update return type for inplace and update type for resolver

pandas/core/computation/eval.py

@@ -5,7 +5,7 @@
 """
 
 import tokenize
-from typing import Any, Dict, Iterable, List, Optional, Union
+from typing import Any, Dict, Iterable, List, Optional, Tuple, Union
 import warnings
 
 import numpy as np
@@ -167,7 +167,7 @@ def eval(expr: str,
  truediv: bool = True,
  local_dict: List[Dict[str, Any]] = None,
  global_dict: List[Dict[str, Any]] = None,
- resolvers: Iterable = (),
+ resolvers: Tuple = (),
  level: int = 0,
  target: Union[float, np.ndarray, pd.DataFrame, pd.Series] = None,
  inplace: bool = False,
@@ -367,4 +367,4 @@ def eval(expr: str,
  if inplace is False:
  return target if target_modified else ret
  else:
- return target
+ return None