2. Summary of Significant Accounting Policies (Details - Antidilutive shares) - shares	12 Months Ended
Jul. 31, 2021	Jul. 31, 2020
Antidilutive shares	8,852,015	1,824,321
Options [Member]
Antidilutive shares	300,000	375,000
Convertible Notes [Member]
Antidilutive shares	1,134,000	654,821
Warrants [Member]
Antidilutive shares	4,139,834	44,500
Restricted Stock Units (RSUs) [Member]
Antidilutive shares	2,678,181	750,000

Securities (including those issuable pursuant to contingent stock agreements) that could potentially dilute basic earnings per share (EPS) or earnings per unit (EPU) in the future that were not included in the computation of diluted EPS or EPU because to do so would increase EPS or EPU amounts or decrease loss per share or unit amounts for the period presented.

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 260
-SubTopic 10
-Section 50
-Paragraph 1
-Subparagraph (c)
-URI http://asc.fasb.org/extlink&oid=124432515&loc=d3e3550-109257

Name:	us-gaap_AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount
Namespace Prefix:	us-gaap_
Data Type:	xbrli:sharesItemType
Balance Type:	na
Period Type:	duration