how constant value declared in python based on pep8 code example

Example 1: python code style

This python pep sums it up: https://www.python.org/dev/peps/pep-0008/

Example 2: class name convention python

# PEP 8 Class names
# Class names should normally use the CapWords convention.

class MyClass:
  def __init__(self):
    # Variable and method names are snake_case
    self.load_time = 25
  def print_value(self, value):
    print(value)