What is HD Merchant Wallet ?

It is a simple lightweight tool for receiving cryptocurrency payment, generating hd cryptocurrency wallet addresses and verifying payment made to an address. You can receive cryptocurrency payment easily in any python script or web app in just 3 simple steps. It perfectly works with electrum wallet so you can receive payment with this tool and spend your coins with electrum wallet.

Installation

pip install merchant-wallet

Running

• Get your master public key from a local or personal wallet e.g Electrum.
• Generate addresses with this script, addresses will correspond with addresses on your electrum wallet, so you can easily spend your coins.
• Give address for payment and verify transaction using this tool.

Accept Bitcoin on a website In 3 Steps

      from merchant_wallet.backends.btc import BitcoinBackend
      
      
      btc = BitcoinBackend('master_public_key_gotten_from_an_offline_wallet')
      
      btc.generate_new_address(index=0) #index=0 will give the first address displayed on your electrum wallet, increase index to get more addresses as displayed on your wallet
      
      btc.confirm_address_payment(
        address="1Ge6rDuyCdYVGhXZjcK4251q67GXMKx6xK", total_crypto_amount=0.01, confirmation_number=3
      )#Confirm payment on the address with the specified confirmation and amount it will return a tuple of transaction status and value of transaction
      
      #Returned values
      #Unconfirmed payment -> (UNCONFIRMED_ADDRESS_BALANCE, transaction_hash)
      #Confirmed payment -> (CONFIRMED_ADDRESS_BALANCE, sent_value)
      #Underpaid payment -> (UNDERPAID_ADDRESS_BALANCE, remaining value)
      #No transaction -> (NO_HASH_ADDRESS_BALANCE, None )
      btc.confirm_address_payment(
        address="1Ge6rDuyCdYVGhXZjcK4251q67GXMKx6xK", total_crypto_amount=0.01, confirmation_number=5000, tx_hash='hash_returned_when_transaction_was_unconfirmed'
      )

Note

This tool depends on blockcypher for verifying blockchain transactions and uses forex-python tool for calculating crypto prices

Helper methods

• bitcoin.convert_to_fiat( amount, currency)
• bitcoin.convert_from_fiat(amount, currency)
• Check tests for more

Todo

• Add more crypto currency support
• Add support for local private blockchain service e.g bitcoind

LICENSE

MIT