Merge pull request #445 from bsipocz/docs_add_request_version

Added required version of requests to the docs of the eso module

Author: keflavich

docs/eso/eso.rst

@@ -26,6 +26,7 @@ The following packages are required for the use of this module:
 
 * keyring
 * lxml
+* requests >= 2.4.0
 
 
 Authentication with ESO User Portal
@@ -120,39 +121,39 @@ Inspecting available query options
 
 Once an instrument is chosen, ``midi`` in our case, the query options for that instrument can be
 inspected by setting the ``help=True`` keyword of the :meth:`~astroquery.eso.EsoClass.query_instrument`
-method. 
+method.
 
 .. code-block:: python
 
     >>> eso.query_instrument('midi', help=True)
     List of the column_filters parameters accepted by the amber instrument query.
     The presence of a column in the result table can be controlled if prefixed with a [ ] checkbox.
     The default columns in the result table are shown as already ticked: [x].
-    
+
     Target Information
     ------------------
-        target: 
+        target:
         resolver: simbad (SIMBAD name), ned (NED name), none (OBJECT as specified by the observer)
         coord_sys: eq (Equatorial (FK5)), gal (Galactic)
-        coord1: 
-        coord2: 
-        box: 
+        coord1:
+        coord2:
+        box:
         format: sexagesimal (Sexagesimal), decimal (Decimal)
-    [x] wdb_input_file: 
-    
+    [x] wdb_input_file:
+
     Observation  and proposal parameters
     ------------------------------------
-    [ ] night: 
-        stime: 
+    [ ] night:
+        stime:
         starttime: 01 (01 hrs [UT]), 02 (02 hrs [UT]), 03 (03 hrs [UT]), 04 (04 hrs [UT]), 05 (05 hrs [UT]), 06 (06 hrs [UT]), 07 (07 hrs [UT]), 08 (08 hrs [UT]), 09 (09 hrs [UT]), 10 (10 hrs [UT]), 11 (11 hrs [UT]), 12 (12 hrs [UT]), 13 (13 hrs [UT]), 14 (14 hrs [UT]), 15 (15 hrs [UT]), 16 (16 hrs [UT]), 17 (17 hrs [UT]), 18 (18 hrs [UT]), 19 (19 hrs [UT]), 20 (20 hrs [UT]), 21 (21 hrs [UT]), 22 (22 hrs [UT]), 23 (23 hrs [UT]), 24 (24 hrs [UT])
-        etime: 
+        etime:
         endtime: 01 (01 hrs [UT]), 02 (02 hrs [UT]), 03 (03 hrs [UT]), 04 (04 hrs [UT]), 05 (05 hrs [UT]), 06 (06 hrs [UT]), 07 (07 hrs [UT]), 08 (08 hrs [UT]), 09 (09 hrs [UT]), 10 (10 hrs [UT]), 11 (11 hrs [UT]), 12 (12 hrs [UT]), 13 (13 hrs [UT]), 14 (14 hrs [UT]), 15 (15 hrs [UT]), 16 (16 hrs [UT]), 17 (17 hrs [UT]), 18 (18 hrs [UT]), 19 (19 hrs [UT]), 20 (20 hrs [UT]), 21 (21 hrs [UT]), 22 (22 hrs [UT]), 23 (23 hrs [UT]), 24 (24 hrs [UT])
-    [x] prog_id: 
+    [x] prog_id:
     [ ] prog_type: % (Any), 0 (Normal), 1 (GTO), 2 (DDT), 3 (ToO), 4 (Large), 5 (Short), 6 (Calibration)
     [ ] obs_mode: % (All modes), s (Service), v (Visitor)
-    [ ] pi_coi: 
+    [ ] pi_coi:
         pi_coi_name: PI_only (as PI only), none (as PI or CoI)
-    [ ] prog_title: 
+    [ ] prog_title:
 
 Only the first two sections, of the parameters accepted by the ``midi`` instrument query,
 are shown in the example above: ``Target Information`` and ``Observation and proposal parameters``.
@@ -239,7 +240,7 @@ This method is detailed in the example below, continuing with the previously obt
 
     >>> table_headers = eso.get_headers(table['DP.ID'])
     >>> table_headers.pprint()
-                 ARCFILE              BITPIX ...   TELESCOP     UTC  
+                 ARCFILE              BITPIX ...   TELESCOP     UTC
     --------------------------------- ------ ... ------------ -------
     MIDI.2007-02-07T07:01:51.000.fits     16 ... ESO-VLTI-U23 25300.5
     MIDI.2007-02-07T07:02:49.000.fits     16 ... ESO-VLTI-U23 25358.5