pure python read git commit.ipynb

{
 "cells": [
  {
   "cell_type": "code",
   "execution_count": 49,
   "metadata": {
    "collapsed": true
   },
   "outputs": [],
   "source": [
    "git_repo = r\"C:\\Users\\justink\\Code\\stimulus_code\""
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 41,
   "metadata": {
    "collapsed": true
   },
   "outputs": [],
   "source": [
    "import os\n",
    "\n",
    "def find_current_branch(repo):\n",
    "    '''\n",
    "    identifies the current branch for a repository\n",
    "    '''\n",
    "    HEAD = os.path.join(repo,'.git','HEAD')\n",
    "    \n",
    "    with open(HEAD) as f:\n",
    "        lines = f.readlines()\n",
    "        \n",
    "    assert len(lines)==1\n",
    "    return lines[0].split(' ')[-1].strip()"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 48,
   "metadata": {
    "collapsed": true
   },
   "outputs": [],
   "source": [
    "def which_commit(repo):\n",
    "    \n",
    "    current_branch = find_current_branch(repo)\n",
    "    \n",
    "    ref = os.path.join(repo,'.git',current_branch)\n",
    "    \n",
    "    try:\n",
    "        with open(ref) as f:\n",
    "            lines = f.readlines()\n",
    "\n",
    "        assert len(lines)==1\n",
    "        return lines[0].strip()\n",
    "    except IOError:\n",
    "        return current_branch"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 50,
   "metadata": {
    "collapsed": false
   },
   "outputs": [
    {
     "name": "stdout",
     "output_type": "stream",
     "text": [
      "refs/heads/clean-pyc\n",
      "8446f31965b9dd9391e82117495c117de7b2af0e\n"
     ]
    }
   ],
   "source": [
    "print find_current_branch(git_repo)\n",
    "print which_commit(git_repo)"
   ]
  }
 ],
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   "display_name": "Python [Root]",
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