无法读取.csv文件

Question

import pandas as pd
df = pd.read_csv('creditcard.csv')
df.head()

NameError                                 Traceback (most recent call last)

df=pd.read_csv('creditcard.csv')
df.head()

    NameError                                 Traceback (most recent call last)
    <ipython-input-30-dd95be426b87> in <module>
    ----> 1 df=pd.read_csv('creditcard.csv')
          2 df.head()

    ~\Anaconda3\lib\site-packages\pandas\io\parsers.py in parser_f(filepath_or_buffer, sep, delimiter, header, names, index_col, usecols, squeeze, prefix, mangle_dupe_cols, dtype, engine, converters, true_values, false_values, skipinitialspace, skiprows, nrows, na_values, keep_default_na, na_filter, verbose, skip_blank_lines, parse_dates, infer_datetime_format, keep_date_col, date_parser, dayfirst, iterator, chunksize, compression, thousands, decimal, lineterminator, quotechar, quoting, escapechar, comment, encoding, dialect, tupleize_cols, error_bad_lines, warn_bad_lines, skipfooter, doublequote, delim_whitespace, low_memory, memory_map, float_precision)
        676                     skip_blank_lines=skip_blank_lines)
        677 
    --> 678         return _read(filepath_or_buffer, kwds)
        679 
        680     parser_f.__name__ = name

    ~\Anaconda3\lib\site-packages\pandas\io\parsers.py in _read(filepath_or_buffer, kwds)
        420 
        421     compression = kwds.get('compression')
    --> 422     compression = _infer_compression(filepath_or_buffer, compression)
        423     filepath_or_buffer, _, compression, should_close = get_filepath_or_buffer(
         # Cannot infer compression of a buffer, assume no compression


    ~\Desktop\credit_project\py.py in <module>
        341   {
        342    "cell_type": "code",
    --> 343    "execution_count": null,
        344    "metadata": {},
        345    "outputs": [],

    NameError: name 'null' is not defined

Answer 1

您有一个名为py.py的文件，该文件遮盖了系统模块py（并且还使用了未定义的变量null）。给它起一个不同的名字。