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import time
import os
import speech_recognition as sr
from gpiozero import CPUTemperature
import hardware_driver as lcd
# Error messages
ERROR_BAD_REQUEST = "400 Bad Request"
ERROR_UNAUTHORIZED = "401 Unauthorized"
ERROR_NOT_FOUND = "404 Not Found"
SPEECH_NOT_RECOGNIZED = "404-1 Speech not recognized"
ERROR_TIMEOUT = "408 Request Timeout"
# Initialize components
try:
lcd_instance = lcd.LCD()
except Exception as e:
print("Error intializing LCD")
try:
cpu_temp = CPUTemperature()
except Exception as e:
print("Error initializing CPU temperature sensor:", e)
try:
recognizer = sr.Recognizer()
except Exception as e:
print("Error initialzing voice recognition, its possible the speech recognition module isn't installed")
try:
microphone = sr.Microphone()
except Exception as e:
print("Error initialzing the microphone \n check if the sound device package is installed")
# clearing the terminal for a cleaner and program like interaction
def clear_terminal():
os.system("cls" if os.name == "nt" else "clear")
# Features
def custom_greeting():
try:
with open("quotes.txt", "r") as file:
quotes = [quote.strip() for quote in file.readlines()]
except FileNotFoundError:
lcd_instance.text("Quotes file missing", 1)
return
for quote in quotes:
first_line = quote[:16]
second_line = quote[16:32]
lcd_instance.text(first_line, 1)
lcd_instance.text(second_line, 2)
time.sleep(3)
lcd_instance.clear()
def pomodoro():
try:
duration_minutes = int(input("Enter duration in minutes: "))
duration_seconds = duration_minutes * 60
print("Pomodoro started for", duration_minutes, "minutes")
lcd_instance.text("Pomodoro Running", 1)
start_count = 0
count = 0
while duration_seconds > 0:
lcd_instance.text(f"Time left: {duration_minutes}:{duration_seconds * 60}", 2)
time.sleep(1)
duration_seconds -= 1
count += 1
if count == start_count + 60:
start_count = start
duration_minutes -= 1
lcd_instance.text("Time's Up!", 1)
time.sleep(3)
except ValueError:
lcd_instance.text("Invalid input", 1)
time.sleep(2)
def system_readings():
while True:
load = os.getloadavg()[0]
temperature = cpu_temp.temperature if cpu_temp else "N/A"
lcd_instance.clear()
lcd_instance.text(f"CPU Load: {load:.2f}", 1)
lcd_instance.text(f"Temp: {temperature}C", 2)
time.sleep(5)
def display_uptime():
try:
with open("/proc/uptime") as f:
uptime_seconds = float(f.readline().split()[0])
uptime_str = time.strftime("%H:%M:%S", time.gmtime(uptime_seconds))
lcd_instance.text(f"Uptime: {uptime_str}", 1)
time.sleep(3)
except Exception as e:
lcd_instance.text("Error reading uptime", 1)
print("Error:", e)
def recognize_speech():
lcd_instance.text("Listening...", 1)
try:
with microphone as source:
recognizer.adjust_for_ambient_noise(source)
audio = recognizer.listen(source)
output = recognizer.recognize_google(audio)
lcd_instance.text("Recognized:", 1)
lcd_instance.text(output[:16], 2)
print("Speech recognized:", output)
return output
except sr.UnknownValueError:
lcd_instance.text(SPEECH_NOT_RECOGNIZED, 1)
print(SPEECH_NOT_RECOGNIZED)
except sr.RequestError as e:
lcd_instance.text(ERROR_UNAUTHORIZED, 1)
print(ERROR_UNAUTHORIZED, e)
except Exception as e:
lcd_instance.text("Speech Error", 1)
print("Error:", e)
return None
def save_notes():
print("Type your notes (type 'stop' to exit):")
while True:
note = input(": ")
if note.lower() in ["stop", "exit", "quit"]:
break
first_line = note[:16]
second_line = note[16:32]
lcd_instance.text(first_line, 1)
lcd_instance.text(second_line, 2)
time.sleep(3)
# Command center to execute features
def command_center():
command = recognize_speech().upper()
if command:
command()
else:
lcd_instance.text(ERROR_NOT_FOUND, 1)
print(ERROR_NOT_FOUND)
# Features dictionary
FEATURES = {
"GREETING": custom_greeting,
"READINGS": system_readings,
"UPTIME": display_uptime,
"SPEECH": recognize_speech,
"NOTE": save_notes,
"COMMAND": command_center,
"POMODORO": pomodoro,
}
# Main Menu
def main():
clear_terminal()
print("FEATURES:", ", ".join(FEATURES.keys()))
while True:
user_input = input("Enter command (or 'EXIT' to quit): ").upper()
if user_input in ["QUIT", "EXIT"]:
destroy()
break
action = FEATURES.get(user_input)
if action:
action()
else:
print(ERROR_NOT_FOUND)
# Clean up on exit
def destroy():
lcd_instance.clear()
clear_terminal()
print("Goodbye!")
# Entry point
if __name__ == "__main__":
try:
main()
except KeyboardInterrupt:
destroy()
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