Skip the doc example in testing

docs/sbpy/data.rst

@@ -703,16 +703,16 @@ For using the DASTCOM5 Module, you have to first download the databse locally.
 That can be done by:
 
     >>> from sbpy.utils import dastcom5
-    >>> dastcom5.download_dastcom5()
+    >>> dastcom5.download_dastcom5()  # doctest: +SKIP
 
 After the database is downloaded, all the queries can be done easily.
 
 DASTCOM5 is a subset of Small Body Database provided by JPL, NASA.
 For querying the database, either name or record number for the object
 can be used.
 
-    >>> dastcom5.orbit_from_name('atira')
-    >>> dastcom5.orbit_from_record(900001)
+    >>> dastcom5.orbit_from_name('atira')  # doctest: +SKIP
+    >>> dastcom5.orbit_from_record(900001)  # doctest: +SKIP
 
 More information about the DASTCOM5 Database can be taken from it's README file.
 

sbpy/data/orbit.py

@@ -151,7 +151,7 @@ def from_dastcom5(cls, name):
         Examples
         --------
         >>> from sbpy.data import Orbit
-        >>> orb = Orbit.from_dastcom5('atira')
+        >>> orb = Orbit.from_dastcom5('atira')  # doctest: +SKIP
 
         """
         dastcom5_dir = os.path.join(utils.dastcom5.SBPY_LOCAL_PATH, "dastcom5")