Deferred Revenue (Details) - USD ($)	3 Months Ended		6 Months Ended
	Jan. 31, 2024	Jan. 31, 2023	Jan. 31, 2024	Jan. 31, 2023	Jul. 31, 2023
Deferred Revenue [Abstract]
Deferred revenues					$ 70,000
Advance from customer revenues				$ 20,785
Advance from customer					$ 70,000