find the index of a value in a list python code example

Example 1: get index of list python

list.index(element)

Example 2: python find index by value

>>> ["foo", "bar", "baz"].index("bar")
1

Example 3: python index method

my_string = "Hello World!"

my_string.index("l") # outputs 2
# this method only outputs the index of the first "l" value in the string/list

Example 4: find an index of an item in a list python

#Example List
list = ['apples', 'bannas', 'grapes']
#Use Known Entites In The List To Find The Index Of An Unknown Object
Index_Number_For_Bannas = list.index('apples')
#Print The Object
print(list[Index_Number_For_Bannas])

Example 5: how to find index of list of list in python

[(i, colour.index(c))
 for i, colour in enumerate(colours)
 if c in colour]