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Debt (Tables)
6 Months Ended
Jan. 31, 2019
Debt Disclosure [Abstract]  
Schedule of fair market value of all derivatives determined using the Black-Scholes option pricing model
Expected dividend yield   0.00%
Expected stock price volatility   165.84% - 190.31%
Risk-free interest rate   2.21% - 2.93%
Expected term   0.58 - 2.75 years  
Schedule of changes in fair value of derivative financial instruments
Balance at July 31, 2018  $632,268 
Derivative from new convertible promissory notes   419,000 
Derivative liability resolved to additional paid in capital due to debt conversion   (141,768)
Derivative loss   1,497,305 
Balance at January 31, 2019  $2,406,805