1
Install Python
3m 38s
2
Manage Dependencies with Python Virtual Environments
2m 40s
3
Use Python Interactively with the REPL Console
1m 48s
4
Check for None (Null) in Python
56s
5
Understand Mutable vs. Immutable objects in Python
1m 18s
6
Execute a Python Script
52s
7
Perform Math Operations in Python
1m 32s
8
Format Strings in Python
2m 1s
9
Manipulate and Search Strings with Python Methods
2m 10s
10
Add Flow Control to your Python application
5m 37s
11
Use Comparison Operators in Python
4m 37s
12
Use Lists in Python
1m 52s
13
Slice Lists in Python
1m 17s
14
Understand List Comprehensions in Python
3m 50s
15
Manipulate Data with Dictionaries in Python
1m 52s
16
Create Immutable Values in Python with Tuples
1m 17s
17
Create Unique Unordered Collections in Python with Set
1m 38s
18
Invoke the built-in help system with python's dir and help methods
1m 26s
19
Create a Log for your Python application
7m 51s
20
Read Input in Python from the Console
3m 17s
21
Create Reusable Components with Functions in Python
5m 36s
22
Reuse Code in Multiple Projects with Python Modules
5m 28s
23
Read and Parse Files in Python
4m 50s
24
Write to a File in Python
4m 1s
25
Handle Exceptions to prevent crashes in Python
5m 16s
26
Understand Scope in Python
5m 59s
27
Use Python Classes
7m 36s
28
Manage packages with pip in Python
4m 52s

Invoke the built-in help system with python's dir and help methods

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Dir and help are two must-know functions in Python. Dir will provide us with a list of methods available on the object of interest while help will inspect a specific method we would like to use.

Learning about them in this lesson will help you understand what functions and methods are available for use as well has how to use them.

Course

Introduction to the Python 3 Programming Language

Victor Hazbun

~ 6 years ago

Is there any difference between double quote and single quote strings in python? They both are strings objects?

Victor Hazbun

~ 6 years ago

Is there any difference between double quote and single quote strings in python? They both are strings objects?

type("a") <class 'str'>

type('a') <class 'str'>

Will Buttoninstructor

~ 6 years ago

Nope! Unlike some other languages, there is not any difference that I'm aware of!