April 2017
Beginner to intermediate
312 pages
7h 23m
English
Content preview from Python Programming with Raspberry Pi
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Conditional statements
In Python, conditional statements are used to determine if a specific condition is met by testing whether a condition is true or false. Conditional statements are used to determine how a program is executed. For example, conditional statements could be used to determine whether it is time to turn on the lights. The syntax is as follows:
if condition_is_true: do_something()
The condition is usually tested using a logical operator, and the set of tasks under the indented block is executed. Let's consider the example, check_address_if_statement.py (available for download with this chapter) where the user input to a program needs to be verified using a yes or no question:
check_address = input("Is your address correct(yes/no)? ...Become an O’Reilly member and get unlimited access to this title plus top books and audiobooks from O’Reilly and nearly 200 top publishers, thousands of courses curated by job role, 150+ live events each month,
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