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29 lut 2012 · You should never test a boolean variable with == True (or == False). Instead, either write: if not (var1 or var2 or var3 or var4): or use any (and in related problems its cousin all): if not any((var1, var2, var3, var4)): or use Python's transitive comparisons: if var1 == var2 == var3 == var4 == False:
To test multiple variables against a single value: Wrap the variables in a set object, e.g. {a, b, c}. Use the in operator to test if the value is stored in any of the variables. The in operator will return True if the value is stored in at least one of the variables.
Python's if statements test multiple conditions with and and or. Those logical operators combine several conditions into a single True or False value.
In a Python program, the if statement is how you perform this sort of decision-making. It allows for conditional execution of a statement or group of statements based on the value of an expression. The outline of this tutorial is as follows: First, you’ll get a quick overview of the if statement in its simplest form.
Python has several comparison operators that turn a relationship between two values into a True or False value. The equality ( == ) operator checks if the left and right expression have the same value.
11 lis 2022 · In Python if-else statements, we can use multiple conditions which can be used with logical and and or operators. Let’s take a look at how we can write multiple conditions into a Python if-else statement: # Using Multiple Conditons in Python if-else . val1 = 2 . val2 = 10 if val1 % 2 == 0 and val2 % 5 == 0: print ("Divisible by 2 and 5.")
29 mar 2022 · The if statement in Python takes the following form: >>> if condition == True: ... print ('Condition is True') Before we go further, let’s take a look at the comparison operators. In Python, there are six possibilities: Equals:a == b. Not Equal:a != b. Less than: a < b. Less than or equal to:a <= b. Greater than: a > b.
