pandas报错

pandas报错

sys:1: DtypeWarning: Columns (34) have mixed types. Specify dtype option on import or set low_memory=False.
Traceback (most recent call last):
  File "/devdata/AI/work/yaliefenxi/merge.py", line 135, in 
    outfile = pd.merge(df6, df1234810, how='left', left_on=u'模mm',right_on=u'mm')
  File "/usr/local/lib/python3.5/dist-packages/pandas/core/reshape/merge.py", line 58, in merge
    return op.get_result()
  File "/usr/local/lib/python3.5/dist-packages/pandas/core/reshape/merge.py", line 596, in get_result
    concat_axis=0, copy=self.copy)
  File "/usr/local/lib/python3.5/dist-packages/pandas/core/internals.py", line 5203, in concatenate_block_managers
    concatenate_join_units(join_units, concat_axis, copy=copy),
  File "/usr/local/lib/python3.5/dist-packages/pandas/core/internals.py", line 5332, in concatenate_join_units
    for ju in join_units]
  File "/usr/local/lib/python3.5/dist-packages/pandas/core/internals.py", line 5332, in 
    for ju in join_units]
  File "/usr/local/lib/python3.5/dist-packages/pandas/core/internals.py", line 5632, in get_reindexed_values
    fill_value=fill_value)
  File "/usr/local/lib/python3.5/dist-packages/pandas/core/algorithms.py", line 1379, in take_nd
    out = np.empty(out_shape, dtype=dtype)
MemoryError