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"""
Prettify XML in slixmpp tests, using utidylib
"""
import re
from argparse import ArgumentParser
from pathlib import Path
from textwrap import indent
import tidy
def get_parser():
parser = ArgumentParser()
parser.add_argument("INPUT", nargs="*", help="Python file or dir to process")
return parser
def main():
args = get_parser().parse_args()
for path in args.INPUT:
path = Path(path)
if path.is_file():
process(path)
else:
for file in path.glob("**/*.py"):
process(file)
def process(path: Path):
content = path.read_text()
pretty = re.sub(PATTERN, sub, content)
new = []
# remove useless language injection tags and place them at the right place
for line in pretty.split("\n"):
stripped = line.strip()
if stripped in ("self.recv(", "self.send("):
new.append(line.replace("# language=XML", "").rstrip() + " # language=XML")
else:
new.append(line)
new = "\n".join(new)
if new != content:
print(f"Prettyfying {path}")
path.write_text(new)
def sub(match: re.Match):
whole = match.group(0)
lines = whole.lstrip(" \n").split("\n")
first = lines[0][0]
if first == "#" or first != '"':
return whole
line = lines[1 if len(lines) > 1 else 0].lstrip(" \n")
if not line:
return whole
first_non_quote = line[0]
if first_non_quote != "<":
return whole
return '"""\n' + indent(prettify(match.group(1)) + '"""', " " * 12)
def prettify(xml: str):
r = str(
tidy.parseString(
xml,
input_xml=True,
indent_attributes=True,
indent="auto",
indent_spaces=2,
# we don't want to wrap anything because whitespace
# in tag text is meaningful
wrap=10_000,
)
)
lines = r.split("\n")
return "\n".join(line.rstrip() for line in lines)
def strip_first_line(s: str):
return "\n".join(s.split("\n")[1:])
PATTERN = re.compile(r'"""(.*?)"""', re.MULTILINE | re.DOTALL)
if __name__ == "__main__":
main()
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