Practical Code Shortcuts 1.Dictionary Merge with | Operator (Python 3.9+) 2. Count Down with reversed(range()) 3. Concatenate Strings Efficiently 4. Read a File Line-by-Line Efficiently 5. Check the Size of an Object with sys.getsizeof()
Advanced Tips 2.Transpose a Matrix with zip() 3. Unpack Function Arguments with *args and **kwargs 4. Use f-strings for String Formatting 5. Use defaultdict from collections 6. Combine Lists with chain from itertools 7. Check If All/Any Elements Match a Condition 8. Use namedtuple for Lightweight Classes 9. Measure Execution Time with timeit 10. Memoize … Read more
Intermediate Tips 1.List Comprehensions for Filtering pythonCopy codenumbers = [1, 2, 3, 4, 5] evens = [x for x in numbers if x % 2 == 0] print(evens) # Output: [2, 4] 2.Dictionary Comprehensions pythonCopy codenumbers = range(5) squares = {x: x*x for x in numbers} print(squares) # Output: {0: 0, 1: 1, 2: 4, … Read more