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| author | Federico Caselli <cfederico87@gmail.com> | 2021-12-09 21:47:22 +0100 |
|---|---|---|
| committer | Federico Caselli <cfederico87@gmail.com> | 2021-12-09 21:48:29 +0100 |
| commit | 533f5718904b620be8d63f2474229945d6f8ba5d (patch) | |
| tree | 479c9a20c40c9d4f756013004610b2a1086a4bf3 /lib/sqlalchemy/util/concurrency.py | |
| parent | 6d66c6445dbc19c281c0c3a1a33e0e34e24b840b (diff) | |
| download | sqlalchemy-533f5718904b620be8d63f2474229945d6f8ba5d.tar.gz | |
Include import error message when greenlet is not installed
Fixes: #7419
Change-Id: I0c604875a80287acff3bab732f67601a5e2db98c
Diffstat (limited to 'lib/sqlalchemy/util/concurrency.py')
| -rw-r--r-- | lib/sqlalchemy/util/concurrency.py | 8 |
1 files changed, 6 insertions, 2 deletions
diff --git a/lib/sqlalchemy/util/concurrency.py b/lib/sqlalchemy/util/concurrency.py index 3518f874d..2397c1189 100644 --- a/lib/sqlalchemy/util/concurrency.py +++ b/lib/sqlalchemy/util/concurrency.py @@ -7,10 +7,11 @@ have_greenlet = False - +greenlet_error = None try: import greenlet # noqa F401 -except ImportError: +except ImportError as e: + greenlet_error = str(e) pass else: have_greenlet = True @@ -37,6 +38,9 @@ if not have_greenlet: raise ValueError( "the greenlet library is required to use this function." + " %s" % greenlet_error + if greenlet_error + else "" ) def is_exit_exception(e): # noqa F811 |