58 lines
1.9 KiB
Python
58 lines
1.9 KiB
Python
import os
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import aiohttp
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from redbot.core import Config, commands, checks
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import xml.etree.ElementTree as ET
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class Wolfram:
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"""Ask Wolfram Alpha a question."""
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def __init__(self, bot):
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self.bot = bot
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default_global = {
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"WOLFRAM_API_KEY": None,
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}
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self.config = Config.get_conf(self, 2788801004)
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self.config.register_guild(**default_global)
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@commands.command(name='wolfram', aliases=['ask'])
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async def _wolfram(self, ctx, *arguments: str):
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"""
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Ask Wolfram Alpha any question.
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"""
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api_key = await self.config.WOLFRAM_API_KEY()
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if api_key:
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url = 'http://api.wolframalpha.com/v2/query?'
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query = ' '.join(arguments)
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payload = {'input': query, 'appid': api_key}
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headers = {'user-agent': 'Red-cog/2.0.0'}
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conn = aiohttp.TCPConnector(verify_ssl=False)
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session = aiohttp.ClientSession(connector=conn)
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async with session.get(url, params=payload, headers=headers) as r:
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result = await r.text()
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session.close()
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root = ET.fromstring(result)
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a = []
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for pt in root.findall('.//plaintext'):
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if pt.text:
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a.append(pt.text.capitalize())
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if len(a) < 1:
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message = 'There is as yet insufficient data for a meaningful answer.'
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else:
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message = '\n'.join(a[0:3])
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else:
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message = 'No API key set for Wolfram Alpha. Get one at http://products.wolframalpha.com/api/'
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await ctx.send('```{0}```'.format(message))
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@commands.command(name='setwolframapi', aliases=['setwolfram'])
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@checks.is_owner()
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async def _setwolframapi(self, ctx, key: str):
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"""
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Set the api-key.
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"""
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if key:
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await self.config.WOLFRAM_API_KEY.set(key)
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await ctx.send("Key set.")
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