Python Methods Cheatsheet

10 Python Libraries For Generative AI

Python Django Architecture

🐍 Common Python Syntax Bug Issues

1. Indentation Errors
if True:
print("Hello") ❌ IndentationError
print("Hello") ✅ Correct indentation

2. Missing Colons
if x == 5 ❌ SyntaxError
if x == 5: ✅ Correct

3. Misusing = vs ==
x = 5
if x = 5: ❌ SyntaxError
if x == 5: ✅ Correct

4. Case Sensitivity
name = "Alice"
print(Name) ❌ NameError (Python is case-sensitive)
print(name) ✅ Correct

5. Unclosed Strings or Brackets
msg = "Hello ❌ SyntaxError
msg = "Hello" ✅ Correct

6. Wrong Indentation in Functions
def test():
print("oops") ❌ IndentationError
print("works") ✅ Correct

7. Using Keywords as Identifiers
class = "Math" ❌ SyntaxError
class_name = "Math" ✅ Correct

8. Trailing Symbols
print("Hi"!) ❌ SyntaxError
print("Hi!") ✅ Correct

9. Improper Imports
from . import mymodule ❌ outside a package
import mymodule ✅ Correct

10. Line Break Issues
total = 1 +
2 + 3 ❌ SyntaxError
total = (1 +
2 + 3) ✅ Correct

map() Function in Python

🚀 Python Features Every Developer Can’t Live Without 🐍

1. List Comprehensions → Write loops in one elegant line.
2. enumerate() → Track index + value at once.
3. zip() → Pair lists like peanut butter & jelly.
4. f-strings → Fast, clean string formatting.
5. Context Managers (with … as …) → No more messy file handling.
6. Decorators → Add superpowers to functions without touching their code.
7. Generators & yield → Handle big data without eating RAM.
8. Dunder Methods (str, len) → Customize object behavior.

✨ Master these, and Python feels like magic.

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