copyparty/scripts/uncomment.py
2021-09-16 00:28:38 +02:00

78 lines
1.8 KiB
Python

#!/usr/bin/env python3
# coding: utf-8
from __future__ import print_function, unicode_literals
import io
import sys
import tokenize
def uncomment(fpath):
"""modified https://stackoverflow.com/a/62074206"""
with open(fpath, "rb") as f:
orig = f.read().decode("utf-8")
out = ""
for ln in orig.split("\n"):
if not ln.startswith("#"):
break
out += ln + "\n"
io_obj = io.StringIO(orig)
prev_toktype = tokenize.INDENT
last_lineno = -1
last_col = 0
for tok in tokenize.generate_tokens(io_obj.readline):
# print(repr(tok))
token_type = tok[0]
token_string = tok[1]
start_line, start_col = tok[2]
end_line, end_col = tok[3]
if start_line > last_lineno:
last_col = 0
if start_col > last_col:
out += " " * (start_col - last_col)
is_legalese = (
"copyright" in token_string.lower() or "license" in token_string.lower()
)
if token_type == tokenize.STRING:
if (
prev_toktype != tokenize.INDENT
and prev_toktype != tokenize.NEWLINE
and start_col > 0
or is_legalese
):
out += token_string
else:
out += '"a"'
elif token_type != tokenize.COMMENT or is_legalese:
out += token_string
prev_toktype = token_type
last_lineno = end_line
last_col = end_col
# out = "\n".join(x for x in out.splitlines() if x.strip())
with open(fpath, "wb") as f:
f.write(out.encode("utf-8"))
def main():
print("uncommenting", end="", flush=True)
for f in sys.argv[1:]:
print(".", end="", flush=True)
uncomment(f)
print("k")
if __name__ == "__main__":
main()