Alchemy

@classmethod
def new(
  cls, *, api_key: str | None = None, validate: bool = True,
  data_url: str | None = None, prices_url: str | None = None,
  http: _HttpClient | None = None,
):
  """Create an Alchemy client.

  Args:
    api_key: Alchemy API key. If omitted, falls back to `ALCHEMY_API_KEY`.
    validate: Validate responses by default.
    data_url: Fully-qualified Portfolio API base URL override.
    prices_url: Fully-qualified Prices API base URL override.
    http: Shared HTTP client override.
  """
  return cls(
    api_key=_env_api_key(api_key),
    validate=validate,
    data_url=data_url,
    prices_url=prices_url,
    http=http or _HttpClient(),
  )

def nft(self, network: Network, *, base_url: str | None = None) -> Nft:
  """Access the NFT API group for a network.

  Args:
    network: Supported Alchemy network.
    base_url: Fully-qualified NFT API base URL override.
  """
  url = base_url or _authed_url(NFT_URLS[network], self.api_key)
  return Nft(base_url=url, http=self.http, validate=self.validate)

def token(self, network: Network, *, base_url: str | None = None) -> Token:
  """Access the Token JSON-RPC API group for a network.

  Args:
    network: Supported Alchemy network.
    base_url: Fully-qualified JSON-RPC API base URL override.
  """
  url = base_url or _authed_url(RPC_URLS[network], self.api_key)
  return Token(base_url=url, http=self.http, validate=self.validate)

def transfers(self, network: Network, *, base_url: str | None = None) -> Transfers:
  """Access the Transfers JSON-RPC API group for a network.

  Args:
    network: Supported Alchemy network.
    base_url: Fully-qualified JSON-RPC API base URL override.
  """
  url = base_url or _authed_url(RPC_URLS[network], self.api_key)
  return Transfers(base_url=url, http=self.http, validate=self.validate)

def utility(self, network: Network, *, base_url: str | None = None) -> Utility:
  """Access the Utility JSON-RPC API group for a network.

  Args:
    network: Supported Alchemy network.
    base_url: Fully-qualified JSON-RPC API base URL override.
  """
  url = base_url or _authed_url(RPC_URLS[network], self.api_key)
  return Utility(base_url=url, http=self.http, validate=self.validate)

def simulation(self, network: Network, *, base_url: str | None = None) -> Simulation:
  """Access the Simulation JSON-RPC API group for a network.

  Args:
    network: Supported Alchemy network.
    base_url: Fully-qualified JSON-RPC API base URL override.
  """
  url = base_url or _authed_url(RPC_URLS[network], self.api_key)
  return Simulation(base_url=url, http=self.http, validate=self.validate)