pseusys

from Crypto.Cipher import PKCS1_OAEP
from Crypto.Hash import SHA256
from Crypto.PublicKey import RSA


def _xor_arrays(a1: bytes, a2: bytes) -> bytes:
    return bytes([a ^ b for a, b in zip(a1, a2)])


class RSACipher:

pseusys

def some_function(some_input: str) -> str:
    return f"I return '{some_input}', processed in some old way..."

pseusys

import android.os.Bundle
import androidx.activity.result.*
import androidx.activity.result.contract.ActivityResultContract
import androidx.appcompat.app.AppCompatActivity
import androidx.fragment.app.Fragment
import java.lang.RuntimeException
import kotlin.reflect.KClass


/**

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// If collected by WebPack, should be included once.

// We have to declare Range and Selection for this code not to break Node.js environment.
// We can extend basic types as far as no untrusted third-party libraries are included.

declare interface Range {
    _set_range_in_node (node: HTMLElement, pos?: number);
    _set_range_start_in_node (node: HTMLElement, pos: number);
    _set_range_end_in_node (node: HTMLElement, pos: number);
    _get_range_start_in_node (node: Node): NodeInfo | null;