how to code in python

How many handshakes for all the people in your class? python code

Python code that takes a string and prints the letters in decreasing order of frequency.

Command "python setup.py egg_info" failed with error code 1 in /tmp/pip-build-idlotqqi/cryptography/

python Write code that asks users to enter the year they were born. Print out how many years old they will turn in 2019.