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Downloading and Using CSV Files from Kaggle in Python

Writer's picture: Sharon Rajendra ManmotheSharon Rajendra Manmothe

Understanding Kaggle

Kaggle is a popular online platform for data science and machine learning competitions. It hosts a vast repository of public datasets, including many in CSV format.

Steps to Download and Use a CSV File from Kaggle in Python:

  1. Find the Dataset:

    • Visit Kaggle: https://www.kaggle.com/

      Using CSV Files from Kaggle in Python
      Using CSV Files from Kaggle in Python
    • Search for the specific dataset you need using the search bar.

  2. Download the CSV File:

    • Once you find the dataset, click on the "Download" button.

    • Choose the CSV format (if available) and save the file to your desired location on your computer.

  3. Import Necessary Libraries:

    • In your Python script or Jupyter Notebook, import the required libraries:

    Python

    import pandas as pd


    Pandas is a powerful library for data manipulation and analysis in Python.

  4. Read the CSV File:

    • Use Pandas' read_csv() function to read the CSV file into a DataFrame:

    Python

    df = pd.read_csv('your_dataset.csv')

     Use code with caution.

    Replace 'your_dataset.csv' with the actual filename of the CSV file you downloaded.

  5. Explore the Data:

    • Use Pandas methods to explore the DataFrame:

    Python

    print(df.head()) # Display the first few rows print(df.tail()) # Display the last few rows print(df.info()) # Get information about the DataFrame print(df.describe()) # Get summary statistics


  6. Manipulate and Analyze the Data:

    • Use Pandas functions to manipulate and analyze the data:

    Python

    # Filter data based on conditions filtered_df = df[df['column_name'] > value] # Calculate summary statistics mean_value = df['column_name'].mean() # Group and aggregate data grouped_df = df.groupby('column_name').sum()


  7. Visualize the Data (Optional):

    • Use libraries like Matplotlib or Seaborn to create visualizations:

    Python

    import matplotlib.pyplot as plt plt.plot(df['column_name']) plt.show()



import pandas as pd

# Download the Titanic dataset from Kaggle

df = pd.read_csv('titanic_dataset.csv')

# Explore the data
print(df.head())
print(df.describe())

# Calculate the survival rate
survival_rate = (df['Survived'].sum() / len(df)) * 100
print(f"Survival rate: {survival_rate:.2f}%")

By following these steps, you can effectively download and use CSV files from Kaggle in your Python projects.

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