84 lines
2.1 KiB
Python
Executable File
84 lines
2.1 KiB
Python
Executable File
#!/usr/bin/python
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import sys
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import re
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import subprocess
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"""
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This script generates a release note from the output of git log
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between the specified tags.
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Arguments:
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since -- tag name
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until -- tag name
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Example Input:
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* <commit subject>
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+
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<commit message>
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Bug: issue 123
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Change-Id: <change id>
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Signed-off-by: <name>
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Expected Output:
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* issue 123 <commit subject>
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+
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<commit message>
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"""
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if len(sys.argv) != 3:
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sys.exit('Usage: ' + sys.argv[0] + ' <since> <until>')
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since_until = sys.argv[1] + '..' + sys.argv[2]
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proc = subprocess.Popen(['git', 'log', '--reverse', '--no-merges',
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since_until, "--format=* %s%n+%n%b"],
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stdout=subprocess.PIPE,
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stderr=subprocess.STDOUT,)
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stdout_value = proc.communicate()[0]
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subject = ""
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message = []
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for line in stdout_value.splitlines(True):
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if re.match('\* ', line) >= 0:
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# Write change log for a commit
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if subject != "":
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# Write subject
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sys.stdout.write(subject)
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# Write message lines
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if message != []:
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# Clear + from last line in commit message
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message[-1] = '\n'
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for m in message:
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sys.stdout.write(m)
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# Start new commit block
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message = []
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subject = line
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continue
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# Move issue number to subject line
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elif re.match('Bug: ', line) is not None:
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line = line.replace('Bug: ', '').replace('\n',' ')
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subject = subject[:2] + line + subject[2:]
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# Move issue number to subject line
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elif re.match('Issue: ', line) is not None:
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line = line.replace('Issue: ', 'issue ').replace('\n',' ')
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subject = subject[:2] + line + subject[2:]
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# Remove commit footers
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elif re.match(r'((\w+-)+\w+:)', line) is not None:
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continue
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else:
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if line == '\n':
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# Don't add extra blank line if last one is already blank
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if message != [] and message[-1] != '+\n':
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message.append('+\n')
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else:
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message.append(line)
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