making a fun language

scratch_19.py

import asyncio
import time


def run(code):
    for i, line in enumerate(code.split('\n')):
        l = Line(line, i)
        asyncio.ensure_future(l.run())


class Line:
    def __init__(self, code, line):
        self.code = code
        self.line = line
        self.char_count = {i: v for i, v in enumerate(self.code)}

    async def execute(self, cmd, start, end):
        if cmd == 'p':
            text = self.code[start:end]
            if '))' in text:
                text = text.replace('))', '\n')
            print(text, end='')
        elif cmd == 't':
            await asyncio.sleep(float(self.code[start:end]))
        elif cmd == 'v':
            name, value = self.code[start:end].split('/')
            setattr(self, name, value)

    async def run(self):
        for index, char in self.char_count.items():
            if char == ']':
                # Search for start of function
                found_ends = 0
                new_index = index
                while True:
                    new_index -= 1
                    if self.char_count[new_index] == '[':
                        if found_ends:
                            found_ends -= 1
                            continue
                        else:
                            await self.execute(self.code[new_index - 1], new_index + 1, index)
                            break
                    elif self.char_count[new_index] == ']':
                        found_ends += 1


if __name__ == '__main__':
    code = """
  t[2]p[Hello]
  p[World]
  """
    loop = asyncio.get_event_loop()
    run(code)
    loop.run_forever()
    # l = Line("p[Hello World p[Cooctus]]", 0)
    # l.run()