How to read txt data in python

Methods to read TXT data in Python: Direct reading: Use the open() function to open the file and read the content. Read line by line: Use the readlines() function to read each line in the file. Use third-party libraries: csv library: Use a CSV reader to read content line by line. pandas library: Use the read_csv() function to read the entire file.

How to use Python to read TXT data

Read directly

The easiest way is to use Python's open() function to read the TXT file directly.

# 打开文件并读取内容
with open("my_file.txt", "r") as f:
    data = f.read()

Read line by line

To read a TXT file line by line, you can use the readlines() function.

# 打开文件并逐行读取内容
with open("my_file.txt", "r") as f:
    lines = f.readlines()

Use third-party libraries

There are also some third-party libraries that can help read TXT data, such as csv or pandas.

Usecsv Library:

import csv

# 打开文件并使用 CSV 读取器读取内容
with open("my_file.txt", "r") as f:
    reader = csv.reader(f)
    data = list(reader)

Use pandas Library:

import pandas as pd

# 使用 Pandas 读取文件
data = pd.read_csv("my_file.txt")

Notes

• Make sure the TXT file is encoded correctly.
• Open the file using the with statement to properly close the file.
• Handle special characters and escape sequences as needed.

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