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# Copyright (C) 2021 The Qt Company Ltd.
# Contact: https://www.qt.io/licensing/
#
# You may use this file under the terms of the CC0 license.
# See the file LICENSE.CC0 from this package for details.
import argparse
import logging
import os
import re
import subprocess
import sys
from pathlib import Path
logging.basicConfig(level=logging.INFO)
log = logging.getLogger("get_data")
class cd:
def __init__(self, path):
self.path = path
def __enter__(self):
self.saved = os.getcwd()
os.chdir(self.path)
def __exit__(self, etype, value, traceback):
os.chdir(self.saved)
def get_qt_modules(qt_path):
def is_qt(x):
valid_dir = (x.startswith("qt") or "pyside-setup" in x)
return valid_dir and os.path.isdir(os.path.join(qt_path, x))
return sorted([i for i in os.listdir(qt_path) if is_qt(i)])
def get_email_domain(x):
x = x.replace('"', "")
if x.count("@") == 0:
try:
v = x.split(".")[-2]
except IndexError:
v = ""
else:
v = ".".join(x.split("@")[1].split(".")[:-1]).replace("\\", "")
if v in ("theqtcompany", "qt", "nokia", "nokiamail", "digia"):
new_email = re.sub("@.*", "@qt.io", x)
return new_email, "qt"
return x, v
def process_git_log_line(line):
changed = insertions = deletions = 0
# files changed
re_changed = re.search(r"(\d+) files? changed", line)
if re_changed:
changed = re_changed.group(1)
# insertions
re_insertions = re.search(r"(\d+) insertions?", line)
if re_insertions:
insertions = re_insertions.group(1)
# deletions
re_deletions = re.search(r"(\d+) deletions?", line)
if re_deletions:
deletions = re_deletions.group(1)
original_line = line.split("‽")[0]
# the last field is the 'email'
original_email = original_line.split(";")[-1]
email, domain = get_email_domain(original_email)
return f'{original_line};"{email}";"{domain}";"{changed}";"{insertions}";"{deletions}"'
def git_log():
def is_valid_line(x):
if (
x.strip()
and "Qt by Nokia" not in x
and "Qt Forward Merge Bot" not in x
and "Qt Submodule Update Bot" not in x
):
return True
return False
# We can do this process with:
# git log --all --no-merges --date=format:'%Y-%m-%d'
# --pretty=format:'µ"%cd";"%h";"%an";"%ce"'
# --shortstat | tr '\n' ' ' | tr 'µ' '\n' |
# sed 's/\ *\(\d+\)\ files\{0,1\}/\1/g'
# But we will use only Python to perform those pipe operations.
# This command has a trick to get the 'shortstats' on the same line
# when processing the lines. Notice the 'µ' character that depicts the
# beginning of the line. Additionally we use an interrobang '‽'
# to depict the end of the git log, so we can add the 'files changed',
# 'insertions', and 'deletions' at the end.
o = subprocess.run(
(
"git log --all --no-merges "
"--date=format:'%Y-%m-%d' "
'--pretty=format:\'µ"%cd";"%h";"%an";"%ae"\'‽ '
"--shortstat "
).split(),
capture_output=True,
universal_newlines=True,
encoding="utf-8",
errors="ignore",
).stdout
o = o.replace("\n", " ").replace("µ", "\n").replace("'", "")
return "\n".join(process_git_log_line(line) for line in o.splitlines() if is_valid_line(line))
def check_arguments(options):
qt_path = Path(options.qt_dir)
if qt_path.is_dir():
return True
log.error(f"'{qt_path}' is not a directory.")
return False
def is_valid_module(m):
if (m.name.startswith("qt") or str(m.name) in ("pyside-setup",)) and m.is_dir():
return True
return False
def process_qt_src(options):
qt_path = Path(options.qt_dir)
HEADER = "date;sha;name;original_email;email;domain;files_changed;insertions;deletions\n"
for i in qt_path.glob("*"):
if is_valid_module(i):
log.info(f"Processing {i}...")
output_csv = f"{Path(__file__).parent}/{i.name}.csv"
out = None
with cd(i):
out = git_log()
if not out:
log.error("Empty 'git log' for i")
continue
with open(output_csv, "w") as f:
f.write(HEADER)
f.write(out)
if __name__ == "__main__":
parser = argparse.ArgumentParser(prog="get_data")
parser.add_argument(
"--qt",
action="store",
dest="qt_dir",
required=True,
help="Path to a directory containing Qt modules, like the 'qt5' meta repository",
)
options = parser.parse_args()
if not check_arguments(options):
parser.print_help()
sys.exit(-1)
# main process
process_qt_src(options)
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