python_environment endpoint raises 500 internal server error #1133
Description
2025-07-21 09:52:03,804 INFO: 10.36.0.93:47574 - 'GET /python_environment HTTP/1.1' 500 Internal Server Error
2025-07-21 09:52:03,804 ERROR: Exception in ASGI application
multiprocessing.pool.RemoteTraceback:
"""
Traceback (most recent call last):
File "/usr/local/lib/python3.11/multiprocessing/pool.py", line 125, in worker
result = (True, func(*args, **kwds))
^^^^^^^^^^^^^^^^^^^
File "/venv/lib/python3.11/site-packages/blueapi/service/runner.py", line 176, in import_and_run_function
value = func(*args, **kwargs)
^^^^^^^^^^^^^^^^^^^^^
File "/venv/lib/python3.11/site-packages/blueapi/service/interface.py", line 292, in get_python_env
return get_python_environment(config=scratch, name=name, source=source)
^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
File "/venv/lib/python3.11/site-packages/blueapi/cli/scratch.py", line 196, in get_python_environment
is_dirty = repo.is_dirty()
^^^^^^^^^^^^^^^
File "/venv/lib/python3.11/site-packages/git/repo/base.py", line 965, in is_dirty
if osp.isfile(self.index.path) and len(self.git.diff("--cached", *default_args)):
^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
File "/venv/lib/python3.11/site-packages/git/cmd.py", line 986, in <lambda>
return lambda *args, **kwargs: self._call_process(name, *args, **kwargs)
^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
File "/venv/lib/python3.11/site-packages/git/cmd.py", line 1599, in _call_process
return self.execute(call, **exec_kwargs)
^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
File "/venv/lib/python3.11/site-packages/git/cmd.py", line 1389, in execute
raise GitCommandError(redacted_command, status, stderr_value, stdout_value)
git.exc.GitCommandError: Cmd('git') failed due to: exit code(129)
cmdline: git diff --cached --abbrev=40 --full-index --raw
stderr: 'error: unknown option `cached'
usage: git diff --no-index [<options>] <path> <path>
Diff output format options
-p, --patch generate patch
-s, --no-patch suppress diff output
-u generate patch
-U, --unified[=<n>] generate diffs with <n> lines context
-W, --function-context
generate diffs with <n> lines context
--raw generate the diff in raw format
--patch-with-raw synonym for '-p --raw'
--patch-with-stat synonym for '-p --stat'
--numstat machine friendly --stat
--shortstat output only the last line of --stat
-X, --dirstat[=<param1,param2>...]
output the distribution of relative amount of changes for each sub-directory
--cumulative synonym for --dirstat=cumulative
--dirstat-by-file[=<param1,param2>...]
synonym for --dirstat=files,param1,param2...
--check warn if changes introduce conflict markers or whitespace errors
--summary condensed summary such as creations, renames and mode changes
--name-only show only names of changed files
--name-status show only names and status of changed files
--stat[=<width>[,<name-width>[,<count>]]]
generate diffstat
--stat-width <width> generate diffstat with a given width
--stat-name-width <width>
generate diffstat with a given name width
--stat-graph-width <width>
generate diffstat with a given graph width
--stat-count <count> generate diffstat with limited lines
--compact-summary generate compact summary in diffstat
--binary output a binary diff that can be applied
--full-index show full pre- and post-image object names on the "index" lines
--color[=<when>] show colored diff
--ws-error-highlight <kind>
highlight whitespace errors in the 'context', 'old' or 'new' lines in the diff
-z do not munge pathnames and use NULs as output field terminators in --raw or --numstat
--abbrev[=<n>] use <n> digits to display object names
--src-prefix <prefix>
show the given source prefix instead of "a/"
--dst-prefix <prefix>
show the given destination prefix instead of "b/"
--line-prefix <prefix>
prepend an additional prefix to every line of output
--no-prefix do not show any source or destination prefix
--inter-hunk-context <n>
show context between diff hunks up to the specified number of lines
--output-indicator-new <char>
specify the character to indicate a new line instead of '+'
--output-indicator-old <char>
specify the character to indicate an old line instead of '-'
--output-indicator-context <char>
specify the character to indicate a context instead of ' '
Diff rename options
-B, --break-rewrites[=<n>[/<m>]]
break complete rewrite changes into pairs of delete and create
-M, --find-renames[=<n>]
detect renames
-D, --irreversible-delete
omit the preimage for deletes
-C, --find-copies[=<n>]
detect copies
--find-copies-harder use unmodified files as source to find copies
--no-renames disable rename detection
--rename-empty use empty blobs as rename source
--follow continue listing the history of a file beyond renames
-l <n> prevent rename/copy detection if the number of rename/copy targets exceeds given limit
Diff algorithm options
--minimal produce the smallest possible diff
-w, --ignore-all-space
ignore whitespace when comparing lines
-b, --ignore-space-change
ignore changes in amount of whitespace
--ignore-space-at-eol
ignore changes in whitespace at EOL
--ignore-cr-at-eol ignore carrier-return at the end of line
--ignore-blank-lines ignore changes whose lines are all blank
-I, --ignore-matching-lines <regex>
ignore changes whose all lines match <regex>
--indent-heuristic heuristic to shift diff hunk boundaries for easy reading
--patience generate diff using the "patience diff" algorithm
--histogram generate diff using the "histogram diff" algorithm
--diff-algorithm <algorithm>
choose a diff algorithm
--anchored <text> generate diff using the "anchored diff" algorithm
--word-diff[=<mode>] show word diff, using <mode> to delimit changed words
--word-diff-regex <regex>
use <regex> to decide what a word is
--color-words[=<regex>]
equivalent to --word-diff=color --word-diff-regex=<regex>
--color-moved[=<mode>]
moved lines of code are colored differently
--color-moved-ws <mode>
how white spaces are ignored in --color-moved
Other diff options
--relative[=<prefix>]
when run from subdir, exclude changes outside and show relative paths
-a, --text treat all files as text
-R swap two inputs, reverse the diff
--exit-code exit with 1 if there were differences, 0 otherwise
--quiet disable all output of the program
--ext-diff allow an external diff helper to be executed
--textconv run external text conversion filters when comparing binary files
--ignore-submodules[=<when>]
ignore changes to submodules in the diff generation
--submodule[=<format>]
specify how differences in submodules are shown
--ita-invisible-in-index
hide 'git add -N' entries from the index
--ita-visible-in-index
treat 'git add -N' entries as real in the index
-S <string> look for differences that change the number of occurrences of the specified string
-G <regex> look for differences that change the number of occurrences of the specified regex
--pickaxe-all show all changes in the changeset with -S or -G
--pickaxe-regex treat <string> in -S as extended POSIX regular expression
-O <file> control the order in which files appear in the output
--rotate-to <path> show the change in the specified path first
--skip-to <path> skip the output to the specified path
--find-object <object-id>
look for differences that change the number of occurrences of the specified object
--diff-filter [(A|C|D|M|R|T|U|X|B)...[*]]
select files by diff type
--output <file> output to a specific file
'
"""
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Acceptance Criteria
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