62 lines
1.4 KiB
Python
Executable File
62 lines
1.4 KiB
Python
Executable File
#!/usr/bin/env python3
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"""
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A basic calculator and python interpreter application.
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"""
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import multiprocessing
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import numpy
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import numexpr
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import requests
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from module import commands, example
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BASE_TUMBOLIA_URI = 'https://tumbolia-two.appspot.com/'
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@commands('calc', 'c')
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@example('.c 5 + 3', '8')
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def c(bot, trigger):
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"""Evaluates a mathematical expression."""
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if len(trigger.args) < 2:
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return bot.reply("Nothing to calculate.")
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expr = ' '.join(trigger.args[1:])
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def worker(expr, return_dict):
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with numpy.errstate(all='ignore'):
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try:
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value = numexpr.evaluate(expr, local_dict={}, global_dict={})
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value = value.item()
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except:
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value = "Error. The expression was not understood."
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return_dict['value'] = value
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with multiprocessing.Manager() as manager:
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d = manager.dict()
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proc = multiprocessing.Process(target=worker, args=(expr, d))
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proc.start()
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proc.join(1)
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if proc.is_alive():
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proc.kill()
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proc.join()
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proc.close()
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return bot.reply("Calculation timed out.")
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bot.reply(str(d['value']))
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@commands('py')
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@example('.py len([1,2,3])', '3')
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def py(bot, trigger):
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"""Evaluate a Python expression."""
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if len(trigger.args) < 2:
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return bot.msg("Need an expression to evaluate")
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query = trigger.args[1]
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uri = BASE_TUMBOLIA_URI + 'py/'
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res = requests.get(uri + query)
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res.raise_for_status()
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answer = res.text
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answer = answer[:2000]
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if answer:
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bot.msg(answer, length=300)
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else:
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bot.reply('Sorry, no result.')
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