Python

How To Test Your Data With Great Expectations — step-by-step Python tutorial on Progressive Robot

How To Test Your Data With Great Expectations

Great Expectations is an open source data validation and documentation library written in Python. It allows you to establish assertions about your data called Expectations, and validate any data using those Expectations. In this tutorial, you will set up a local deployment of Great Expectations, connect it to your data, create a suite of Expectations, validate a batch of data using those Expectations, and generate a data quality report with the results.

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How To Use subprocess to Run External Programs in Python 3 — step-by-step Python tutorial on Progressive Robot

How To Use subprocess to Run External Programs in Python 3

Python 3’s subprocess module can be used to run external programs and read their outputs in your Python code. subprocess includes several classes and functions, but in this tutorial we’ll cover one of subprocess’s most useful functions: subprocess.run. We’ll review its different uses and main keyword arguments.

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