old_contents: import discord
  import re
  from unitconverter import *
  
  client = discord.Client()
  
  triggerString = '!convert'
  historyLimit = 10
  answerDecimalPlaces = '2'
  
  
  def parse_units(message):
      for unit in Units:
          if re.search('[0-9]+(| )(' + unit.prefix + '|' + unit.name + ')', message.content) is not None:
              message_regex = re.search('[0-9]+(| )(' + unit.prefix + '|' + unit.name + ')', message.content)
              string = message_regex.group(0) + ' is '
              current_value = int(message_regex.group(0).replace(message_regex.group(2), ''))
              converted_value = current_value * unit.conversionValue
              return string + str("{0:." + answerDecimalPlaces + "f}".format(converted_value)) + ' ' + UnitPairs[
                  unit.name]
      return ''
  
  
  @client.event
  async def on_message(message):
      channel = message.channel
      if message.author == client.user:
          return
      if message.content.startswith('!ping'):
          msg = 'Pong! This bot is alive.'
          await client.send_message(message.channel, msg)
  
      elif message.content.startswith(triggerString):
          bulk = False
          if 'all' in message.content:
              bulk = True
          if message.content == triggerString or message.content == triggerString + ' all':
              async for msg in client.logs_from(channel, limit=historyLimit):
                  if msg.author != client.user:
                      send_message = parse_units(msg)
                      if send_message != '':
                          await client.send_message(message.channel, send_message)
                          if not bulk:
                              break
          else:
              parse_units(message)
  
  
  
  @client.event
  async def on_ready():
      print('Logged in as')
      print('User:', client.user.name)
      print('ID', client.user.id)
      print('------')
  
  
  tokenFile = open('token')
  token = tokenFile.read().replace('\n', '')
  client.run(token)
  
new_contents: import discord
  import re
  from unitconverter import *
  
  client = discord.Client()
  
  triggerString = '!convert'
  historyLimit = 10
  
  
  def parse_units(message):
      for unit in Units:
          if re.search('[0-9]+(| )(' + unit.prefix + '|' + unit.name + ')', message.content) is not None:
              message_regex = re.search('[0-9]+(| )(' + unit.prefix + '|' + unit.name + ')', message.content)
              string = message_regex.group(0) + ' is '
              current_value = int(message_regex.group(0).replace(message_regex.group(2), ''))
              converted_value = current_value * unit.conversionValue
              return string + str("{0:.2f}".format(converted_value)) + ' ' + UnitPairs[
                  unit.name]
      return ''
  
  
  @client.event
  async def on_message(message):
      channel = message.channel
      if message.author == client.user:
          return
      if message.content.startswith('!ping'):
          msg = 'Pong! This bot is alive.'
          await client.send_message(message.channel, msg)
  
      elif message.content.startswith(triggerString):
          bulk = False
          if 'all' in message.content:
              bulk = True
          if message.content == triggerString or message.content == triggerString + ' all':
              async for msg in client.logs_from(channel, limit=historyLimit):
                  if msg.author != client.user:
                      send_message = parse_units(msg)
                      if send_message != '':
                          await client.send_message(message.channel, send_message)
                          if not bulk:
                              break
          else:
              send_message = parse_units(message)
              await client.send_message(message.channel, send_message)
  
  
  @client.event
  async def on_ready():
      print('Logged in as')
      print('User:', client.user.name)
      print('ID', client.user.id)
      print('------')
  
  
  tokenFile = open('token')
  token = tokenFile.read().replace('\n', '')
  client.run(token)
  
subject: fix some bugs