Build a report of Python requirements for multiple repositories.

requirements_report.py

#!/usr/bin/env python
"""
Given the current directory contains multiple repositories, each with a 
requirements/project.txt file, build a report of all requirements.
"""

import os

reqs = {}

for repo in os.listdir("."):
    if not os.path.isdir(repo) or repo == "site-packages":
        continue
    for proj in os.listdir(repo):
        reqs_path = os.path.join(repo, proj, "requirements/project.txt")
        if not os.path.exists(reqs_path):
            continue
        with open(reqs_path, "r") as f:
            lines = f.readlines()
        for line in lines:
            line = line.strip()
            version = ""
            if not line or line.startswith("#") or line.startswith("--"):
                continue
            if line.startswith("-e"):
                req = line.split("/")[-1].split("@")[0].split("#")[0].split(".git")[0]
                try:
                    version = line.split("/")[-1].split("@")[1].split("#")[0]
                except IndexError:
                    pass
            else:
                try:
                    req, version = line.split("==")
                except ValueError:
                    req = line
            if not version:
                version = "unversioned"
            print repo.ljust(25), "|".ljust(5), req.ljust(25), "|".ljust(5), version