codetype

codetype is a Python library and command-line tool for identifying the language of source code snippets and files. It's fast, simple and accurate. You can test it out here.

See my blog post for more information.

Installation

Using pip

pip install codetype

From source

$ git clone https://github.com/jdkato/codetype.git
$ cd codetype
$ python setup.py install

Usage

Python

>>> from codetype import identify
>>> identify('fibs = 0 : 1 : zipWith (+) fibs (tail fibs)')
'Haskell'
>>> identify('from math import fabs')
'Python'
>>> src = """
class HelloWorldApp {
    public static void main(String[] args) {
        System.out.println("Hello World!");
    }
}"""
>>> identify(src)
'Java'
>>> identify('/path/to/ruby/file.txt')
'Ruby'

CLI

usage: codetype [-h] [--version] [-v] [-m MAX] [-o ONLY [ONLY ...]] file

A source code identification tool.

positional arguments:
  file                  path to unknown source code

optional arguments:
  -h, --help            show this help message and exit
  --version             show program's version number and exit
  -v, --verbose         use verbose output
  -m MAX, --max MAX     max number of languages to return
  -o ONLY [ONLY ...], --only ONLY [ONLY ...]
                        test only the specified formats

Language Support

AppleScript, C#, C++, C, D, Go, Haskell, Java, JavaScript, Julia, Lua, OCaml, Objective-C, Perl, PHP, Python, R, Ruby, Rust, Scala & Swift

Testing

$ python run.py dev -t