Gujrati.h posted on April 7, 2024 at 5:39am

How do I iterate over a dictionary in Python?

I'm relatively new to Python and I'm struggling with iterating over dictionaries. Can someone explain how I can loop through the key-value pairs in a dictionary using a `for` loop? Additionally, are there any built-in functions or methods that make dictionary iteration easier?

Nabeel.mughal.007 posted on April 7, 2024 at 5:39am

What's the difference between `__str__` and `__repr__` in Python?

I've come across the `__str__` and `__repr__` methods in Python, but I'm confused about their differences and when to use each one. Can someone provide a clear explanation of the distinctions between these two methods, along with examples of their typical usage scenarios?

Nabeel.mughal.007 posted on April 7, 2024 at 5:39am

How do I handle exceptions in Python?

Exception handling in Python seems like a crucial concept, but I'm not entirely sure how to implement it effectively in my code. Could someone provide me with a comprehensive overview of exception handling in Python, including best practices and common pitfalls to avoid? Additionally, are there any advanced techniques or patterns for handling exceptions in more complex scenarios?