added remote data directive

Author: tinuademargaret

docs/fermi/fermi.rst

@@ -1,5 +1,3 @@
-.. doctest-skip-all
-
 **********************************
 Fermi Queries (`astroquery.fermi`)
 **********************************
@@ -11,15 +9,16 @@ The following example illustrates a Fermi LAT query,
 centered on M 31 for the energy range 1 to 100 GeV for the first day in 2013.
 
 .. code-block:: python
+.. doctest-remote-data::
 
     >>> from astroquery import fermi
     >>> result = fermi.FermiLAT.query_object('M31', energyrange_MeV='1000, 100000',
     ...                                      obsdates='2013-01-01 00:00:00, 2013-01-02 00:00:00')
-    >>> print(result)
-    ['https://fermi.gsfc.nasa.gov/FTP/fermi/data/lat/queries/L1309041729388EB8D2B447_SC00.fits',
-     'https://fermi.gsfc.nasa.gov/FTP/fermi/data/lat/queries/L1309041729388EB8D2B447_PH00.fits']
+    >>> print(result)  # doctest: +IGNORE_OUTPUT
+    ['https://fermi.gsfc.nasa.gov/FTP/fermi/data/lat/queries/L210111120827756AAA3A88_PH00.fits', 
+    'https://fermi.gsfc.nasa.gov/FTP/fermi/data/lat/queries/L210111120827756AAA3A88_SC00.fits']
     >>> from astropy.io import fits
-    >>> sc = fits.open('https://fermi.gsfc.nasa.gov/FTP/fermi/data/lat/queries/L1309041729388EB8D2B447_SC00.fits')
+    >>> sc = fits.open('https://fermi.gsfc.nasa.gov/FTP/fermi/data/lat/queries/L210111120827756AAA3A88_SC00.fits')
 
 
 Reference/API