def processKey(key):
state = 0 #State of system
code = ""
if (len(passcode) == 0):
print("Please enter passcode: ")
if (len(passcode) < 4 and key != "#"):
passcode.append(key) #Appends key to passcode array
print(passcode)
code = code.join(passcode) #Turns array into string
lcd.display_msg(code) #Displays string to LCD
if (key == "*"): #If * is pressed it deletes array
del passcode[:]
lock.append(key) #Appends * to lock array
else:
del lock[:]
if (len(lock) == 3): #If lock length is 3 then put servo down
servo1.servo_lock()
if (key == "#"): #"#" is the enter button
if (Check_Passcode(passcode) == 1
): #If passcode is true, it sets system state to 2
state = 2
print("Correcct Passcode!!!")
lcd.check_pwd_msg(True) #Displays passcode is correct message
else:
state = 1 #Sets system to 1 if passcode incrorrect
print("Incorrect Passcode...")
lcd.check_pwd_msg(False) #Displays that passcode is false
else:
state = 0
if (state == 0):
pass
if (state == 1):
del passcode[:] #Deletes passcode array if system state is 1
if (state == 2):
lcd.fingerprint_msg() #Calls fingerprint message
finger_print_scan = fingerprint.fingerprint_scan(
) #Returns value based on fingerprint scan
if (finger_print_scan == True): #If the scan is true
servo1.servo_unlock() #Move servo up, display Access Message,
#and delete passcode array
print("Access Granted!!")
lcd.Access_Msg(True)
del passcode[:]
else: #If scan is false
print("Invalid Fingerprint...")
lcd.Access_Msg(False) #Display message and delete passcode array
del passcode[:]
