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dublinbus-display
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Add some last-resort exception handling

This commit is contained in:
Nahuel Lofeudo 2023-10-08 15:27:35 +01:00
parent 35d0261682
commit 9f87527d9a
1 changed files with 48 additions and 42 deletions
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6
main.py
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@ -72,6 +72,7 @@ def write_line(line: int, text: str, text_color: Color = COLOR_LCD_AMBER):
def update_screen(config: Config, updates: list[ArrivalTime]) -> None: def update_screen(config: Config, updates: list[ArrivalTime]) -> None:
""" Repaint the screen with the new arrival times """ """ Repaint the screen with the new arrival times """
try:
updates = updates[0:LINE_COUNT] # take the first X lines updates = updates[0:LINE_COUNT] # take the first X lines
for line_num, update in enumerate(updates): for line_num, update in enumerate(updates):
# Find what color we need to use for the ETA # Find what color we need to use for the ETA
@ -97,6 +98,8 @@ def update_screen(config: Config, updates: list[ArrivalTime]) -> None:
# Add the current time to the bottom line # Add the current time to the bottom line
datetime_text = "Current time: " + datetime.today().strftime("%d/%m/%Y %H:%M") datetime_text = "Current time: " + datetime.today().strftime("%d/%m/%Y %H:%M")
write_line(5, datetime_text) write_line(5, datetime_text)
except Exception as e:
print("Error updating screen: ", str(e))
def clear_screen() -> None: def clear_screen() -> None:
""" Clear screen """ """ Clear screen """
@ -148,6 +151,7 @@ def main():
# Main event loop # Main event loop
running = True running = True
while running: while running:
try:
# Pygame event handling begins # Pygame event handling begins
if pygame.event.peek(): if pygame.event.peek():
for e in pygame.event.get(): for e in pygame.event.get():
@ -171,6 +175,8 @@ def main():
# Display update ends # Display update ends
sleep(0.2) sleep(0.2)
except Exception as e:
print("Exception in main loop: ", str(e))
pygame.quit() pygame.quit()
exit(0) exit(0)