What is == mean?

Answer 1

== means "is equals to" and returns True or False, = sets the value
Example:
a = 1 means that from now on the value of a is 1
a == 1 will return True in this case, because it compares left side a (which is set to 1) with right side 1.

Answer 2

equal

Answer 3

"==" shows the equality b/w two things.
"=" is the assigning oprator