Intro to Python Basics

Python's Creator and Creation Year

• Guido van Rossum is the creator of Python.
• Python was created in 1989.

Non-Programming Language

• HTML is not a programming language.
• Python, Java, and C++ are programming languages.

Ease of Learning Python

• Python is easy to learn due to its high-level and simple syntax.

Dynamically Typed Definition

• "Dynamically typed" means the variable type is determined at runtime.

IDLE Meaning

• IDLE is an Integrated Development and Learning Environment.

Non-Python Keyword

• "execute" is not a Python keyword.
• import, except, and finally are Python keywords.

True + True Output

• The output of print(True + True) is 2.

Data Type for Decimal Numbers

• Float data type stores decimal numbers in Python.

Checking Variable Data Type

• To check the data type of a variable, call the type() function.

Invalid Variable Name

• 2ndVar is not a valid variable name in Python.
• _myVar, my_var, and myVar are valid variable names.

Output Function

• The print() function is used to print output in Python.

Python File Extension

• .py is the correct file extension for Python scripts.

Exponentiation Operator

• The ** operator is used for exponentiation in Python.

Invalid Data Type

• Array is not a valid data type in Python.
• Tuple, dictionary and list are valid data types in Python.

Output of Print(False - True)

• The output of print(False - True) is -1.

Single Line Comment

• # This is a comment is a valid way to comment a single line in Python.

Type of 10

• The result of type(10) is int.

Defining a String

• 'Hello', "Hello", and """Hello""" are all correct ways to define a string in Python.

ID Function

• The id() function returns the memory address of a variable.

Input Function

• The input() function is used to take input from the user in Python.