print a particular string based on the count of paranthesis occurs : my_stng = " Einstein found out (apple) (fruit) which is (red)(green) in colour"

REQUIREMENT:
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     in the above string, count the number of times the paranthesis occurs and print the whole string that many times. if the count of paranthesis is 3, i need to print the above string 3 times.

CAN ANY ONE HELP ME OUT IN THIS....?