how to declare a double variable in python code example

Example 1: variables in python

#Variables
#Name your variable

myvar = 'Variable'
Number = 9

print(myvar, Number, 'are the variables I made')

Example 2: python declare int

x = 5

print(type(x))
# Output: <class 'int'>

Example 3: declare double python

def function(explicit_number: type) -> type:
    pass

Example 4: declare double python

explicit_number: type