python csv file tutorial

Publié le: 29 mars 2024
sur la chaîne: CodeWave

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csv (comma separated values) files are a popular format for storing tabular data. python provides built-in support for reading and writing csv files through the csv module. this tutorial will guide you through the process of working with csv files in python, including reading, writing, and manipulating data.
to read data from a csv file, you can use the csv.reader class. here's a simple example:
this code will print each row of the csv file as a list.
to write data to a csv file, you can use the csv.writer class. here's an example:
this code will create a csv file named output.csv with the provided data.
you can manipulate csv data using python's list manipulation techniques. for example, you can filter rows based on certain criteria, transform data, or perform calculations. here's an example of filtering rows based on a condition:
working with csv files in python is straightforward with the csv module. you can easily read, write, and manipulate csv data using the provided classes and functions. experiment with different techniques to effectively work with your csv files.
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