DOC: Fixing EX01 - Added examples (#53306)

* Added examples for Interval and IntervalArray

* changed code_checks.sh

* forgot these

* Some examples for Index

Author: DeaMariaLeon

ci/code_checks.sh

@@ -260,14 +260,6 @@ if [[ -z "$CHECK" || "$CHECK" == "docstrings" ]]; then
         pandas.util.hash_pandas_object \
         pandas_object \
         pandas.api.interchange.from_dataframe \
-        pandas.Index.values \
-        pandas.Index.dtype \
-        pandas.Index.inferred_type \
-        pandas.Index.shape \
-        pandas.Index.name \
-        pandas.Index.nbytes \
-        pandas.Index.ndim \
-        pandas.Index.size \
         pandas.Index.T \
         pandas.Index.memory_usage \
         pandas.Index.copy \

pandas/core/base.py

@@ -346,6 +346,14 @@ def ndim(self) -> Literal[1]:
         dtype: object
         >>> s.ndim
         1
+
+        For Index:
+
+        >>> idx = pd.Index([1, 2, 3])
+        >>> idx
+        Index([1, 2, 3], dtype='int64')
+        >>> idx.ndim
+        1
         """
         return 1
 
@@ -387,6 +395,8 @@ def nbytes(self) -> int:
 
         Examples
         --------
+        For Series:
+
         >>> s = pd.Series(['Ant', 'Bear', 'Cow'])
         >>> s
         0     Ant
@@ -395,6 +405,14 @@ def nbytes(self) -> int:
         dtype: object
         >>> s.nbytes
         24
+
+        For Index:
+
+        >>> idx = pd.Index([1, 2, 3])
+        >>> idx
+        Index([1, 2, 3], dtype='int64')
+        >>> idx.nbytes
+        24
         """
         return self._values.nbytes
 
@@ -405,6 +423,8 @@ def size(self) -> int:
 
         Examples
         --------
+        For Series:
+
         >>> s = pd.Series(['Ant', 'Bear', 'Cow'])
         >>> s
         0     Ant
@@ -413,6 +433,14 @@ def size(self) -> int:
         dtype: object
         >>> s.size
         3
+
+        For Index:
+
+        >>> idx = pd.Index([1, 2, 3])
+        >>> idx
+        Index([1, 2, 3], dtype='int64')
+        >>> idx.size
+        3
         """
         return len(self._values)
 

pandas/core/indexes/base.py

@@ -944,6 +944,14 @@ def __array_wrap__(self, result, context=None):
     def dtype(self) -> DtypeObj:
         """
         Return the dtype object of the underlying data.
+
+        Examples
+        --------
+        >>> idx = pd.Index([1, 2, 3])
+        >>> idx
+        Index([1, 2, 3], dtype='int64')
+        >>> idx.dtype
+        dtype('int64')
         """
         return self._data.dtype
 
@@ -1599,6 +1607,14 @@ def to_frame(
     def name(self) -> Hashable:
         """
         Return Index or MultiIndex name.
+
+        Examples
+        --------
+        >>> idx = pd.Index([1, 2, 3], name='x')
+        >>> idx
+        Index([1, 2, 3], dtype='int64',  name='x')
+        >>> idx.name
+        'x'
         """
         return self._name
 
@@ -2658,6 +2674,14 @@ def holds_integer(self) -> bool:
     def inferred_type(self) -> str_t:
         """
         Return a string of the type inferred from the values.
+
+        Examples
+        --------
+        >>> idx = pd.Index([1, 2, 3])
+        >>> idx
+        Index([1, 2, 3], dtype='int64')
+        >>> idx.inferred_type
+        'integer'
         """
         return lib.infer_dtype(self._values, skipna=False)
 
@@ -4957,6 +4981,14 @@ def values(self) -> ArrayLike:
         --------
         Index.array : Reference to the underlying data.
         Index.to_numpy : A NumPy array representing the underlying data.
+
+        Examples
+        --------
+        >>> idx = pd.Index([1, 2, 3])
+        >>> idx
+        Index([1, 2, 3], dtype='int64')
+        >>> idx.values
+        array([1, 2, 3])
         """
         return self._data
 
@@ -7177,6 +7209,14 @@ def max(self, axis=None, skipna: bool = True, *args, **kwargs):
     def shape(self) -> Shape:
         """
         Return a tuple of the shape of the underlying data.
+
+        Examples
+        --------
+        >>> idx = pd.Index([1, 2, 3])
+        >>> idx
+        Index([1, 2, 3], dtype='int64')
+        >>> idx.shape
+        (3,)
         """
         # See GH#27775, GH#27384 for history/reasoning in how this is defined.
         return (len(self),)