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How to analyze the source code of Python if statements, I believe that many inexperienced people are at a loss about this. Therefore, this paper summarizes the causes and solutions of the problem. Through this article, I hope you can solve this problem.

There are many applications of Python if statement in Python programming language environment, and many programmers can't use this statement smoothly.

# coding:utf-8 # Special note: lines starting with # if/elif/else need a colon: the expression below the # if/elif/else line must be indented by at least one space, indicating that the statement is part of the if statement. There is no limit on the number of # elif statements # however, if it is a blank statement, you need to add pass Otherwise, there will be an error report x = raw_input ('Please input some value:') print' x errors: print "x > 100" print "The First statement" elif (int (x) > 50): print'x > 50' print "The Second statement" elif (int (x) > 30): pass19 else: print'x

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