mmgen/mmgen-node-tools
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ruff: open() with context manager

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The MMGen Project 2026-10-24 15:56:46 +00:00
commit db58e4e11c
Signed by: mmgen
GPG key ID: 3F8B1861E32B7DA2
1 changed files with 11 additions and 3 deletions
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14
mmgen_node_tools/Ticker.py
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@ -115,7 +115,8 @@ class DataSource:
if use_cached_data:
data_type = 'json'
try:
data_in = open(self.json_fn).read()
with open(self.json_fn) as fh:
data_in = fh.read()
except FileNotFoundError:
die(1, f'Cannot use cached data, because {self.json_fn_disp} does not exist')
else:
@ -557,13 +558,20 @@ def main():
def update_sample_file(usr_cfg_file):
usr_data = files('mmgen_node_tools').joinpath('data', os.path.basename(usr_cfg_file)).read_text()
sample_file = usr_cfg_file + '.sample'
sample_data = open(sample_file).read() if os.path.exists(sample_file) else None
if os.path.exists(sample_file):
with open(sample_file) as fh:
sample_data = fh.read()
else:
sample_data = None
if usr_data != sample_data:
os.makedirs(os.path.dirname(sample_file), exist_ok=True)
msg('{} {}'.format(
('Updating', 'Creating')[sample_data is None],
sample_file))
open(sample_file, 'w').write(usr_data)
with open(sample_file, 'w') as fh:
fh.write(usr_data)
try:
from importlib.resources import files # Python 3.9