Resolved Unicode decodeerror: 'UTF-8' codec can't decode byte 0xa1 in position 0: invalid start byte

resolved （Python Read csv File error ）UnicodeDecodeError: ‘utf-8’ codec can’t decode byte 0xa1 in position 0: invalid start byte

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Error code

My code ：

import pandas as pd
import numpy as np

df = pd.read_csv('test.csv')
print(df)

Error message ：

UnicodeDecodeError: ‘utf-8’ codec can’t decode byte 0xa1 in position 0: invalid start byte

Error reason

Translation of error reporting content ：

UnicodeDecodeError：“utf-8” Codec can't decode location 0 Bytes in 0xa1： Invalid start byte 

Error reason ：CSV The document is not UTF-8 Encoding , It's about using gbk Coded .

Solution method

resolvent （1）：

• 1. Choose csv file -》 Right mouse button -》 Open mode -》 Choose Notepad

• 2. Open the file and select “ file ” -》" Save as “, We can see that the default code is ：ANSI

• 

• 3. choice UTF-8 Click save , If you run the program again, you won't report an error

resolvent （2）： The coding format of the modified code is gbk

import pandas as pd
import numpy as np

df = pd.read_csv('test.csv',encoding="gbk")
print(df)

Run again successfully ：