Python Pass

What is the Python pass statement?

pass is a statement that does nothing. It is used as a placeholder when Python requires an indented block, but you do not want to add behavior yet.

Unlike a comment, pass is valid executable Python syntax. The interpreter runs it and immediately moves to the next statement.

Syntax of pass

def function_name():
    pass

The function is valid even though its body is empty. You can replace pass with real code later.

Use pass in a function

An empty function can be created while you are planning an application:

def send_greeting():
    pass

send_greeting()
print("The function ran without an error.")

Output

The function call produces no output because its only statement is pass.

Use pass in a conditional statement

Use pass when a condition is intentionally left without behavior:

number = 5

if number > 5:
    pass
else:
    print("The number is 5 or less.")

Output

Use pass in a loop

In this example, the loop keeps running, but it performs no special action when the value is 5:

for number in range(10):
    if number == 5:
        pass
    else:
        print(number)

Output

Here, the else block controls what is printed. The pass statement itself does not skip the loop or print anything.

Use pass in an empty class

A class body cannot be empty. Use pass while the class design is still being planned:

class Report:
    pass

report = Report()
print(type(report).__name__)

Output

Use pass in a method

You can define a method as a placeholder and implement it later:

class Employee:
    def calculate_bonus(self):
        pass

employee = Employee()
employee.calculate_bonus()
print("Employee object created.")

Output

The method call is valid and returns None implicitly because the method has no return statement.

pass versus continue and break

When should you use pass?

• When a function or class is planned but not implemented yet.
• When a condition is intentionally ignored.
• When a required block must remain syntactically valid during development.
• When creating a minimal example or a temporary prototype.

Use comments to explain why a block is empty. Replace pass with real behavior when the feature is implemented.