LangGraph (Python)

A code-first series

This video series concentrates on the code side of LangGraph in Python, so it suits viewers who want to see graphs built rather than only described. It rewards some prior familiarity with the library's basic vocabulary, so a first pass through the core concepts will make the examples easier to follow.

Modifying existing graphs

Beyond building graphs from scratch, the series looks at common changes you might want to make to them. That focus makes it useful when you inherit a LangGraph project or want to adapt a working graph to a new use case, since editing a graph safely is a different skill from writing one.

Good for

• Python developers already reading LangGraph documentation.
• Engineers who need to modify a working graph safely.
• Learners who prefer code walkthroughs over long theory.