Running Python code from Deno (no python installed).

python.ts

Object.defineProperty(self, 'document', { value: {}, })
self.location = new URL('file:///nowhere')
import 'https://cdn.jsdelivr.net/pyodide/v0.24.1/full/pyodide.asm.js'
const { loadPyodide } = await import('https://cdn.jsdelivr.net/pyodide/v0.24.1/full/pyodide.mjs')

const pyodide = await loadPyodide()
await pyodide.loadPackage('micropip')
const micropip = pyodide.pyimport('micropip')

await Promise.all([
  'pandas',
  'jupyterlite_core',

].map(pkg => micropip.install(pkg)))

const src = `
import numpy as np
import pandas as pd

dates = pd.date_range("20130101", periods=6)
df = pd.DataFrame(np.random.randn(6, 4), index=dates, columns=list("ABCD"))
print(df)

#from jupyterlite_core.addons.base import * 
#from jupyterlite_core.app import main
#main()
`

await pyodide.runPython(src)
console.log('done')

//                    A         B         C         D
// 2013-01-01 -0.417943  0.900617  1.491309  1.702334
// 2013-01-02  1.881831  0.228170  0.371837 -0.153105
// 2013-01-03 -1.874005 -0.757313 -0.843753 -0.074524
// 2013-01-04 -0.432489 -0.128138 -0.947358 -0.237271
// 2013-01-05 -1.005065  1.134110  0.034008 -0.326109
// 2013-01-06 -0.515446 -0.590442  1.567111 -0.146344
// done