{
  "id": 20192782,
  "title": "Identifiers,variables,Reserved words.",
  "url": "https://urgent.news/2026/11/15/identifiers-variables-reserved-words",
  "topic": "tech",
  "section": "Tech",
  "published": "2026-11-15T15:18:22.000Z",
  "source": {
    "name": "Dev.to",
    "slug": "dev-to",
    "url": "https://dev.to/gobi2023/identifiersvariablesreserved-words-4p1n"
  },
  "original_language": "en",
  "account": "In Python programming, an identifier refers to a name given to variables, functions, classes, modules, or other objects. Identifiers must adhere to specific rules and conventions. The first character of an identifier must be a letter (a-z, A-Z) or an underscore (_). Subsequent characters can be letters, digits (0-9), or underscores. Identifiers cannot be one of the reserved keywords in Python. Capitalization matters, as total and Total are treated as distinct identifiers. There is no maximum length for an identifier.\n\nExamples of identifiers include:\n\ngobi\nisStudent\n_rollno\n_name\n\nReserved words, also known as keywords, cannot be used as identifiers or variable names. These keywords have predefined meanings in Python and cannot be reassigned or overridden. The list of keywords includes: False, None, True, and, as, assert, async, await, break, class, continue, def, del, elif, else, except, finally, for, from, global, if, import, in, is, lambda, nonlocal, not, or, pass, raise, return, try, while, with, and yield.",
  "summary": "* Identifiers * A name in python program is known as identifier/variables or reference variables Rules for identifiers in Python The first character is a letter (a-z, A-Z) or an underscore _. The remaining characters are letters, digits 0-9 or underscores. It can’t be one of the reserved keywords Case matters: total and Total are consider as two different names. There’s no length limit.…",
  "key_points": [
    "Identifiers are names for variables, functions, classes in Python",
    "Must start with letter or underscore, can contain letters, digits, underscores",
    "Cannot be reserved keywords like \"False\", \"None\", \"True\""
  ],
  "editors_take": null,
  "illustration": null,
  "coverage": {
    "outlets": 1,
    "also_reported_by": []
  },
  "ai_generated": true,
  "disclaimer": "Summaries, key points and the editor’s take are written by software from other outlets’ reporting and may contain errors — always check the linked original."
}