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In [27]: df Out[27]: a b c d 0 2 0.103795 -0.066523 NaN 1 3 -0.939895 -0.208760 NaN 2 9 1.968456 0.419374 NaN 3 6 -0.105170 0.162064 NaN 4 7 0.381707 2.126133 NaN In [28]: df[df['a']==3] Out[28]: a b c d 1 3 -0.939895 -0.20876 NaN In [29]: df[df['a']==2] Out[29]: a b c d 0 2 0.103795 -0.066523 NaN In [30]: df[df['a']==2] = 100 --------------------------------------------------------------------------- IndexingError Traceback (most recent call last) /home/adam/code/pandas/<ipython-input-30-f7da2453a9f6> in <module>() ----> 1 df[df['a']==2] = 100 /home/adam/code/pandas/pandas/core/frame.py in __setitem__(self, key, value) 1491 self._boolean_set(key, value) 1492 elif isinstance(key, (np.ndarray, list)): -> 1493 return self._set_item_multiple(key, value) 1494 else: 1495 # set column /home/adam/code/pandas/pandas/core/frame.py in _set_item_multiple(self, keys, value) 1516 self[k1] = value[k2] 1517 else: -> 1518 self.ix[:, keys] = value 1519 1520 def _set_item(self, key, value): /home/adam/code/pandas/pandas/core/indexing.py in __setitem__(self, key, value) 59 raise IndexingError('only tuples of length <= %d supported', 60 self.ndim) ---> 61 indexer = self._convert_tuple(key) 62 else: 63 indexer = self._convert_to_indexer(key) /home/adam/code/pandas/pandas/core/indexing.py in _convert_tuple(self, key) 68 keyidx = [] 69 for i, k in enumerate(key): ---> 70 idx = self._convert_to_indexer(k, axis=i) 71 keyidx.append(idx) 72 return tuple(keyidx) /home/adam/code/pandas/pandas/core/indexing.py in _convert_to_indexer(self, obj, axis) 282 elif _is_list_like(obj): 283 if com._is_bool_indexer(obj): --> 284 objarr = _check_bool_indexer(labels, obj) 285 return objarr 286 else: /home/adam/code/pandas/pandas/core/indexing.py in _check_bool_indexer(ax, key) 417 mask = com.isnull(result) 418 if mask.any(): --> 419 raise IndexingError('cannot index with vector containing ' 420 'NA / NaN values') 421 IndexingError: cannot index with vector containing NA / NaN values
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The text was updated successfully, but these errors were encountered: