small fixes as suggested by mkelley, and trying to fix docs

Author: emolter

astroquery/solarsystem/pds/core.py

@@ -43,7 +43,7 @@ def __str__(self):
         Examples
         --------
         >>> from astroquery.solarsystem.pds import RingNode
-        >>> nodeobj = RingNode()
+        >>> nodeobj = RingNode
         >>> print(nodeobj)  # doctest: +SKIP
         PDSRingNode instance
         """
@@ -68,7 +68,7 @@ def ephemeris_async(
         ----------
         self : `~RingNodeClass` instance
         planet : str, required. one of Mars, Jupiter, Saturn, Uranus, Neptune, or Pluto
-        obs_time : `~astropy.Time` object, or str in format YYYY-MM-DD hh:mm, optional.
+        obs_time : `~astropy.time.Time` object, or str in format YYYY-MM-DD hh:mm, optional.
                 If str is provided then UTC is assumed.
                 If no obs_time is provided, the current time is used.
         location : array-like, or `~astropy.coordinates.EarthLocation`, optional
@@ -99,7 +99,7 @@ def ephemeris_async(
         Examples
         --------
         >>> from astroquery.solarsystem.pds import RingNode
-        >>> systemtable, bodytable, ringtable = RingNode().ephemeris(planet='Uranus',
+        >>> systemtable, bodytable, ringtable = RingNode.ephemeris(planet='Uranus',
         ...                 obs_time='2024-05-08 22:39',
         ...                 location = (-23.029 * u.deg, -67.755 * u.deg, 5000 * u.m))  # doctest: +SKIP
         >>> print(ringtable)  # doctest: +SKIP

astroquery/solarsystem/pds/tests/test_ringnode.py

@@ -44,7 +44,7 @@ def patch_request(request):
 
 def test_ephemeris_query_Uranus(patch_request):
 
-    systemtable, bodytable, ringtable = pds.RingNode().ephemeris(
+    systemtable, bodytable, ringtable = pds.RingNode.ephemeris(
         planet="Uranus",
         obs_time="2022-05-03 00:00",
         location=(10.0 * u.deg, -120.355 * u.deg, 1000 * u.m),
@@ -118,7 +118,7 @@ def test_ephemeris_query_Uranus(patch_request):
 
 def test_ephemeris_query_Pluto(patch_request):
 
-    systemtable, bodytable, ringtable = pds.RingNode().ephemeris(
+    systemtable, bodytable, ringtable = pds.RingNode.ephemeris(
         planet="Pluto",
         obs_time="2021-10-07 07:25",
     )
@@ -190,7 +190,7 @@ def test_ephemeris_query_Pluto(patch_request):
 
 
 def test_ephemeris_query_payload():
-    res = pds.RingNode().ephemeris(
+    res = pds.RingNode.ephemeris(
         planet="Neptune",
         obs_time="2022-05-03 00:00",
         neptune_arcmodel=1,
@@ -252,20 +252,20 @@ def test_ephemeris_query_payload():
 def test_bad_query_exception_throw():
 
     with pytest.raises(ValueError):
-        pds.RingNode().ephemeris(planet="Mercury", obs_time="2022-05-03 00:00")
+        pds.RingNode.ephemeris(planet="Mercury", obs_time="2022-05-03 00:00")
 
     with pytest.raises(ValueError):
-        pds.RingNode().ephemeris(planet="Uranus", obs_time="2022-13-03 00:00")
+        pds.RingNode.ephemeris(planet="Uranus", obs_time="2022-13-03 00:00")
 
     with pytest.raises(ValueError):
-        pds.RingNode().ephemeris(
+        pds.RingNode.ephemeris(
             planet="Neptune",
             obs_time="2022-05-03 00:00",
             location=(10.0 * u.deg, -120.355 * u.deg),
         )
 
     with pytest.raises(ValueError):
-        pds.RingNode().ephemeris(
+        pds.RingNode.ephemeris(
             planet="Neptune",
             obs_time="2022-05-03 00:00",
             location=(10.0 * u.deg, -120.355 * u.deg, 1000 * u.m),

astroquery/solarsystem/pds/tests/test_ringnode_remote.py

@@ -18,7 +18,7 @@
 class TestRingNodeClass:
     def test_ephemeris_query(self):
 
-        systemtable, bodytable, ringtable = pds.RingNode().ephemeris(
+        systemtable, bodytable, ringtable = pds.RingNode.ephemeris(
             planet="Uranus",
             obs_time="2022-05-03 00:00",
             location=(10.0 * u.deg, -120.355 * u.deg, 1000 * u.m),