fix Docstring validation err

Author: uditbaliyan

pandas/_libs/tslibs/nattype.pyx

@@ -244,16 +244,24 @@ cdef class _NaT(datetime):
 
     def to_numpy(self, dtype=None, copy=False) -> np.datetime64 | np.timedelta64:
         """
-        Convert the Timestamp to a NumPy datetime64 or timedelta64.
+        Convert the Timestamp to a NumPy datetime64.
 
-        With the default 'dtype', this is an alias method for `NaT.to_datetime64()`.
-
-        The copy parameter is available here only for compatibility. Its value
+        This is an alias method for `Timestamp.to_datetime64()`. The dtype and
+        copy parameters are available here only for compatibility. Their values
         will not affect the return value.
 
+        Parameters
+        ----------
+        dtype : dtype, optional
+            Data type of the output, ignored in this method as the return type
+            is always `numpy.datetime64`.
+        copy : bool, default False
+            Whether to ensure that the returned value is a new object. This
+            parameter is also ignored as the method does not support copying.
+
         Returns
         -------
-        numpy.datetime64 or numpy.timedelta64
+        numpy.datetime64
 
         See Also
         --------
@@ -269,9 +277,6 @@ cdef class _NaT(datetime):
 
         >>> pd.NaT.to_numpy()
         numpy.datetime64('NaT')
-
-        >>> pd.NaT.to_numpy("m8[ns]")
-        numpy.timedelta64('NaT','ns')
         """
         if dtype is not None:
             # GH#44460
@@ -476,6 +481,11 @@ class NaTType(_NaT):
         """
         Return the month name of the Timestamp with specified locale.
 
+        This method returns the full name of the month corresponding to the
+        `Timestamp`, such as 'January', 'February', etc. The month name can
+        be returned in a specified locale if provided; otherwise, it defaults
+        to the English locale.
+
         Parameters
         ----------
         locale : str, default None (English locale)
@@ -484,9 +494,18 @@ class NaTType(_NaT):
         Returns
         -------
         str
+            The full month name as a string.
+
+        See Also
+        --------
+        Timestamp.day_name : Returns the name of the day of the week.
+        Timestamp.strftime : Returns a formatted string of the Timestamp.
+        datetime.datetime.strftime : Returns a string representing the date and time.
 
         Examples
         --------
+        Get the month name in English (default):
+
         >>> ts = pd.Timestamp('2020-03-14T15:32:52.192548651')
         >>> ts.month_name()
         'March'
@@ -581,10 +600,25 @@ class NaTType(_NaT):
     date = _make_nat_func(
         "date",
         """
-        Return date object with same year, month and day.
+        Returns `datetime.date` with the same year, month, and day.
+
+        This method extracts the date component from the `Timestamp` and returns
+        it as a `datetime.date` object, discarding the time information.
+
+        Returns
+        -------
+        datetime.date
+            The date part of the `Timestamp`.
+
+        See Also
+        --------
+        Timestamp : Represents a single timestamp, similar to `datetime`.
+        datetime.datetime.date : Extract the date component from a `datetime` object.
 
         Examples
         --------
+        Extract the date from a Timestamp:
+
         >>> ts = pd.Timestamp('2023-01-01 10:00:00.00')
         >>> ts
         Timestamp('2023-01-01 10:00:00')
@@ -704,6 +738,17 @@ class NaTType(_NaT):
         """
         Return time tuple, compatible with time.localtime().
 
+        This method converts the `Timestamp` into a time tuple, which is compatible
+        with functions like `time.localtime()`. The time tuple is a named tuple with
+        attributes such as year, month, day, hour, minute, second, weekday,
+        day of the year, and daylight savings indicator.
+
+        See Also
+        --------
+        time.localtime : Converts a POSIX timestamp into a time tuple.
+        Timestamp : The `Timestamp` that represents a specific point in time.
+        datetime.datetime.timetuple : Equivalent method in the `datetime` module.
+
         Examples
         --------
         >>> ts = pd.Timestamp('2023-01-01 10:00:00')
@@ -733,6 +778,17 @@ class NaTType(_NaT):
         """
         Return proleptic Gregorian ordinal. January 1 of year 1 is day 1.
 
+        The proleptic Gregorian ordinal is a continuous count of days since
+        January 1 of year 1, which is considered day 1. This method converts
+        the `Timestamp` to its equivalent ordinal number, useful for date arithmetic
+        and comparison operations.
+
+        See Also
+        --------
+        datetime.datetime.toordinal : Equivalent method in the `datetime` module.
+        Timestamp : The `Timestamp` that represents a specific point in time.
+        Timestamp.fromordinal : Create a `Timestamp` from an ordinal.
+
         Examples
         --------
         >>> ts = pd.Timestamp('2023-01-01 10:00:50')
@@ -745,7 +801,25 @@ class NaTType(_NaT):
     ctime = _make_error_func(
         "ctime",
         """
-        Return ctime() style string.
+        Return a ctime() style string representing the Timestamp.
+
+        This method returns a string representing the date and time
+        in the format returned by the standard library's `time.ctime()`
+        function, which is typically in the form 'Day Mon DD HH:MM:SS YYYY'.
+
+        If the `Timestamp` is outside the range supported by Python's
+        standard library, a `NotImplementedError` is raised.
+
+        Returns
+        -------
+        str
+            A string representing the Timestamp in ctime format.
+
+        See Also
+        --------
+        time.ctime : Return a string representing time in ctime format.
+        Timestamp : Represents a single timestamp, similar to `datetime`.
+        datetime.datetime.ctime : Return a ctime style string from a datetime object.
 
         Examples
         --------
@@ -834,24 +908,72 @@ class NaTType(_NaT):
     fromtimestamp = _make_error_func(
         "fromtimestamp",
         """
-        Timestamp.fromtimestamp(ts)
+        Create a `Timestamp` object from a POSIX timestamp.
+
+        This method converts a POSIX timestamp (the number of seconds since
+        January 1, 1970, 00:00:00 UTC) into a `Timestamp` object. The resulting
+        `Timestamp` can be localized to a specific time zone if provided.
+
+        Parameters
+        ----------
+        ts : float
+            The POSIX timestamp to convert, representing seconds since
+            the epoch (1970-01-01 00:00:00 UTC).
+        tz : str, zoneinfo.ZoneInfo, pytz.timezone, dateutil.tz.tzfile, optional
+            Time zone for the `Timestamp`. If not provided, the `Timestamp` will
+            be timezone-naive (i.e., without time zone information).
+
+        Returns
+        -------
+        Timestamp
+            A `Timestamp` object representing the given POSIX timestamp.
 
-        Transform timestamp[, tz] to tz's local time from POSIX timestamp.
+        See Also
+        --------
+        Timestamp : Represents a single timestamp, similar to `datetime`.
+        to_datetime : Converts various types of data to datetime.
+        datetime.datetime.fromtimestamp : Returns a datetime from a POSIX timestamp.
 
         Examples
         --------
+        Convert a POSIX timestamp to a `Timestamp`:
+
         >>> pd.Timestamp.fromtimestamp(1584199972)  # doctest: +SKIP
         Timestamp('2020-03-14 15:32:52')
 
-        Note that the output may change depending on your local time.
+        Note that the output may change depending on your local time and time zone:
+
+        >>> pd.Timestamp.fromtimestamp(1584199972, tz='UTC')  # doctest: +SKIP
+        Timestamp('2020-03-14 15:32:52+0000', tz='UTC')
         """,
     )
     combine = _make_error_func(
         "combine",
         """
         Timestamp.combine(date, time)
 
-        Combine date, time into datetime with same date and time fields.
+        Combine a date and time into a single Timestamp object.
+
+        This method takes a `date` object and a `time` object
+        and combines them into a single `Timestamp`
+        that has the same date and time fields.
+
+        Parameters
+        ----------
+        date : datetime.date
+            The date part of the Timestamp.
+        time : datetime.time
+            The time part of the Timestamp.
+
+        Returns
+        -------
+        Timestamp
+            A new `Timestamp` object representing the combined date and time.
+
+        See Also
+        --------
+        Timestamp : Represents a single timestamp, similar to `datetime`.
+        to_datetime : Converts various types of data to datetime.
 
         Examples
         --------
@@ -962,21 +1084,43 @@ class NaTType(_NaT):
         """
         Construct a timestamp from a a proleptic Gregorian ordinal.
 
+        This method creates a `Timestamp` object corresponding to the given
+        proleptic Gregorian ordinal, which is a count of days from January 1,
+        0001 (using the proleptic Gregorian calendar). The time part of the
+        `Timestamp` is set to midnight (00:00:00) by default.
+
         Parameters
         ----------
         ordinal : int
             Date corresponding to a proleptic Gregorian ordinal.
         tz : str, zoneinfo.ZoneInfo, pytz.timezone, dateutil.tz.tzfile or None
             Time zone for the Timestamp.
 
+        Returns
+        -------
+        Timestamp
+            A `Timestamp` object representing the specified ordinal date.
+
+        See Also
+        --------
+        Timestamp : Represents a single timestamp, similar to `datetime`.
+        to_datetime : Converts various types of data to datetime.
+
         Notes
         -----
         By definition there cannot be any tz info on the ordinal itself.
 
         Examples
         --------
+        Convert an ordinal to a `Timestamp`:
+
         >>> pd.Timestamp.fromordinal(737425)
         Timestamp('2020-01-01 00:00:00')
+
+        Create a `Timestamp` from an ordinal with timezone information:
+
+        >>> pd.Timestamp.fromordinal(737425, tz='UTC')
+        Timestamp('2020-01-01 00:00:00+0000', tz='UTC')
         """,
     )
 
@@ -1068,6 +1212,12 @@ class NaTType(_NaT):
         tz : str or timezone object, default None
             Timezone to localize to.
 
+        See Also
+        --------
+        datetime.datetime.today : Returns the current local date.
+        Timestamp.now : Returns current time with optional timezone.
+        Timestamp : A class representing a specific timestamp.
+
         Examples
         --------
         >>> pd.Timestamp.today()    # doctest: +SKIP
@@ -1518,22 +1668,48 @@ default 'raise'
         """
         Implements datetime.replace, handles nanoseconds.
 
+        This method creates a new `Timestamp` object by replacing the specified
+        fields with new values. The new `Timestamp` retains the original fields
+        that are not explicitly replaced. This method handles nanoseconds, and
+        the `tzinfo` parameter allows for timezone replacement without conversion.
+
         Parameters
         ----------
         year : int, optional
+            The year to replace. If `None`, the year is not changed.
         month : int, optional
+            The month to replace. If `None`, the month is not changed.
         day : int, optional
+            The day to replace. If `None`, the day is not changed.
         hour : int, optional
+            The hour to replace. If `None`, the hour is not changed.
         minute : int, optional
+            The minute to replace. If `None`, the minute is not changed.
         second : int, optional
+            The second to replace. If `None`, the second is not changed.
         microsecond : int, optional
+            The microsecond to replace. If `None`, the microsecond is not changed.
         nanosecond : int, optional
+            The nanosecond to replace. If `None`, the nanosecond is not changed.
         tzinfo : tz-convertible, optional
+            The timezone information to replace. If `None`, the timezone is not changed.
         fold : int, optional
+            The fold information to replace. If `None`, the fold is not changed.
 
         Returns
         -------
-        Timestamp with fields replaced
+        Timestamp
+            A new `Timestamp` object with the specified fields replaced.
+
+        See Also
+        --------
+        Timestamp : Represents a single timestamp, similar to `datetime`.
+        to_datetime : Converts various types of data to datetime.
+
+        Notes
+        -----
+        The `replace` method does not perform timezone conversions. If you need
+        to convert the timezone, use the `tz_convert` method instead.
 
         Examples
         --------