extract_otp_secret_keys/utils.py
u231053 a51507b701 fix #30: enforce utf-8 encoding
since windows used non-utf8-encoding
2022-12-19 17:48:17 +01:00

99 lines
2.4 KiB
Python

# Author: Scito (https://scito.ch)
# This program is free software: you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation, either version 3 of the License, or
# (at your option) any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program. If not, see <https://www.gnu.org/licenses/>.
import csv
import json
import os
import shutil
from io import StringIO
import sys
import glob
# Ref. https://stackoverflow.com/a/16571630
class Capturing(list):
'''Capture stdout and stderr
Usage:
with Capturing() as output:
print("Output")
'''
def __enter__(self):
self._stdout = sys.stdout
sys.stdout = self._stringio = StringIO()
return self
def __exit__(self, *args):
self.extend(self._stringio.getvalue().splitlines())
del self._stringio # free up some memory
sys.stdout = self._stdout
def file_exits(file):
return os.path.isfile(file)
def remove_file(file):
if file_exits(file): os.remove(file)
def remove_files(glob_pattern):
for f in glob.glob(glob_pattern):
os.remove(f)
def remove_dir_with_files(dir):
if os.path.exists(dir): shutil.rmtree(dir)
def read_csv(filename):
"""Returns a list of lines."""
with open(filename, "r", encoding="utf-8", newline='') as infile:
lines = []
reader = csv.reader(infile)
for line in reader:
lines.append(line)
return lines
def read_csv_str(str):
"""Returns a list of lines."""
lines = []
reader = csv.reader(str.splitlines())
for line in reader:
lines.append(line)
return lines
def read_json(filename):
"""Returns a list or a dictionary."""
with open(filename, "r", encoding="utf-8") as infile:
return json.load(infile)
def read_json_str(str):
"""Returns a list or a dictionary."""
return json.loads(str)
def read_file_to_list(filename):
"""Returns a list of lines."""
with open(filename, "r", encoding="utf-8") as infile:
return infile.readlines()
def read_file_to_str(filename):
"""Returns a str."""
return "".join(read_file_to_list(filename))