Python Read specific lines in a text file based on a condition
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Title: Python Tutorial - Reading Specific Lines in a Text File Based on a Condition
Introduction:
In this tutorial, we'll explore how to read specific lines from a text file in Python based on a specified condition. This is a common task in data processing and analysis where you may have a large dataset, and you want to extract only the relevant information that meets certain criteria.
Firstly, you need to open the text file in Python. You can use the open() function for this purpose. It is important to open the file in the appropriate mode, in this case, 'r' for reading.
Now, let's say you want to read only the lines from the text file where a certain condition is met. For example, you may want to extract lines that contain a specific keyword. Here's an example where we read lines containing the word 'Python':
You can customize the condition based on your requirements. For example, you might want to extract lines based on a numerical condition, a pattern match using regular expressions, or any other criteria relevant to your data.
In this tutorial, you've learned how to read specific lines from a text file in Python based on a condition. This is a versatile technique that can be adapted to various scenarios, making it a valuable skill in data processing and analysis. Feel free to experiment with different conditions and adapt the code to suit your specific needs.
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