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HomeBackend DevelopmentPython TutorialHow Can I Solve UnicodeDecodeError When Reading CSV Files with Pandas?

How Can I Solve UnicodeDecodeError When Reading CSV Files with Pandas?

UnicodeDecodeError: Addressing Decoding Issues in CSV File Reading with Pandas

In the process of processing a large number of similar CSV files, you encounter a UnicodeDecodeError. This error indicates that Pandas is unable to decode the contents of a specific file into the Unicode encoding format. The reason behind this could be the presence of non-Unicode characters or an incorrect encoding specification.

To resolve this issue, you can utilize the encoding option of the read_csv function in Pandas. This option allows you to specify the encoding format of the input file. A common solution is to use encoding="utf-8", which is a widely supported encoding format.

Alternatively, you could use aliases like 'latin' or 'cp1252' instead of 'ISO-8859-1' to handle Windows-specific encodings. Refer to the Pandas documentation or the Python documentation for a comprehensive list of available encoding options.

To determine the correct encoding for a specific file, you can use tools like enca, file -i, or file -I. These tools can detect the encoding of a file based on its contents.

By specifying the appropriate encoding in the read_csv function, you can ensure that Pandas can correctly decode the contents of the CSV file, allowing you to proceed with your data processing任务。

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