René's URL Explorer Experiment

{"@context":"https://schema.org","@type":"DiscussionForumPosting","headline":"git show result misses newline at end of diff","articleBody":"The result of git.Git.show (...) misses newlines (\"\\n\") at the end of a file.\r\n\r\n**Reproduction**\r\n\r\n1) setup git repo / use existing\r\n2) add empty textfile \"foo.txt\", commit file\r\n3) modify file by inserting string \"foo\\r\\n\", commit changes\r\n4) run git cmd \"show [commit sha]:foo.txt\"\r\n5) ... via GitPython, example:\r\n  \r\n  ```\r\n  # commits = ...\r\n  repo.git.show(f\"{commits[0].hexsha}:{testfile}\")\r\n  ```\r\n6) ... from Git terminal, pipe through cat etc. to see control characters, example: \r\n\r\n  ```\r\n  git show 74e70e7:foo.txt | cat -vet | less\r\n  ```\r\n\r\n**Observation**\r\n\r\nThe string returned from show via GitPython has a trailing \"\\r\", missing the \"\\n\". The result from terminal execution has a trailing \"\\r\\n\".\r\n\r\n\r\n**Expected**\r\n\r\nBoth outputs have the correct trailing \"\\r\\n\".\r\n\r\n\r\n**Addendum**\r\n\r\n- run GitPython cmd with option \"with_extended_output\" -\u003e same result\r\n- run GitPython cmd with option \"stdout_as_string\" -\u003e same result (but in binary format)\r\n- crosscheck: run \"git show\" via subprocess.popen -\u003e output has correct \"\\r\\n\"\r\n\r\n  ```\r\n  # commits = ...\r\n  p = subprocess.Popen([\"git\", \"show\", f\"{commits[0].hexsha}:{testfile}\"], stdout=subprocess.PIPE)\r\n  out, err = p.communicate()\r\n  print(repr(out))\r\n  ```\r\n","author":{"url":"https://github.com/markhh80","@type":"Person","name":"markhh80"},"datePublished":"2021-11-12T14:03:58.000Z","interactionStatistic":{"@type":"InteractionCounter","interactionType":"https://schema.org/CommentAction","userInteractionCount":5},"url":"https://github.com/1377/GitPython/issues/1377"}