File "F:\base\util\operation_json.py", line 12, in read_data
data = json.load(fp)
File "C:\Python27\Lib\json\__init__.py", line 291, in load
**kw)
File "C:\Python27\Lib\json\__init__.py", line 339, in loads
return _default_decoder.decode(s)
File "C:\Python27\Lib\json\decoder.py", line 364, in decode
obj, end = self.raw_decode(s, idx=_w(s, 0).end())
File "C:\Python27\Lib\json\decoder.py", line 382, in raw_decode
raise ValueError("No JSON object could be decoded")
ValueError: No JSON object could be decoded