No module named 'pyspark'

This error occurs when the PySpark module is not installed or not found in the Python environment.

To resolve this error, you can try the following steps:

1. Install PySpark module using pip command:

pip install pyspark

2. Check if you have set the PYTHONPATH environment variable correctly to point to the Spark installation directory. You can set the PYTHONPATH using the following command:

export PYTHONPATH=$SPARK_HOME/python:$PYTHONPATH

Note: Make sure to replace $SPARK_HOME with the path to your Spark installation directory.

3. Verify that the PySpark module is installed and importable by running the following command in your Python environment:

import pyspark

If the above steps don't work, you may need to reinstall Spark or check the compatibility of the PySpark module with your version of Spark.