Imports:

Are the same regardless of if they’re a python file in the same directory or are from pip.

#from Conversions, which would be in the same directory
import Conversions as conv

#or as a default library
import random as rand

#or as a PIP imported library
import tensorflow as tf

Variables:

Case-sensitive, and type can be changed

---

Main Types:

Just the general types of variables.

Integer (int):

Whole number, that’s it

number = 1 

Float (float):

Number, now with decimals

pi = 3.14
fraction = 0.3333

Strings/chars (str):

Chars are single letters

Letter = 'A'

Chars aren’t technically their own data type in python, but they have a method for converting to/between unicode.

Strings, literally multiple characters, and/or spaces

Sentence = 'The time is: '

---

Array Types:

Type	Mutable	Add/Remove Items
List	yes	yes
Tuple	no	no
Set	no	yes
Dictionary	yes	yes

Lists:

Mutable, declared w/ square brackets

shoppinglist = ['apple','orange','grape',20]

Further Links:

• W3Schools Reference