feat: multicall verbosity

brownie/network/multicall.py

@@ -24,6 +24,7 @@ class Call:
 
  calldata: Tuple[str, bytes]
  decoder: FunctionType
+ readable: str
 
 
 class Result(ObjectProxy):
@@ -48,6 +49,7 @@ class Multicall:
  def __init__(self) -> None:
  self.address = None
  self._block_number = defaultdict(lambda: None) # type: ignore
+ self._verbose = defaultdict(lambda: None) # type: ignore
  self._contract = None
  self._pending_calls: Dict[int, List[Call]] = defaultdict(list)
 
@@ -61,10 +63,14 @@ def block_number(self) -> int:
  return self._block_number[get_ident()]
 
  def __call__(
- self, address: Optional[str] = None, block_identifier: Union[str, bytes, int, None] = None
+ self,
+ address: Optional[str] = None,
+ block_identifier: Union[str, bytes, int, None] = None,
+ verbose: bool = False,
  ) -> "Multicall":
  self.address = address # type: ignore
  self._block_number[get_ident()] = block_identifier # type: ignore
+ self._verbose[get_ident()] = verbose
  return self
 
  def _flush(self, future_result: Result = None) -> Any:
@@ -76,6 +82,11 @@ def _flush(self, future_result: Result = None) -> Any:
  # or this result has already been retrieved
  return future_result
  with self._lock:
+ if self._verbose[get_ident()]:
+ print(f"Multicall: total {len(pending_calls)} calls")
+ for item in pending_calls:
+ print(f" {item.readable}")
+ print()
  ContractCall.__call__.__code__ = getattr(ContractCall, "__original_call_code")
  results = self._contract.tryAggregate( # type: ignore
  False,
@@ -96,7 +107,8 @@ def flush(self) -> Any:
  def _call_contract(self, call: ContractCall, *args: Tuple, **kwargs: Dict[str, Any]) -> Proxy:
  """Add a call to the buffer of calls to be made"""
  calldata = (call._address, call.encode_input(*args, **kwargs)) # type: ignore
- call_obj = Call(calldata, call.decode_output) # type: ignore
+ readable = f"{call._name}({', '.join(str(i) for i in args)})"
+ call_obj = Call(calldata, call.decode_output, readable) # type: ignore
  # future result
  result = Result(call_obj)
  self._pending_calls[get_ident()].append(result)