Intro To Python

Strings are primitive data type of the python language. You can think of a data type as a building block of a language. The content inside the print function is a string.(“word here”)

Boolean assess the truth of something. Boolean values are either true are false. Example: 5>7 is 5 greater than 7? = false, 7<5 is 5 smaller than 7? = true

Comparison operator, Meaning < Less than <= Less than or equal to > greater than >= greater than or equal to == equal != not equal

¹

True

And, or, not Can be used in conjunction with conditional logic ex: Num = 4 print(num > 0 and num < 15) Output: true

.csv files - pd.read_csv(‘filepath’) .xlsx files - pd.read_excel(‘filepath’) ‘Filepath’ can be remote URL if it points to .csv or.xlsx file

To get lots of info in, including data type, index, and column names

To get just the data type for just all column

To get the data type for just one column

This will give you the top 5 rows

To see a different number of rows such as the first 8 rows

To see the bottom 5 rows

To see a different number of rows such as the last 11 rows

To see 5 random rows

The syntax

z = [3, 7, 4, 2] index 0 1 2 3 Neg index -4 -3 -2 -1

Selecting specific colums

To select 1 column as a pandas series

To select 1 column as a pandas dataframe

To select multiple columns as a dataframe

To get lots of info including data type, index, and column names

To get the shape(rows, columns)

To get the number of rows