Python Identifiers
- Identifiers are programmer defined tokens.
- They are used fro naming classes, methods, variables, module,packages etc.. in a program.
Rules for a Legal Identifier :
They can be a set of alphabet, digits and underscore ( _ ) character.
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They must not begin with digit .
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Since Python is case sensitive language, Uppercase and Lowercase letters are distinct.
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They can be of any length.
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They must not be a keyword.
Example of legal identifier :
arena , s_countmarks40
class_one
Example of illegal identifier :
1sst2nd number
oh!god
Next chapter is operators in python
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