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19.05.02 05:10 작성 조회수 338
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뉴버전 보고있는데
Close Open High Low Volume Change
Date
2019-04-22 204.53 202.83 204.94 202.34 19440000.0 0.0033
2019-04-23 207.48 204.43 207.75 203.90 23320000.0 0.0144
2019-04-24 207.16 207.36 208.48 207.05 17540000.0 -0.0015
2019-04-25 205.28 206.83 207.76 205.12 18540000.0 -0.0091
2019-04-26 204.30 204.90 205.00 202.12 18650000.0 -0.0048
2019-04-29 204.61 204.40 205.97 203.86 22200000.0 0.0015
2019-04-30 209.95 202.69 209.95 199.17 1730000.0 0.0261
Traceback (most recent call last):
File "pandas/_libs/index.pyx", line 457, in pandas._libs.index.DatetimeEngine.get_loc
File "pandas/_libs/hashtable_class_helper.pxi", line 811, in pandas._libs.hashtable.Int64HashTable.get_item
TypeError: an integer is required
During handling of the above exception, another exception occurred:
Traceback (most recent call last):
File "/Users/hyeonseongjun/anaconda3/lib/python3.6/site-packages/pandas/core/indexes/base.py", line 2525, in get_loc
return self._engine.get_loc(key)
File "pandas/_libs/index.pyx", line 421, in pandas._libs.index.DatetimeEngine.get_loc
File "pandas/_libs/index.pyx", line 459, in pandas._libs.index.DatetimeEngine.get_loc
File "pandas/_libs/index.pyx", line 465, in pandas._libs.index.DatetimeEngine._date_check_type
KeyError: '2016-02-25'
During handling of the above exception, another exception occurred:
Traceback (most recent call last):
File "pandas/_libs/index.pyx", line 457, in pandas._libs.index.DatetimeEngine.get_loc
File "pandas/_libs/hashtable_class_helper.pxi", line 811, in pandas._libs.hashtable.Int64HashTable.get_item
TypeError: an integer is required
During handling of the above exception, another exception occurred:
Traceback (most recent call last):
File "/Users/hyeonseongjun/anaconda3/lib/python3.6/site-packages/pandas/core/indexes/datetimes.py", line 1435, in get_loc
return Index.get_loc(self, key, method, tolerance)
File "/Users/hyeonseongjun/anaconda3/lib/python3.6/site-packages/pandas/core/indexes/base.py", line 2527, in get_loc
return self._engine.get_loc(self._maybe_cast_indexer(key))
File "pandas/_libs/index.pyx", line 421, in pandas._libs.index.DatetimeEngine.get_loc
File "pandas/_libs/index.pyx", line 459, in pandas._libs.index.DatetimeEngine.get_loc
File "pandas/_libs/index.pyx", line 465, in pandas._libs.index.DatetimeEngine._date_check_type
KeyError: '2016-02-25'
During handling of the above exception, another exception occurred:
Traceback (most recent call last):
File "pandas/_libs/index.pyx", line 449, in pandas._libs.index.DatetimeEngine.get_loc
File "pandas/_libs/hashtable_class_helper.pxi", line 811, in pandas._libs.hashtable.Int64HashTable.get_item
File "pandas/_libs/hashtable_class_helper.pxi", line 817, in pandas._libs.hashtable.Int64HashTable.get_item
KeyError: 1456358400000000000
During handling of the above exception, another exception occurred:
Traceback (most recent call last):
File "/Users/hyeonseongjun/anaconda3/lib/python3.6/site-packages/pandas/core/indexes/base.py", line 2525, in get_loc
return self._engine.get_loc(key)
File "pandas/_libs/index.pyx", line 421, in pandas._libs.index.DatetimeEngine.get_loc
File "pandas/_libs/index.pyx", line 451, in pandas._libs.index.DatetimeEngine.get_loc
KeyError: Timestamp('2016-02-25 00:00:00')
During handling of the above exception, another exception occurred:
Traceback (most recent call last):
File "pandas/_libs/index.pyx", line 449, in pandas._libs.index.DatetimeEngine.get_loc
File "pandas/_libs/hashtable_class_helper.pxi", line 811, in pandas._libs.hashtable.Int64HashTable.get_item
File "pandas/_libs/hashtable_class_helper.pxi", line 817, in pandas._libs.hashtable.Int64HashTable.get_item
KeyError: 1456358400000000000
During handling of the above exception, another exception occurred:
Traceback (most recent call last):
File "/Users/hyeonseongjun/anaconda3/lib/python3.6/site-packages/pandas/core/indexes/datetimes.py", line 1444, in get_loc
return Index.get_loc(self, stamp, method, tolerance)
File "/Users/hyeonseongjun/anaconda3/lib/python3.6/site-packages/pandas/core/indexes/base.py", line 2527, in get_loc
return self._engine.get_loc(self._maybe_cast_indexer(key))
File "pandas/_libs/index.pyx", line 421, in pandas._libs.index.DatetimeEngine.get_loc
File "pandas/_libs/index.pyx", line 451, in pandas._libs.index.DatetimeEngine.get_loc
KeyError: Timestamp('2016-02-25 00:00:00')
During handling of the above exception, another exception occurred:
Traceback (most recent call last):
File "/Users/hyeonseongjun/Desktop/inflearn/section2/test/bnmva23-1/download4-7-3.py", line 24, in <module>
print(df_app.ix['2016-02-25'])
File "/Users/hyeonseongjun/anaconda3/lib/python3.6/site-packages/pandas/core/indexing.py", line 127, in __getitem__
return self._getitem_axis(key, axis=axis)
File "/Users/hyeonseongjun/anaconda3/lib/python3.6/site-packages/pandas/core/indexing.py", line 1108, in _getitem_axis
return self._get_label(key, axis=axis)
File "/Users/hyeonseongjun/anaconda3/lib/python3.6/site-packages/pandas/core/indexing.py", line 145, in _get_label
return self.obj._xs(label, axis=axis)
File "/Users/hyeonseongjun/anaconda3/lib/python3.6/site-packages/pandas/core/generic.py", line 2344, in xs
loc = self.index.get_loc(key)
File "/Users/hyeonseongjun/anaconda3/lib/python3.6/site-packages/pandas/core/indexes/datetimes.py", line 1446, in get_loc
raise KeyError(key)
KeyError: '2016-02-25'
에러메세지인데요 혹시나 해서 복붙해봤는데 역시나 마찬가지입니다
답변을 작성해보세요.
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좋은사람
지식공유자2019.05.02
안녕하세요.
현재 해당 예제파일 실행한 결과 정상적으로 실행됩니다.
https://github.com/eunki7/python_create_app_1/blob/master/section4/4-7-3_new_1.py
실행 파일이름이 예전 파일 이름 같습니다.
위에 수정된 버전인 새로운 예제 확인해보시고요.
아래 처럼 새로나온 패키지가 설치되어 있는지 확인 해보세요.
pip install -U finance-datareader
새로운 패키지에대한 사이트 입니다.
https://financedata.github.io/posts/finance-data-reader-users-guide.html
답변 2