python pandas sum with condition
Download this code from https://codegive.com
Title: Exploring Conditional Sum in Python Pandas: A Step-by-Step Tutorial
Introduction:
Python Pandas is a powerful library for data manipulation and analysis. One common task is calculating the sum of values based on certain conditions in a DataFrame. In this tutorial, we will explore how to use the sum function in Pandas with conditions.
If you haven't installed Pandas yet, you can do so using the following command in your terminal or command prompt:
Once Pandas is installed, import it into your Python script or Jupyter Notebook:
For this tutorial, let's create a simple DataFrame to work with:
Now, let's say we want to calculate the sum of salaries for individuals whose age is greater than 25. We can achieve this using the loc function to filter the DataFrame:
You can apply multiple conditions using logical operators like & (AND) and | (OR). For example, let's calculate the sum of salaries for individuals older than 25 and earning more than $50,000:
An alternative way to achieve the same result is by using the query method:
In this tutorial, you learned how to perform conditional sum operations using Python Pandas. This skill is valuable for data analysis tasks where you need to aggregate information based on specific criteria in your dataset. Experiment with different conditions and adapt these examples to suit your specific use case.
ChatGPT