstat (limited to 'cvs2svn_lib/stats_keeper.py')
| -rw-r--r-- | cvs2svn_lib/stats_keeper.py | 189 |
1 files changed, 0 insertions, 189 deletions
diff --git a/cvs2svn_lib/stats_keeper.py b/cvs2svn_lib/stats_keeper.py deleted file mode 100644 index 1a82540..0000000 --- a/cvs2svn_lib/stats_keeper.py +++ /dev/null @@ -1,189 +0,0 @@ -# (Be in -*- python -*- mode.) -# -# ==================================================================== -# Copyright (c) 2000-2008 CollabNet. All rights reserved. -# -# This software is licensed as described in the file COPYING, which -# you should have received as part of this distribution. The terms -# are also available at http://subversion.tigris.org/license-1.html. -# If newer versions of this license are posted there, you may use a -# newer version instead, at your option. -# -# This software consists of voluntary contributions made by many -# individuals. For exact contribution history, see the revision -# history and logs, available at http://cvs2svn.tigris.org/. -# ==================================================================== - -"""This module contains the StatsKeeper class. - -A StatsKeeper can pickle itself to a STATISTICS_FILE. This module -also includes a function to read a StatsKeeper from a STATISTICS_FILE.""" - - -import time -import cPickle -from cStringIO import StringIO - -from cvs2svn_lib.cvs_item import CVSRevision -from cvs2svn_lib.cvs_item import CVSBranch -from cvs2svn_lib.cvs_item import CVSTag - - -class StatsKeeper: - def __init__(self): - self._svn_rev_count = None - self._first_rev_date = 1L<<32 - self._last_rev_date = 0 - self._pass_timings = { } - self._stats_reflect_exclude = False - self.reset_cvs_rev_info() - - def log_duration_for_pass(self, duration, pass_num, pass_name): - self._pass_timings[pass_num] = (pass_name, duration,) - - def set_stats_reflect_exclude(self, value): - self._stats_reflect_exclude = value - - def reset_cvs_rev_info(self): - self._repos_file_count = 0 - self._repos_size = 0 - self._cvs_revs_count = 0 - self._cvs_branches_count = 0 - self._cvs_tags_count = 0 - - # A set of tag_ids seen: - self._tag_ids = set() - - # A set of branch_ids seen: - self._branch_ids = set() - - def record_cvs_file(self, cvs_file): - self._repos_file_count += 1 - self._repos_size += cvs_file.file_size - - def _record_cvs_rev(self, cvs_rev): - self._cvs_revs_count += 1 - - if cvs_rev.timestamp < self._first_rev_date: - self._first_rev_date = cvs_rev.timestamp - - if cvs_rev.timestamp > self._last_rev_date: - self._last_rev_date = cvs_rev.timestamp - - def _record_cvs_branch(self, cvs_branch): - self._cvs_branches_count += 1 - self._branch_ids.add(cvs_branch.symbol.id) - - def _record_cvs_tag(self, cvs_tag): - self._cvs_tags_count += 1 - self._tag_ids.add(cvs_tag.symbol.id) - - def record_cvs_item(self, cvs_item): - if isinstance(cvs_item, CVSRevision): - self._record_cvs_rev(cvs_item) - elif isinstance(cvs_item, CVSBranch): - self._record_cvs_branch(cvs_item) - elif isinstance(cvs_item, CVSTag): - self._record_cvs_tag(cvs_item) - else: - raise RuntimeError('Unknown CVSItem type') - - def set_svn_rev_count(self, count): - self._svn_rev_count = count - - def svn_rev_count(self): - return self._svn_rev_count - - def __getstate__(self): - state = self.__dict__.copy() - # This can get kinda large, so we don't store it: - return state - - def archive(self, filename): - f = open(filename, 'wb') - cPickle.dump(self, f) - f.close() - - def __str__(self): - f = StringIO() - f.write('\n') - f.write('cvs2svn Statistics:\n') - f.write('------------------\n') - f.write('Total CVS Files: %10i\n' % (self._repos_file_count,)) - f.write('Total CVS Revisions: %10i\n' % (self._cvs_revs_count,)) - f.write('Total CVS Branches: %10i\n' % (self._cvs_branches_count,)) - f.write('Total CVS Tags: %10i\n' % (self._cvs_tags_count,)) - f.write('Total Unique Tags: %10i\n' % (len(self._tag_ids),)) - f.write('Total Unique Branches: %10i\n' % (len(self._branch_ids),)) - f.write('CVS Repos Size in KB: %10i\n' % ((self._repos_size / 1024),)) - - if self._svn_rev_count is not None: - f.write('Total SVN Commits: %10i\n' % self._svn_rev_count) - - f.write( - 'First Revision Date: %s\n' % (time.ctime(self._first_rev_date),) - ) - f.write( - 'Last Revision Date: %s\n' % (time.ctime(self._last_rev_date),) - ) - f.write('------------------') - - if not self._stats_reflect_exclude: - f.write( - '\n' - '(These are unaltered CVS repository stats and do not\n' - ' reflect tags or branches excluded via --exclude)\n' - ) - - return f.getvalue() - - @staticmethod - def _get_timing_format(value): - # Output times with up to 3 decimal places: - decimals = max(0, 4 - len('%d' % int(value))) - length = len(('%%.%df' % decimals) % value) - return '%%%d.%df' % (length, decimals,) - - def single_pass_timing(self, pass_num): - (pass_name, duration,) = self._pass_timings[pass_num] - format = self._get_timing_format(duration) - time_string = format % (duration,) - return ( - 'Time for pass%d (%s): %s seconds.' - % (pass_num, pass_name, time_string,) - ) - - def timings(self): - passes = self._pass_timings.keys() - passes.sort() - f = StringIO() - f.write('Timings (seconds):\n') - f.write('------------------\n') - - total = 0.0 - for pass_num in passes: - (pass_name, duration,) = self._pass_timings[pass_num] - total += duration - - format = self._get_timing_format(total) - - for pass_num in passes: - (pass_name, duration,) = self._pass_timings[pass_num] - f.write( - (format + ' pass%-2d %s\n') % (duration, pass_num, pass_name,) - ) - - f.write((format + ' total') % total) - return f.getvalue() - - -def read_stats_keeper(filename): - """Factory function: Return a _StatsKeeper instance. - - Read the instance from FILENAME as written by StatsKeeper.archive().""" - - f = open(filename, 'rb') - retval = cPickle.load(f) - f.close() - return retval - |