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本帖最后由 小白2018 于 2018-6-3 10:29 编辑
刚学习python,用python读取一个写好的 json文件,(就是简单的比着葫芦画个瓢),只有四行代码,还出现了错误,信心倍受打击,请各位大神指教。
以下是源代码(就四行):
------
import json
with open('C:/Users/lenovo/Desktop/data.json','r') as f :
j_data=json.load(f)
print(j_data)
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以下是错误信息:
JSONDecodeError Traceback (most recent call last)
<ipython-input-29-0ccfcb37bf70> in <module>()
1 import json
2 with open('C:/Users/lenovo/Desktop/data.json','r') as f :
----> 3 j_data=json.load(f)
4 print(j_data)
C:\Program Files\Anaconda3\lib\json\__init__.py in load(fp, cls, object_hook, parse_float, parse_int, parse_c**tant, object_pairs_hook, **kw)
266 cls=cls, object_hook=object_hook,
267 parse_float=parse_float, parse_int=parse_int,
--> 268 parse_c**tant=parse_c**tant, object_pairs_hook=object_pairs_hook, **kw)
269
270
C:\Program Files\Anaconda3\lib\json\__init__.py in loads(s, encoding, cls, object_hook, parse_float, parse_int, parse_c**tant, object_pairs_hook, **kw)
317 parse_int is None and parse_float is None and
318 parse_c**tant is None and object_pairs_hook is None and not kw):
--> 319 return _default_decoder.decode(s)
320 if cls is None:
321 cls = JSONDecoder
C:\Program Files\Anaconda3\lib\json\decoder.py in decode(self, s, _w)
337
338 """
--> 339 obj, end = self.raw_decode(s, idx=_w(s, 0).end())
340 end = _w(s, end).end()
341 if end != len(s):
C:\Program Files\Anaconda3\lib\json\decoder.py in raw_decode(self, s, idx)
355 obj, end = self.scan_once(s, idx)
356 except StopIteration as err:
--> 357 raise JSONDecodeError("Expecting value", s, err.value) from None
358 return obj, end
JSONDecodeError: Expecting value: line 1 column 1 (char 0)
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