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fix python NULL problem

This commit is contained in:
hzcheng 2020-04-24 12:00:04 +08:00
parent 863bda5630
commit e6f27e5e17
4 changed files with 12 additions and 0 deletions
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3
src/connector/python/linux/python2/taos/cinterface.py
View File

@ -316,6 +316,9 @@ class CTaosInterface(object):
blocks = [None] * len(fields) blocks = [None] * len(fields)
for i in range(len(fields)): for i in range(len(fields)):
data = ctypes.cast(pblock, ctypes.POINTER(ctypes.c_void_p))[i] data = ctypes.cast(pblock, ctypes.POINTER(ctypes.c_void_p))[i]
if data == None:
blocks[i] = [None] * num_of_rows
continue
if fields[i]['type'] not in _CONVERT_FUNC: if fields[i]['type'] not in _CONVERT_FUNC:
raise DatabaseError("Invalid data type returned from database") raise DatabaseError("Invalid data type returned from database")

3
src/connector/python/linux/python3/taos/cinterface.py
View File

@ -316,6 +316,9 @@ class CTaosInterface(object):
blocks = [None] * len(fields) blocks = [None] * len(fields)
for i in range(len(fields)): for i in range(len(fields)):
data = ctypes.cast(pblock, ctypes.POINTER(ctypes.c_void_p))[i] data = ctypes.cast(pblock, ctypes.POINTER(ctypes.c_void_p))[i]
if data == None:
blocks[i] = [None] * num_of_rows
continue
if fields[i]['type'] not in _CONVERT_FUNC: if fields[i]['type'] not in _CONVERT_FUNC:
raise DatabaseError("Invalid data type returned from database") raise DatabaseError("Invalid data type returned from database")

3
src/connector/python/windows/python2/taos/cinterface.py
View File

@ -316,6 +316,9 @@ class CTaosInterface(object):
blocks = [None] * len(fields) blocks = [None] * len(fields)
for i in range(len(fields)): for i in range(len(fields)):
data = ctypes.cast(pblock, ctypes.POINTER(ctypes.c_void_p))[i] data = ctypes.cast(pblock, ctypes.POINTER(ctypes.c_void_p))[i]
if data == None:
blocks[i] = [None] * num_of_rows
continue
if fields[i]['type'] not in _CONVERT_FUNC: if fields[i]['type'] not in _CONVERT_FUNC:
raise DatabaseError("Invalid data type returned from database") raise DatabaseError("Invalid data type returned from database")

3
src/connector/python/windows/python3/taos/cinterface.py
View File

@ -316,6 +316,9 @@ class CTaosInterface(object):
blocks = [None] * len(fields) blocks = [None] * len(fields)
for i in range(len(fields)): for i in range(len(fields)):
data = ctypes.cast(pblock, ctypes.POINTER(ctypes.c_void_p))[i] data = ctypes.cast(pblock, ctypes.POINTER(ctypes.c_void_p))[i]
if data == None:
blocks[i] = [None] * num_of_rows
continue
if fields[i]['type'] not in _CONVERT_FUNC: if fields[i]['type'] not in _CONVERT_FUNC:
raise DatabaseError("Invalid data type returned from database") raise DatabaseError("Invalid data type returned from database")