import json
print("Hello, I am a question answering bot.\n")
#question = str(input("Please enter a question, and press the ENTER key:\n"))
#if question.isalpha():
#  print ("I think that you asked " + (question))
#  # Open the file in append & read mode ('a+')
#  with open("asked_questions_log.txt", "a+") as file_object:
#    # Move read cursor to the start of file.
#    file_object.seek(0)
#   # If file is not empty then append '\n'
#    data = file_object.read(100)
#    if len(data) > 0 :
#        file_object.write("\n")
#    # Append text at the end of file
#    file_object.write(question)
userQuestion = ''
while True:
    #question = input('')
    userQuestion = input('Please enter a question, and press the ENTER key: ').strip()
    if userQuestion:
      print ("I think that you asked " + (userQuestion))
      # Open the file in append & read mode ('a+')
      with open("asked_questions_log.txt", "a+") as file_object:
        file_object.seek(0) # Move read cursor to the start of file.
        data = file_object.read(100)
        if len(data) > 0 :
          # Append text at the end of file
          file_object.write("\n")
          file_object.write(userQuestion)
    else :
      print ("Goodbye!")
      exit()

#else:
#  sys.exit()



#def jaccard_similarity(list1, list2):
 #   s1 = set(list1)
  #  s2 = set(list2)
   # return float(len(s1.intersection(s2)) / len(s1.union(s2)))
#list1 = ['dog', 'cat', 'cat', 'rat']
#list2 = ['dog', 'cat', 'mouse']
#jaccard_similarity(list1, list2)


#with open('faq.json', 'r') as f:
#  questionBank = json.load(f)

# Output json file for testing
#print(questionBank)