What are some tips for writing efficient Python code?

What are some tips for writing efficient Python code?

To write efficient Python code, consider the following tips: 1. Use built-in functions and libraries, 2. Avoid using global variables, 3. Use list comprehensions, 4. Optimize loops, and 5. Profile your code to find bottlenecks.

Can you explain why using built-in functions is important?

Built-in functions are optimized for performance and written in C, making them faster than custom Python code. They also improve code readability.

What are list comprehensions?

List comprehensions provide a concise way to create lists. They consist of brackets containing an expression followed by a for clause, and can include optional if clauses.

How can I profile my Python code?

You can use the cProfile module to profile your code. It provides a way to measure where time is being spent in your program.

Any other tips for optimizing loops?

Yes! Try to minimize the work done inside loops, use generator expressions when possible, and avoid using + to concatenate strings in loops.