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Use custom argparse 'extend'-action for compatibility with py<3.8

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Rupus Reinefjord 2020-08-08 17:45:51 +02:00
parent b209f920cc
commit 5e457d8da6
1 changed files with 11 additions and 3 deletions
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14
pass2csv
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@ -3,7 +3,7 @@ import csv
import logging import logging
import os import os
import re import re
from argparse import ArgumentParser from argparse import Action, ArgumentParser
import gnupg import gnupg
@ -125,6 +125,14 @@ def main(gpgbinary, use_agent, pass_path,
writer.writerows(csv_data) writer.writerows(csv_data)
class ExtendAction(Action):
# Python 3.8 has 'extend' built in.
def __call__(self, parser, namespace, values, option_string=None):
items = getattr(namespace, self.dest) or []
items.extend(values)
setattr(namespace, self.dest, items)
class OptionsParser(ArgumentParser): class OptionsParser(ArgumentParser):
def __init__(self, *args, **kwargs): def __init__(self, *args, **kwargs):
super().__init__(*args, **kwargs) super().__init__(*args, **kwargs)
@ -160,7 +168,7 @@ class OptionsParser(ArgumentParser):
self.add_argument( self.add_argument(
'-l', '--login-fields', '-l', '--login-fields',
action='extend', action=ExtendAction,
nargs='+', nargs='+',
type=str, type=str,
help="strings to interpret as names of login fields (only used with -x)" help="strings to interpret as names of login fields (only used with -x)"
@ -174,7 +182,7 @@ class OptionsParser(ArgumentParser):
self.add_argument( self.add_argument(
'-e', '--exclude-rows', '-e', '--exclude-rows',
action='extend', action=ExtendAction,
nargs='+', nargs='+',
type=str, type=str,
help="regexps to exclude from the notes field (only used with -x)" help="regexps to exclude from the notes field (only used with -x)"