pandawiki.py

import wikipedia
import sys
def wikisearch(keywords):							#defining new function
		try:										#ironing out the errors
			summary = wikipedia.summary(keywords,sentences=5)
		except wikipedia.exceptions.DisambiguationError as disambiguation: #input can mean many things: eg. panda what is mercury
			print("Oops, did you mean one of the following?")
			for i in range(0, len(disambiguation.options)):
				print "%d) " %(i+1) + disambiguation.options[i]
			option_number=raw_input("If no option matches with your keyword, press '0'. Else enter the option number: ")
			try:
				option_number = int(option_number)
			except:
				exit()
			print disambiguation.options[option_number-1] + " selected:"
			wikisearch(disambiguation.options[option_number-1])
			exit()
		except wikipedia.exceptions.PageError as error:
			print "'"+ user_query + "'"+  " does not match any pages. Try another query!"
			exit()
		except wikipedia.exceptions.HTTPTimeoutError as timeout:
			print "Server timeout error, there seems to be some network issue. Please try again later"
			exit()
		except wikipedia.exceptions.WikipediaException as wikiexception:
			print "There seems to be some error. Please try again later"
			exit()
		page = wikipedia.page(keywords)
		page_url = page.url
		print summary
		print("For more information right click and open the following link: " + page_url)

if __name__ == "__main__":
	predifined1 = "what is "
	predifined2 = "tell me about "
	user_input = ' '.join(sys.argv[1:])
	user_query = ''
	if(user_input[0:8] == predifined1): #should be in main python code
		user_query = user_input[8:]				#selecting the keyword
		wikisearch(user_query)						#running search command
	elif(user_input[0:14]== predifined2):
		user_query = user_input[14:]				#selecting the keyword
		wikisearch(user_query)						#running search command
	else:
		print "Wrong command, please try again, the command should be of the form: 'panda what is <keyword>'"