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#!/usr/bin/env python3
# -*- coding: utf-8 -*-
#
# Ana(r)chronofile parser.
#
# Copyright (C) 2021 Silvio Rhatto <rhatto@riseup.net>
#
# 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 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 <http://www.gnu.org/licenses/>.
# Dependencies
import os
import yaml
import argparse
from pprint import pprint
class AnarChronofile:
def __init__(self, args):
if not os.path.exists(args.file[0]):
raise FileNotFoundError('File not found: ' + args.file[0])
if os.path.isfile(args.file[0]):
self.args = args
self.file = open(args.file[0], '+r')
self.yaml = yaml.load(self.file)
def run(self):
if getattr(self, 'args', None) is None:
return
print(self.args)
print("---")
print("")
if self.args.topic is not None:
topic = self.args.topic
for item in self.yaml:
if topic in item:
if self.args.subtopic is not None:
subtopic = self.args.subtopic
if subtopic in item[topic]:
print('Date: ' + str(item['date']))
print("\n")
pprint(item[topic][subtopic])
print("\n")
else:
print('Date: ' + str(item['date']))
print("\n")
pprint(item[topic])
print("\n")
else:
pprint(self.yaml)
def cmdline():
"""
Evalutate the command line.
:return: Command line arguments.
"""
basename = os.path.basename(__file__)
examples = "Examples:\n\t" + basename + " incoming.yaml\n"
epilog = examples
parser = argparse.ArgumentParser(description='Parse an ana(r)chronofile',
epilog=epilog,
formatter_class=argparse.RawDescriptionHelpFormatter,)
parser.add_argument('file', nargs=1, help='YAML file')
parser.add_argument('topic', nargs='?', help='Topic to search')
parser.add_argument('subtopic', nargs='?', help='Subtopic to search')
# Get args
args = parser.parse_args()
return args
if __name__ == "__main__":
args = cmdline()
try:
parser = AnarChronofile(args)
parser.run()
except (FileNotFoundError, KeyboardInterrupt) as e:
print(e)
exit(1)
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