Do some cursory checks before pushing the branch to `origin <branch_name>`

safepush

#!/usr/bin/env python

# Do some cursory checks before pushing the branch to `origin <branch_name>`
# Checks that no debuggers, TODOs, or print statements are in the branch diff before pushing
# Also checks that there are no saved but uncommitted files in git status

import subprocess
import sys

def execute(cmd):
    return subprocess.check_output(cmd.split(' ')).strip()

BAD_STRS = ['pdb', 'TODO', 'pprint', 'console.log', 'debugger']

if __name__ == "__main__":
    lca = execute("git merge-base HEAD upstream/master")
    diff = execute("git diff %s" % lca)
    diff = diff.split('\n')
    diff = filter(lambda line: line.startswith('+'), diff)

    loose_statements = []
    for i, line in enumerate(diff):
        line = line[1:].strip()
        if ( line.startswith('print') or
             any(s in line for s in BAD_STRS)):
            while not diff[i].startswith("+++"):
                i -= 1
            filename = diff[i].split('/')[-1]
            loose_statements += [filename, line, '']

    if loose_statements:
        print "LOOSE STATEMENTS:"
        for s in loose_statements:
            print s
        print "continue?"
        if raw_input() != 'yes':
            exit()

    status = execute("git status")
    if 'modified' in status:
        print "non-empty git status"
        print "continue?"
        if raw_input() != 'yes':
            exit()

    print "Looks safe (I think...) pushing it"
    branch = execute("git rev-parse --abbrev-ref HEAD")

    push_cmd = "git push origin %s" % branch
    if len(sys.argv) > 1 and sys.argv[1] == '-f':
        push_cmd += " -f"
    print push_cmd
    print execute(push_cmd)