My initial solution to this challenge

solution.py

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+# Interactive python client for fizzbot
+
+import json
+import urllib.request
+import urllib.error
+
+domain = 'https://api.noopschallenge.com'
+
+def print_sep(): print('----------------------------------------------------------------------')
+
+# print server response
+def print_response(dict):
+    print(dict)
+    print('')
+    print('message:')
+    print(dict.get('message'))
+    print('')
+    for key in dict:
+        if key != 'message':
+            print('%s: %s' % (key, json.dumps(dict.get(key))))
+    print('')
+
+# try an answer and see what fizzbot thinks of it
+def try_answer(question_url, answer):
+    print_sep()
+    body = json.dumps({ 'answer': answer })
+    print('*** POST %s %s' % (question_url, body))
+    try:
+        req = urllib.request.Request(domain + question_url, data=body.encode('utf8'), headers={'Content-Type': 'application/json'})
+        res = urllib.request.urlopen(req)
+        response = json.load(res)
+        print_response(response)
+        print_sep()
+        return response
+
+    except urllib.error.HTTPError as e:
+        response = json.load(e)
+        print_response(response)
+        return response
+
+# keep trying answers until a correct one is given
+def get_correct_answer(question_url, question_data, old_rules):
+    while True:
+        if 'exampleResponse' in question_data and question_data['exampleResponse']['answer'] == 'COBOL': answer = 'COBOL'
+        else:
+            answer = doFizzBuzz(question_data['numbers'], question_data["rules"] if "rules" in question_data else old_rules)
+
+        response = try_answer(question_url, answer)
+
+        if (response.get('result') == 'interview complete'):
+            print('congratulations!')
+            exit()
+
+        if (response.get('result') == 'correct'):
+            return response.get('nextQuestion')
+
+# do the next question
+def do_question(domain, question_url, old_rules):
+    print_sep()
+    print('*** GET %s' % question_url)
+
+    request = urllib.request.urlopen( ('%s%s' % (domain, question_url)) )
+    question_data = json.load(request)
+    print_response(question_data)
+    print_sep()
+
+    next_question = question_data.get('nextQuestion')
+
+    rules = question_data["rules"] if "rules" in question_data else old_rules
+
+    if next_question: return next_question, rules
+    return get_correct_answer(question_url, question_data, old_rules), old_rules
+
+
+def doFizzBuzz(numbers, rules):
+    answer = ""
+    for num in numbers:
+        appended = False
+        for rule in rules:
+            if num % rule["number"] == 0:
+                answer += rule['response']
+                appended = True
+        if not appended:
+            answer += str(num)
+        answer += " "
+    return answer.strip()
+
+def main():
+    question_url = '/fizzbot'
+    old_rules = []
+    while question_url:
+        question_url, old_rules = do_question(domain, question_url, old_rules)
+
+if __name__ == '__main__': main()