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Diffstat (limited to 'lib/sqlalchemy/sql/expression.py')
| -rw-r--r-- | lib/sqlalchemy/sql/expression.py | 5 |
1 files changed, 4 insertions, 1 deletions
diff --git a/lib/sqlalchemy/sql/expression.py b/lib/sqlalchemy/sql/expression.py index 6ee110e9c..9e5c4cfcb 100644 --- a/lib/sqlalchemy/sql/expression.py +++ b/lib/sqlalchemy/sql/expression.py @@ -2360,7 +2360,10 @@ class ColumnElement(ClauseElement, ColumnOperators): """ if name is None: name = self.anon_label - key = str(self) + try: + key = str(self) + except exc.UnsupportedCompilationError: + key = self.anon_label else: key = name co = ColumnClause(_as_truncated(name) if name_is_truncatable else name, |