python modules packages code example
Example 1: python module
Simply, a module is a file consisting of Python code. A module can
define functions, classes and variables. A module can also include
runnable code that you can call with abitrary names attached to them.
Example 2: importing modules with package in python
from pakage_name.module_name import function_name
# now we can directly use function
################################## OR ########################################
from pakage_name import module_name
# now we have to use module_name.function_name