# Imports from Stack_array import Stack # Constants BAL= 'is balanced' NO_MATCH = 'mismatched brackets' M_RIGHT = 'too many right brackets' M_LEFT = 'too many left brackets' def balanced (string): |||||| Determines if a string contains has balanced brackets or not. Non-bracket characters are ignored. Uses a Stack. Brackets include {}, [], (), <>>. Use: is_balanced = balanced (string) Parameters: 1 string the string to test (str) Returns: |||||| is_balanced (string) - BALANCED if the brackets in string are is_balanced NO_MATCH if the brackets in string are mismatched MORE_RIGHT if there are more right brackets than left in string MORE_LEFT if there are more left brackets than right in string
# Imports from Stack_array import Stack # Constants BAL= 'is balanced' NO_MATCH = 'mismatched brackets' M_RIGHT = 'too many right brackets' M_LEFT = 'too many left brackets' def balanced (string): |||||| Determines if a string contains has balanced brackets or not. Non-bracket characters are ignored. Uses a Stack. Brackets include {}, [], (), <>>. Use: is_balanced = balanced (string) Parameters: 1 string the string to test (str) Returns: |||||| is_balanced (string) - BALANCED if the brackets in string are is_balanced NO_MATCH if the brackets in string are mismatched MORE_RIGHT if there are more right brackets than left in string MORE_LEFT if there are more left brackets than right in string
Database System Concepts
7th Edition
ISBN:9780078022159
Author:Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan
Publisher:Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan
Chapter1: Introduction
Section: Chapter Questions
Problem 1PE
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