slides.txt

intro
 @kvbik
 jakub vysoky
 devcon devops python
 github.com/kvbik/web3django

 web3py.readthedocs.io/en/stable/examples.html
 docs.djangoproject.com/en/5.0/intro/tutorial01/

web1,2,3
 by skylar in his keynote

zen of python
 `import this`

 main point:
  pythonic
  batteries included

let's take web2 app
 web:
  frontend
  backend

django python web framework
 models
 templates
 views

model Order
 description
 price
 created
 user

model Payment
 order
 currency
 amount
 account
 expiration
 is_paid

django admin
 => magical app

ethereum chains
 mainnet/testnet
 layer 2 (arbitrum, optimism, ..)
 other chains (polygon, bnb, ..)

ethereum addresses
 we can create many addresses

 https://etherscan.io/
 
ethereum tokens
 wei??? just decimal points
 1 eth == 10**18 wei
 https://eth-converter.com/

ethereum nodes
 ideally run your own locally
 when lazy, use eg infura

def confirm(self):
  w3 = Web3(Web3.HTTPProvider(settings.INFURA_URL))
  balance = w3.eth.get_balance(self.address)
  if balance >= self.amount:
    self.is_paid = True
    self.save()

ethereum erc20
 ...

conversion rate challenge
 ???
 
django pony & devcon deva