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Warrants (Details) - USD ($)
9 Months Ended
Apr. 30, 2019
Jul. 31, 2018
Jul. 31, 2017
Warrants [Abstract]      
Warrants $ 500,000    
Exercise Price $ .15 $ .15 $ .10
Term 2 years    
Volatility 323.00%    
Risk free interest rate 2.61%    
Fair value $ 22,205