esprima2

library6.0.0pypypi✓ verified 81d ago

A high-performance JavaScript parser, tokenizer, and lexical analyzer with a focus on speed and correctness. Version 6.0.0 runs on Python >=3.10, ported from the esprima JavaScript library. Regular releases with active maintenance.

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pip install esprima2

github ↗homepage ↗

INSTALL

IMPORT

SIG · ESPRIMA2

esprima2

devopspythonv6.0.0

harness data pending

Install & Compatibility

Where this runs

No compatibility data collected yet for this library.

Code

Verified usage

Verified import paths — ran on the pinned version, not inferred.

parseScript

✓ from esprima import parseScript

✗ from esprima2 import parseScript

parseModule

✓ from esprima import parseModule

parse

✓ from esprima import parse

Parse JavaScript source into AST and tokenize it.

import esprima2 code = '''function foo(x) { if (x > 10) { return x * 2; } return x + 1; }''' ast = esprima2.parseScript(code) print(ast.body[0].id.name) # foo tokens = esprima2.tokenize(code) print(tokens)

Debug

Known issues

breakingparse() is removed; use parseScript() or parseModule() instead.

fix

Replace esprima2.parse(code) with esprima2.parseScript(code) for scripts, or esprima2.parseModule(code) for modules.

affects: >=6.0.0

breakingPython 3.9 support dropped; requires Python >=3.10.

fix

Upgrade Python to 3.10 or higher.

affects: >=6.0.0

deprecatedThe 'comment' option in parse() is deprecated; use the 'comments' option.

fix

Use comments=True instead of comment=True.

affects: >=5.x

Upgrade

Version history

6.0.0latest on PyPI · released Apr 22, 2026

Audit

Dependencies

No dependency data recorded yet.

Agent activity

4 hits · last 30 days

node

Resources

githubhttps://github.com/s0md3v/esprima2 ↗

homepagehttps://github.com/s0md3v/esprima2 ↗