autoguess

autoguess.py

import json
from os import getenv

try:
    GITHUB_CONTEXT = json.loads(getenv('GITHUB_CONTEXT', b'{}').decode())
except BaseException:
    GITHUB_CONTEXT = json.loads(getenv('GITHUB_CONTEXT', '{}'))

EVENT = GITHUB_CONTEXT.get('event', {})

COMMITS = EVENT.get('commits', [])

LINES = '\n'.join([x.get('message') for x in COMMITS])

result = 'patch'

if 'fix' in LINES or 'bug' in LINES:
    result = 'minor'

if 'feat' in LINES or 'refactor' in LINES:
    result = 'major'

print(result)