# Imports Needed
import customtkinter

# Variables Needed
clicks = 0

# Define Function To Add To Counter
def click_detected(event=None):
    # Grab Global Variable You Need To Modify When Function Is Called
    global clicks
    # Modify Variable/Data
    clicks = clicks + 1
    # Update Label To Show Correct Data
    label.configure(text=f'Times Pressed: {clicks}')
    # Return Variable
    return clicks

# Define Instance
root = customtkinter.CTk()

# Bind Window To Detect Left Click
root.bind("<Button-1>", click_detected)

# Create Widgets Needed
label = customtkinter.CTkLabel(root, text=f'Times Pressed: {clicks}', font=("Roboto", 12))

# Place Widgets Within Window
label.place(relx=0.5, rely=0.5, anchor='center')

# Loop Instance
root.mainloop()