Comparing True False confusion

Question

I have some confusion over testing values that are assigned False, True

To check for True value, we can simply just

a = True
if (a):

<

Answer 1

use not:

if not a:
    ....
    # If a is the empty value like '', [], (), {}, or 0, 0.0, ..., False
    # control flow also reach here.

or is False:

if a is False:
    ....