Create main.py

main.py

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+import gc
+import time
+
+from microbit import display, Image
+from speech import say
+
+# Our Python dictionary which is a database
+# and here is where we can type in new key/value
+# pairs or in our case trigger word or words and
+# then a response as our little friend will learn
+# from us and will add what it learns into the 
+# database or db however when it loses power
+# it will forget however this is our chance
+# to build a bot of our own and teach our 
+# friend like it is a new born baby everything 
+# we want it to understand so all you have to do
+# is uncomment line 24 and give a trigger word
+# or words and a response separated by a "-" 
+# dash and save and then flash and our little
+# friend will remember this forever
+db = {
+        'hi': 'Hi to you!',
+        'hello': 'Hello to you!',
+        # 'test': 'Test response!'.
+     }
+
+# Our little friend wants to show how happy he is to 
+# talk to us so he smiles wide when he wakes up
+display.show(Image.HAPPY)
+
+# Our little friend is going to enter in a big
+# loop to talk to us
+while True:
+    try:
+        # This is an advanced topic as well however we this little function
+        # cleans out the unnecessary global objects or variables on what
+        # we call the heap area in memory
+        gc.collect()
+
+        # We want to clear the response so our little friend can get a 
+        # new response from you
+        response_ = ''
+
+        # Here is where you interact with our little friend
+        response = input('YOU: ')
+
+        # We want to make sure that our dictionary database can 
+        # find all values even if you use a capital letter
+        # so we convert everything to lowercase 
+        response = response.lower()
+
+        # If you type something other than pressing enter that means 
+        # response has a value so the rest of the code will continue
+        # on
+        if response:
+            # This is a bit complicated do not worry about this for now
+            # all this is doing is looking through our dictionary database
+            # and seeing if our input value has the word or words which
+            # match an entry in the dictionary database and if it does
+            # put the value in the _response object
+            response_ = [val for key, val in db.items() if key in response]
+
+            gc.collect()
+
+            # If our little friend got a response from us then make sure
+            # we trigger the speaking or suprised image so our little friend
+            # can open his mouth to talk and then have our little friend
+            # talk to us in our REPL and by hearing him speak as well
+            if response_:
+                display.show(Image.SURPRISED)
+                print('BOT: {0}'.format(response_[0]))
+                say(str(response_[0]))
+                display.show(Image.HAPPY)
+
+            # If you type the word "teach" pass to the next if statement for
+            # processing
+            if response == 'teach':
+                pass
+
+            # If this is not a response in our dictionary database and it is
+            # not the word teach, our little friend is confused and wants to 
+            # learn from us so this is where you get to teach our little friend
+            # so he is going to print out a response in the REPL and speak to 
+            # us as well
+            if not response_ and response != 'teach':
+                display.show(Image.SURPRISED)
+                print('BOT: I do not understand.  Please type the word "teach" to teach me.')
+                say('I do not understand.  Please type the word teach to teach me.')
+                display.show(Image.HAPPY)
+
+        # If we type the word "teach" then our little friend is excited to learn from us
+        # so we type a trigger word or words like "name - My name is George." as we see
+        # that we use the "-" to separate the trigger word or words from how we want our 
+        # little friend to respond to us
+        if response == 'teach':
+            display.show(Image.SURPRISED)
+            say('Type the trigger word or words. then type a dash, then type a response.')
+            response = input('BOT: Type Trigger Word/Words - Response: ')
+            display.show(Image.HAPPY)
+            if response:
+                while True:
+                    if response:
+                        response = response.split(' - ')
+                        key = response[0]
+                        try:
+                            value = response[1]
+                            db[key] = value
+                        except IndexError:
+                            break
+                        break
+
+    # If we type in blank data our dictionary database wont know what to do
+    # so it will pass and redo the loop
+    except IndexError:
+        gc.collect()
+        pass
+
+    # If we want to end the program and get back to a REPL by pressing 
+    # CTRL + C
+    except KeyboardInterrupt:
+        break