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How do you come up with a good variable name?

How do you come up with a good variable name?

A good variable name should:

  1. Be clear and concise.
  2. Be written in English.
  3. Not contain special characters.
  4. Not conflict with any Python keywords, such as for , True , False , and , if , or else .

Why do you have to choose a good variable in making a program?

Variables make code more than a static set of instructions. They allow logic to occur, enabling developers to measure time, analyze data, and customize the program to the user. Variables are so important to the code that they deserve a good name that accurately describes their purpose.

What is good variable in Python?

Rules for Python variables: A variable name must start with a letter or the underscore character. A variable name cannot start with a number. A variable name can only contain alpha-numeric characters and underscores (A-z, 0-9, and _ )

What makes for a good or bad variable name?

A variable name should tell you concisely in words what the variable stands for. Your code will be read more times than it is written. Prioritize how easy your code is to read over than how quick it is to write.

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What is the best way to write variables in Python?

Rules for creating variables in Python:

  1. A variable name must start with a letter or the underscore character.
  2. A variable name cannot start with a number.
  3. A variable name can only contain alpha-numeric characters and underscores (A-z, 0-9, and _ ).

What are the three ways to place an initial value into a variable?

More precisely, do the following to initial a variable with the value of an expression: add an equal sign (=) to the right of a variable name….Variables Initialization

  1. initializing it when the program is run.
  2. using an assignment statement.
  3. reading a value from keyboard or other device with a READ statement.