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-rw-r--r--lib/sqlalchemy/dialects/mssql/pyodbc.py10
1 files changed, 8 insertions, 2 deletions
diff --git a/lib/sqlalchemy/dialects/mssql/pyodbc.py b/lib/sqlalchemy/dialects/mssql/pyodbc.py
index 424adadfc..95b2bb48e 100644
--- a/lib/sqlalchemy/dialects/mssql/pyodbc.py
+++ b/lib/sqlalchemy/dialects/mssql/pyodbc.py
@@ -353,6 +353,8 @@ class _ms_binary_pyodbc(object):
class _ODBCDateTime(sqltypes.DateTime):
"""Add bind processors to handle datetimeoffset behaviors"""
+ has_tz = False
+
def bind_processor(self, dialect):
def process(value):
if value is None:
@@ -360,7 +362,7 @@ class _ODBCDateTime(sqltypes.DateTime):
elif isinstance(value, util.string_types):
# if a string was passed directly, allow it through
return value
- elif isinstance(value, datetime.datetime) and value.tzinfo is None:
+ elif not value.tzinfo or (not self.timezone and not self.has_tz):
# for DateTime(timezone=False)
return value
else:
@@ -379,6 +381,10 @@ class _ODBCDateTime(sqltypes.DateTime):
return process
+class _ODBCDATETIMEOFFSET(_ODBCDateTime):
+ has_tz = True
+
+
class _VARBINARY_pyodbc(_ms_binary_pyodbc, VARBINARY):
pass
@@ -453,7 +459,7 @@ class MSDialect_pyodbc(PyODBCConnector, MSDialect):
BINARY: _BINARY_pyodbc,
# support DateTime(timezone=True)
sqltypes.DateTime: _ODBCDateTime,
- DATETIMEOFFSET: _ODBCDateTime,
+ DATETIMEOFFSET: _ODBCDATETIMEOFFSET,
# SQL Server dialect has a VARBINARY that is just to support
# "deprecate_large_types" w/ VARBINARY(max), but also we must
# handle the usual SQL standard VARBINARY