TensorFlow Census predict

如果得到如下的結果

Traceback (most recent call last):

  File "census.py", line 22, in <module>

    print (df_train["income_bracket"].apply(lambda x: ">50K" in x))

  File "/usr/lib/python2.7/dist-packages/pandas/core/series.py", line 2023, in apply

    mapped = lib.map_infer(values, f, convert=convert_dtype)

  File "inference.pyx", line 920, in pandas.lib.map_infer (pandas/lib.c:44780)

  File "census.py", line 22, in <lambda>

    print (df_train["income_bracket"].apply(lambda x: ">50K" in x))

TypeError: argument of type 'float' is not iterable

在read_csv時用skipfooter=2 跳過最後兩行