Pull issues into local text files via GH CLI

gh-issue-fetch.py

#!/usr/bin/env python
"""

SYNOPSIS
      gh-issue-fetch [-R <repository url>] [-d <output directory>]

DESCRIPTION
      Fetch all issues from a GH repository into local text files.
      By default issues are placed in ./issues/*, this can be
      changed by using the -d flag.

DEPENDENCIES
      Depends on gh and jq commands being available on $PATH.
      - gh https://cli.github.com/
      - jq https://stedolan.github.io/jq/

"""
import click
import sys
import json
import re
import subprocess as sp
from jinja2 import Template
from pathlib import Path

name_template = Template("{{ repo }} - {% if closed %}[closed] {% endif %}#{{ number }} {{ title }}.md")
file_template = Template("""\
# #{{ number }} -- {{ title }}
- author: {{ author.login }}
- date: {{ createdAt }}
- url: {{ url }}

{{body | indent(4, first=true) }}

# Comments
{% for c in comments %}
* {{ c.createdAt }} @{{ c.author.login }}:
{{ c.body | wordwrap(100) | indent(2, first=true) }}
{% endfor %}
""")

@click.command()
@click.option('-R','--repository')
@click.option('-d','--output-directory', default="./issues")
def main(repository, output_directory):
    gh_cmd = ['gh']
    if repository: gh_cmd += ['-R', repository ]
    gh_cmd += 'issue list --state all --json author,title,closed,number,url,body,comments,createdAt'.split()
    p_gh = sp.Popen(gh_cmd, stdout=sp.PIPE)
    p_jq = sp.Popen(('jq', '-c', '.[]'), stdin=p_gh.stdout, stdout=sp.PIPE)
    d_out : Path = Path(output_directory)
    d_out.mkdir(parents=True, exist_ok=True)
    for line in p_jq.stdout:
        line : str
        line = line.strip()
        if len(line) == 0:
            continue
        o : dict = json.loads(line)
        o["org"] = o['url'].split("/")[3]
        o["repo"] = o['url'].split("/")[4]
        path = Path()
        name : str = name_template.render(o)
        name = name.replace("/", "-")
        p_out = d_out / name
        with open(p_out, "w") as fh:
            fh.write(file_template.render(o))

if __name__ == '__main__':
    main()