add dtype constraint for copy

Author: rushabh-v

pandas/core/arrays/base.py

@@ -18,12 +18,7 @@
 from pandas.util._decorators import Appender, Substitution
 from pandas.util._validators import validate_fillna_kwargs
 
-from pandas.core.dtypes.common import (
-    is_array_like,
-    is_bool,
-    is_integer_dtype,
-    is_list_like,
-)
+from pandas.core.dtypes.common import is_array_like, is_list_like
 from pandas.core.dtypes.dtypes import ExtensionDtype
 from pandas.core.dtypes.generic import ABCExtensionArray, ABCIndexClass, ABCSeries
 from pandas.core.dtypes.missing import isna

pandas/core/arrays/integer.py

@@ -197,7 +197,7 @@ def coerce_to_array(values, dtype, mask=None, copy=False):
         return values, mask
 
     values = np.asarray(values, dtype=getattr(values, "dtype", object))
-    if copy:
+    if copy and hasattr(values, dtype):
         values = values.copy()
 
     if is_object_dtype(values):