Python Syntax Checker Online
Free Python Utility
Catch syntax errors before you run code.
Paste code, click Check Syntax, and get exact line/column diagnostics with quick fix hints.
SyntaxError
IndentationError
TabError
Tip: press Ctrl + Enter (or Cmd + Enter) to check syntax.
Editor
Loading editor...
Syntax Report
ReadyRun a syntax check to see results here.
How to use this Python syntax checker
- Paste or type your code in the editor.
- Click Check Syntax.
- Review line and column details, apply fixes, and re-check.
Syntax checker vs compiler vs linter
- Syntax checker: validates parser-level correctness only.
- Compiler/runner: executes code and shows runtime output.
- Linter: enforces style and quality conventions.
FAQ
Does this tool run my code?
No. It only parses syntax and reports parser errors.
What errors can it detect?
SyntaxError, IndentationError, TabError, and related parsing issues.
Need execution after fixing syntax?
Use the online Python compiler.