Python Topics Quick Reference

python_topics.md

Python Important Topics

Fundamentals

• list
• tuple
• dict
• set
• frozen set
• Builtin functions: map, filter, reduce, vars, zip, enumerate
• lambda

Data Structures

Data Structure	Methods	Description	Example
Tuple
	index()
	count()
List
	append()
	clear()
	copy()
	count()
	extend()
	index()
	insert()
	pop()
	remove()
	reverse()
	sort()

Intermediate

• Pickle concept
• JSON
• XML
• CSV
• config file
• static method, instance method, class method
• Class variables and Instance variables, slots
• Name mangling - single underscore, double underscore, dunder
• Monkey patching
• Performance of small code using timeit module
• Comprehension: List, Dict, Set & Generator expression
• Exception handling
• File handling
• collections module
• itertools module
• *args, **kwargs
• Positional with keyword only argument : def function(arg, *, **kwargs)
• Slicing technique

Advanced Concepts

• functions: call by value/reference
• closures
• decorators: types; function & class decorator
• generators: difference b/w iterator and generators; it's unique characteristics
• property
• iterators
• Metaclass
• Threads
• Processes
• concurrent.futures
• Regex
• How python is detecting the object types dynamically
• How python is managing the memory

Git basics

• Work flow: Working tree, staging area, repository, stash
• git init
• git branch
• git checkout
• git add
• git reset
• git revert
• git merge
• git rebase
• git log

Design Patterns

• Singleton
• Factory method
• Abstract Factory method
• Builder
• Prototype
• Facade

Python language supported design patterns

• Iterator
• Decorator
• Generator

Standard library modules

• os
• sys
• re
• csv
• argparse
• xml.etree
• json
• subprocess
• unittest
• logging
• collections
• itertools
• threading
• concurrent.futures
• urllib

Third party modules

• requests
• Flask
• Bottle
• PyYAML
• virtualenv
• jupyter