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-rw-r--r--lib/sqlalchemy/dialects/postgresql/pg8000.py25
1 files changed, 6 insertions, 19 deletions
diff --git a/lib/sqlalchemy/dialects/postgresql/pg8000.py b/lib/sqlalchemy/dialects/postgresql/pg8000.py
index e90bebb6b..079b05530 100644
--- a/lib/sqlalchemy/dialects/postgresql/pg8000.py
+++ b/lib/sqlalchemy/dialects/postgresql/pg8000.py
@@ -19,31 +19,23 @@ Interval
Passing data from/to the Interval type is not supported as of yet.
"""
-from sqlalchemy.engine import default
import decimal
+
+from sqlalchemy.engine import default
from sqlalchemy import util, exc
+from sqlalchemy import processors
from sqlalchemy import types as sqltypes
from sqlalchemy.dialects.postgresql.base import PGDialect, \
PGCompiler, PGIdentifierPreparer, PGExecutionContext
class _PGNumeric(sqltypes.Numeric):
def bind_processor(self, dialect):
- def process(value):
- if value is not None:
- return float(value)
- else:
- return value
- return process
+ return processors.to_float
def result_processor(self, dialect, coltype):
if self.asdecimal:
if coltype in (700, 701):
- def process(value):
- if value is not None:
- return decimal.Decimal(str(value))
- else:
- return value
- return process
+ return processors.to_decimal_processor_factory(decimal.Decimal)
elif coltype == 1700:
# pg8000 returns Decimal natively for 1700
return None
@@ -54,12 +46,7 @@ class _PGNumeric(sqltypes.Numeric):
# pg8000 returns float natively for 701
return None
elif coltype == 1700:
- def process(value):
- if value is not None:
- return float(value)
- else:
- return value
- return process
+ return processors.to_float
else:
raise exc.InvalidRequestError("Unknown PG numeric type: %d" % coltype)