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Note 17 – Warrants (Tables)
6 Months Ended
Oct. 31, 2023
Note 17 Warrants  
[custom:ScheduleOfWarrantsIssuedAndFairValueTableTextBlock]
                
   Upon Issuance  Outstanding at October 31, 2023
Date of Transaction  Number of Warrants  Initial Fair Value  Number of Warrants  Fair Value
 October 2020     399,998   $267,999    266,666   $125,613 
 January 2021    675,000   $2,870,666    540,000   $273,590