CLN: Checking is_dict_like instead of is abc.Mapping

pandas/core/base.py

@@ -2,7 +2,7 @@
 Base and utility classes for pandas objects.
 """
 import builtins
-from collections import OrderedDict, abc
+from collections import OrderedDict
 import textwrap
 from typing import Dict, FrozenSet, List, Optional
 
@@ -21,6 +21,7 @@
  is_datetime64_ns_dtype,
  is_datetime64tz_dtype,
  is_extension_array_dtype,
+ is_dict_like,
  is_list_like,
  is_object_dtype,
  is_scalar,
@@ -1108,7 +1109,7 @@ def _map_values(self, mapper, na_action=None):
  # we can fastpath dict/Series to an efficient map
  # as we know that we are not going to have to yield
  # python types
- if isinstance(mapper, abc.Mapping):
+ if is_dict_like(mapper):
  if isinstance(mapper, dict) and hasattr(mapper, "__missing__"):
  # If a dictionary subclass defines a default value method,
  # convert mapper to a lookup function (GH #15999).

pandas/core/series.py

@@ -1,7 +1,6 @@
 """
 Data structure for 1-dimensional cross-sectional and time series data
 """
-from collections import abc
 from io import StringIO
 from shutil import get_terminal_size
 from textwrap import dedent
@@ -252,7 +251,7 @@ def __init__(
  else:
  data = data.reindex(index, copy=copy)
  data = data._data
- elif isinstance(data, abc.Mapping):
+ elif is_dict_like(data):
  data, index = self._init_dict(data, index, dtype)
  dtype = None
  copy = False