Contract con_trade4

  

    

      

        

            
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import con_rocketswap_official_v1_1 as rswp
          

            
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import currency as tau
          

            
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imp = importlib.import_module
          

            
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@export
          

            
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def buy(token_contract: str, tau_amount: float):
          

            
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	tau.transfer_from(amount=tau_amount, to='con_trade4', main_account=ctx.signer)
          

            
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	tau.approve(amount=tau_amount, to='con_rocketswap_official_v1_1')
          

            
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	token_amount = rswp.buy(contract=token_contract, currency_amount=tau_amount)
          

            
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	imp(token_contract).approve(amount=token_amount, to=ctx.signer)
          

            
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	imp(token_contract).transfer(amount=token_amount, to=ctx.signer)
          

            
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@export
          

            
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def sell(token_contract: str, token_amount: float):
          

            
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	imp(token_contract).transfer_from(amount=token_amount, to='con_trade4', main_account=ctx.signer)
          

            
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	imp(token_contract).approve(amount=token_amount, to='con_rocketswap_official_v1_1')
          

            
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	tau_amount = rswp.sell(contract=token_contract, token_amount=token_amount)
          

            
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	tau.approve(amount=tau_amount, to=ctx.signer)
          

            
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	imp(token_contract).transfer(amount=tau_amount, to=ctx.signer)
          

            
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