py23
Convert your Python 2.x source code into valid Python 3.x code.
Installation
yarn global add py23
npm install -g py23
Usage
py23 --path ./
// recursively convert all python 2.x source code files into python 3 valid code
py23 --path ./app.py
// converts all code in app.py file
Supported conversions:
Converts the print statement to the print() function.
getcwdu
Renames os.getcwdu() to os.getcwd().
raw_input
Converts raw_input() to input().
raise
Converts raise E, V to raise E(V)
has_key
Changes dict.has_key(key) to key indict.
except
Converts except X, T to except X as T.
unittest methods
| Python 2.x (From) | Python 3.x (To) |
|---|---|
| failUnlessEqual(a, b) | assertEqual(a, b) |
| assertEquals(a, b) | assertEqual(a, b) |
| failIfEqual(a, b) | assertNotEqual(a, b) |
| assertNotEquals(a, b) | assertNotEqual(a, b) |
| failUnless(a) | assertTrue(a) |
| assert_(a) | assertTrue(a) |
| failIf(a) | assertFalse(a) |
| failUnlessRaises(exc, cal) | assertRaises(exc, cal) |
| failUnlessAlmostEqual(a, b) | assertAlmostEqual(a, b) |
| assertAlmostEquals(a, b) | assertAlmostEqual(a, b) |
| failIfAlmostEqual(a, b) | assertNotAlmostEqual(a, b) |
| assertNotAlmostEquals(a, b) | assertNotAlmostEqual(a, b) |