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[英]While using ExcelFile() I am getting ValueError: Invalid file path or buffer object type: <class 'pandas.core.frame.DataFrame'>
[英]Jupyter Notebook: Invalid file path or buffer object type: <class 'pandas.core.frame.DataFrame'> Python
在 Jupyter Notebook 上執行項目時,我收到一條錯誤消息,提示“無效的文件路徑或緩沖區 object 類型:<class 'pandas.core.frame.DataFrame'>”。 我試圖重新安裝 Pandas 以解決它,但我一次又一次地收到此錯誤。 任何幫助將不勝感激。 先感謝您:)
代碼:
url_confirmed = pd.read_csv('C:\\Users\\Pranav Jaswal\\Desktop\\COVID-19-master\\csse_covid_19_data\\csse_covid_19_time_series\\time_series_covid19_confirmed_global.csv')
url_deaths = pd.read_csv('C:\\Users\\Pranav Jaswal\\Desktop\\COVID-19-master\\csse_covid_19_data\\csse_covid_19_time_series\\time_series_covid19_deaths_global.csv')
url_recovered = pd.read_csv('C:\\Users\\Pranav Jaswal\\Desktop\\COVID-19-master\\csse_covid_19_data\\csse_covid_19_time_series\\time_series_covid19_recovered_global.csv')
df_confirmed = pd.read_csv(url_confirmed)
df_deaths = pd.read_csv(url_deaths)
df_recovered = pd.read_csv(url_recovered)
錯誤:
---------------------------------------------------------------------------
ValueError Traceback (most recent call last)
<ipython-input-6-652c5d185d63> in <module>
44 url_recovered = pd.read_csv('C:\\Users\\Pranav Jaswal\\Desktop\\COVID-19-master\\csse_covid_19_data\\csse_covid_19_time_series\\time_series_covid19_recovered_global.csv')
45
---> 46 df_confirmed = pd.read_csv(url_confirmed)
47 df_deaths = pd.read_csv(url_deaths)
48 df_recovered = pd.read_csv(url_recovered)
~\ananconda3\lib\site-packages\pandas\io\parsers.py in read_csv(filepath_or_buffer, sep, delimiter, header, names, index_col, usecols, squeeze, prefix, mangle_dupe_cols, dtype, engine, converters, true_values, false_values, skipinitialspace, skiprows, skipfooter, nrows, na_values, keep_default_na, na_filter, verbose, skip_blank_lines, parse_dates, infer_datetime_format, keep_date_col, date_parser, dayfirst, cache_dates, iterator, chunksize, compression, thousands, decimal, lineterminator, quotechar, quoting, doublequote, escapechar, comment, encoding, dialect, error_bad_lines, warn_bad_lines, delim_whitespace, low_memory, memory_map, float_precision)
684 kwds_defaults = _refine_defaults_read(
685 dialect, delimiter, delim_whitespace, engine, sep, defaults={"delimiter": "\t"}
--> 686 )
687 kwds.update(kwds_defaults)
688
~\ananconda3\lib\site-packages\pandas\io\parsers.py in _read(filepath_or_buffer, kwds)
432
433 Raises
--> 434 ------
435 ValueError
436 If names are not unique or are not ordered (e.g. set).
~\ananconda3\lib\site-packages\pandas\io\common.py in get_filepath_or_buffer(filepath_or_buffer, encoding, compression, mode, storage_options)
241 Returns the dataclass IOArgs.
242 """
--> 243 filepath_or_buffer = stringify_path(filepath_or_buffer)
244
245 # handle compression dict
ValueError: Invalid file path or buffer object type: <class 'pandas.core.frame.DataFrame'>
當它需要文件路徑或打開文件時,您試圖將數據框傳遞給 read_csv。
pd.read_csv
已經從 CSV 文件創建了 dataframe。 第二步是不必要的。
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