revi-archive/llvm-premerge-checks
1
0
Fork 0
Code Activity

added raw data export

Browse source
This commit is contained in:
Christian Kühnel 2020-03-19 09:42:52 +01:00
parent bfdf97e10a
commit 5f2b26d44c
1 changed files with 107 additions and 13 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

120
scripts/metrics/repo_hist.py
View file

@ -47,6 +47,7 @@ class MyCommit:
self.phab_revision = self._get_revision(commit) # type: Optional[str]
self.reverts = None # type: Optional[MyCommit]
self.reverted_by = None # type: Optional[MyCommit]
self._diff_index = None # type: Optional[git.DiffIndex]
@staticmethod
def _get_revision(commit: git.Commit) -> Optional[str]:
@ -84,20 +85,30 @@ class MyCommit:
def week(self) -> str:
return '{}-w{:02d}'.format(self.date.year, self.date.isocalendar()[1])
@staticmethod
def count_loc(diff_index: git.DiffIndex):
pass
# for diff in diff_index:
#print(diff.score)
@property
def diff_index(self) -> git.DiffIndex:
# expensive operation, cache the results
if self._diff_index is None:
self._diff_index = self.commit.diff(self.commit.parents[0], create_patch=True)
return self._diff_index
@property
def num_loc(self) -> int:
nloc = 0
for diff in self.diff_index:
nloc += str(diff.diff, encoding='utf8').count('\n')
return nloc
@property
def modified_paths(self) -> Set[str]:
diff_index = self.commit.diff(self.commit.parents[0])
result = set(d.b_path for d in diff_index if d.b_path is not None)
result.update(d.a_path for d in diff_index if d.a_path is not None)
result = set(d.b_path for d in self.diff_index if d.b_path is not None)
result.update(d.a_path for d in self.diff_index if d.a_path is not None)
return result
@property
def modified_projects(self) -> Set[str]:
return set(p.split('/')[0] for p in self.modified_paths)
class RepoStats:
@ -107,7 +118,7 @@ class RepoStats:
self.commit_by_summary = dict() # type: Dict[str, List[MyCommit]]
self.commit_by_week = dict() # type: Dict[str, List[MyCommit]]
self.commit_by_author = dict() # type: Dict[int, List[MyCommit]]
self.commit_by_author_domain = dict() # type: Dict[int, List[MyCommit]]
self.commit_by_author_domain = dict() # type: Dict[str, List[MyCommit]]
def parse_repo(self, maxage: datetime.datetime):
for commit in self.repo.iter_commits('master'):
@ -143,7 +154,7 @@ class RepoStats:
def dump_daily_stats(self):
fieldnames = ["week", "num_commits", "num_reverts", "percentage_reverts",
"num_reviewed", "percentage_reviewed",
"# reviewed & revert", "# !reviewed & !revert", "# !reviewed & revert", "# reviewed & !revert" ]
"# reviewed & revert", "# !reviewed & !revert", "# !reviewed & revert", "# reviewed & !revert"]
csvfile = open('tmp/llvm-project-weekly.csv', 'w')
writer = csv.DictWriter(csvfile, fieldnames=fieldnames,
dialect=csv.excel)
@ -166,7 +177,7 @@ class RepoStats:
"percentage_reverts": percentage_reverts,
"num_reviewed": num_reviewed,
"percentage_reviewed": percentage_reviewed,
"# reviewed & revert" :num_reviewed_revert,
"# reviewed & revert": num_reviewed_revert,
"# !reviewed & !revert": num_nreviewed_nrevert,
"# !reviewed & revert": num_nreviewed_revert,
"# reviewed & !revert": num_reviewed_nrevert,
@ -273,10 +284,90 @@ class RepoStats:
writer.writerow(row)
csvfile.close()
def dump_loc_commits(self, maxage: datetime.datetime):
# TODO: this is really slow. Maybe parallelize?
buckets = list(range(0, 2001, 100))
review_dict = {
True: {b: 0 for b in buckets},
False: {b: 0 for b in buckets},
} # type: Dict[bool, Dict[int, int]]
reverted_dict = {
True: {b: 0 for b in buckets},
False: {b: 0 for b in buckets},
} # type: Dict[bool, Dict[int, int]]
for commit in self.repo.iter_commits('master'):
if commit.committed_datetime < maxage:
break
mycommit = self.commit_by_hash[commit.hexsha]
review_dict[mycommit.was_reviewed][self._find_bucket(mycommit.num_loc, buckets)] += 1
reverted_dict[mycommit.was_reverted][self._find_bucket(mycommit.num_loc, buckets)] += 1
fieldnames = ['was_reviewed']
for i in range(0, len(buckets)-1):
fieldnames.append('{}-{}'.format(buckets[i], buckets[i+1]-1))
fieldnames.append('>={}'.format(buckets[-1]))
csvfile = open('tmp/llvm-project-unreviewed-loc.csv', 'w')
writer = csv.DictWriter(csvfile, fieldnames=fieldnames,
dialect=csv.excel)
writer.writeheader()
for reviewed in [True, False]:
row = {'was_reviewed': reviewed}
for i in range(0, len(buckets)):
row[fieldnames[i+1]] = review_dict[reviewed][buckets[i]]
writer.writerow(row)
writer.writerow({'was_reviewed': 'reverted'})
for reverted in [True, False]:
row = {'was_reviewed': reverted}
for i in range(0, len(buckets)):
row[fieldnames[i+1]] = reverted_dict[reverted][buckets[i]]
writer.writerow(row)
csvfile.close()
@staticmethod
def _find_bucket(number: int, buckets: List[int]) -> int:
for bucket in buckets:
if number < bucket:
return bucket
return buckets[-1]
def export_commits(self):
print('starting export...')
csvfile = open('tmp/llvm-project-export.csv', 'w')
fieldnames = ['timestamp', 'hash', 'reviewed', 'was_reverted', 'is_revert', '# LOC changed',
'modified projects', 'author domain', 'revision']
writer = csv.DictWriter(csvfile, fieldnames=fieldnames,
dialect=csv.excel)
writer.writeheader()
# did not work with multiprocessing.map, gave recursion error from gitpython...
# so using normal map function
for row in map(_create_row, self.commit_by_hash.values()):
writer.writerow(row)
csvfile.close()
def _create_row(mycommit: MyCommit) -> Dict:
try:
return {
'timestamp': mycommit.date.isoformat(),
'hash': mycommit.chash,
'reviewed': mycommit.was_reviewed,
'was_reverted': mycommit.was_reverted,
'is_revert': mycommit.is_revert,
'# LOC changed': mycommit.num_loc,
'modified projects': (';'.join(mycommit.modified_projects)),
'author domain': mycommit.author_domain,
'revision': mycommit.phab_revision if mycommit.phab_revision is not None else "",
}
except Exception as e:
print(e)
return {}
if __name__ == '__main__':
max_age = datetime.datetime(year=2019, month=10, day=1,
tzinfo=datetime.timezone.utc)
now = datetime.datetime.now(tz=datetime.timezone.utc)
rs = RepoStats(os.path.expanduser('~/git/llvm-project'))
# TODO: make the path configurable, and `git clone/pull`
rs.parse_repo(max_age)
@ -286,4 +377,7 @@ if __name__ == '__main__':
rs.dump_author_stats()
rs.dump_author_domain_stats()
# disabled as it's quite slow
# rs.dump_unreviewed_paths(datetime.datetime.now(tz=datetime.timezone.utc) - datetime.timedelta(days=100))
# rs.dump_unreviewed_paths(now - datetime.timedelta(days=100))
# rs.dump_loc_commits(now - datetime.timedelta(days=100))
rs.export_commits()
print('Done.')