Python programming language: Now you can take NSA's free course for beginners NSA releases Python course after receiving a Freedom of Information Act (FOIA) request for its training materials.

Microsoft has released two more Python series for beginners in the form of two three-hour courses on YouTube, which add to the 44-part Python for Beginners series it released last fall.

Learn about Python metaclasses, how to define and use them, and explore examples to understand their functionality with this comprehensive tutorial.