René's URL Explorer Experiment

{"@context":"https://schema.org","@type":"DiscussionForumPosting","headline":"Failed import raises non-ImportError exception on MacOS","articleBody":"This is related to #657.\r\n\r\nApparently, MacOS adds a git executable that is just a stub which displays an error. This gets past the try/except I added in #658, and allows all of the GitPython components to be imported, but since the executable is not *actually* git, it results in an exception when ``refresh()`` attemepts to run a ``git version``:\r\n\r\n```\r\n  File \"/opt/salt/lib/python2.7/site-packages/salt/utils/gitfs.py\", line 90, in \u003cmodule\u003e\r\n    import git\r\n  File \"/opt/salt/lib/python2.7/site-packages/git/__init__.py\", line 82, in \u003cmodule\u003e\r\n    refresh()\r\n  File \"/opt/salt/lib/python2.7/site-packages/git/__init__.py\", line 73, in refresh\r\n    if not Git.refresh(path=path):\r\n  File \"/opt/salt/lib/python2.7/site-packages/git/cmd.py\", line 230, in refresh\r\n    cls().version()\r\n  File \"/opt/salt/lib/python2.7/site-packages/git/cmd.py\", line 551, in \u003clambda\u003e\r\n    return lambda *args, **kwargs: self._call_process(name, *args, **kwargs)\r\n  File \"/opt/salt/lib/python2.7/site-packages/git/cmd.py\", line 1010, in _call_process\r\n    return self.execute(call, **exec_kwargs)\r\n  File \"/opt/salt/lib/python2.7/site-packages/git/cmd.py\", line 821, in execute\r\n    raise GitCommandError(command, status, stderr_value, stdout_value)\r\nGitCommandError: Cmd('git') failed due to: exit code(1)\r\n  cmdline: git version\r\n  stderr: 'xcode-select: error: no developer tools were found at '/Applications/Xcode.app', and no install could be requested (perhaps no UI is present), please install manually from 'developer\r\n.apple.com'.'\r\n```\r\n\r\nFix incoming.","author":{"url":"https://github.com/terminalmage","@type":"Person","name":"terminalmage"},"datePublished":"2018-06-01T15:05:01.000Z","interactionStatistic":{"@type":"InteractionCounter","interactionType":"https://schema.org/CommentAction","userInteractionCount":1},"url":"https://github.com/762/GitPython/issues/762"}