diff options
Diffstat (limited to 'lib/sqlalchemy/databases/postgres.py')
| -rw-r--r-- | lib/sqlalchemy/databases/postgres.py | 4 |
1 files changed, 3 insertions, 1 deletions
diff --git a/lib/sqlalchemy/databases/postgres.py b/lib/sqlalchemy/databases/postgres.py index 19228f558..10f384475 100644 --- a/lib/sqlalchemy/databases/postgres.py +++ b/lib/sqlalchemy/databases/postgres.py @@ -121,7 +121,9 @@ class PGArray(sqltypes.MutableType, sqltypes.Concatenable, sqltypes.TypeEngine): self.mutable = mutable def copy_value(self, value): - if self.mutable: + if value is None: + return None + elif self.mutable: return list(value) else: return value |