Python Variables cap1

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Hello Python!
INTRODUCT ION TO PYTHON
Hugo Bowne-Anderson
Data Scientist at DataCamp
INTRODUCTION TO PYTHON
How you will learn
INTRODUCTION TO PYTHON
Python
General purpose: build anything
Open source! Free!
Python packages, also for data science
Many applications and �elds
Version 3.x - h�ps://www.python.org/downloads/
https://www.python.org/downloads/%7B%7B6%7D%7D
INTRODUCTION TO PYTHON
IPython Shell
Execute Python commands
INTRODUCTION TO PYTHON
IPython Shell
Execute Python commands
INTRODUCTION TO PYTHON
IPython Shell
 
INTRODUCTION TO PYTHON
Python Script
Text �les - .py
List of Python commands
Similar to typing in IPython Shell
INTRODUCTION TO PYTHON
Python Script
INTRODUCTION TO PYTHON
Python Script
Use print() to generate output from script
INTRODUCTION TO PYTHON
DataCamp Interface
Let's practice!
INTRODUCT ION TO PYTHON
Variables and Types
INTRODUCT ION TO PYTHON
Hugo Bowne-Anderson
Data Scientist at DataCamp
INTRODUCTION TO PYTHON
Variable
Speci�c, case-sensitive name
Call up value through variable name
1.79 m - 68.7 kg
height = 1.79 
weight = 68.7 
height 
1.79 
INTRODUCTION TO PYTHON
Calculate BMI
height = 1.79 
weight = 68.7 
height 
1.79 
BMI =
68.7 / 1.79 ** 2 
21.4413 
weight / height ** 2 
21.4413 
bmi = weight / height ** 2 
bmi 
21.4413 
height2
weight
INTRODUCTION TO PYTHON
Reproducibility
height = 1.79 
weight = 68.7 
bmi = weight / height ** 2 
print(bmi) 
21.4413 
INTRODUCTION TO PYTHON
Reproducibility
height = 1.79 
weight = 74.2 #