get_obs_products method supports product_type parameter as string or list

CHANGES.rst

@@ -8,6 +8,11 @@ New Tools and Services
 Service fixes and enhancements
 ------------------------------
 
+esa.jwst
+^^^^^^^^
+
+- get_obs_products method supports product_type parameter as string or list [#2995]
+
 mpc
 ^^^
 

astroquery/esa/jwst/core.py

@@ -965,10 +965,11 @@ def get_obs_products(self, *, observation_id=None, cal_level="ALL",
             composite products based on level 2 products). To request upper
             levels, please use get_related_observations functions first.
             Possible values: 'ALL', 3, 2, 1, -1
-        product_type : str, optional, default None
-            List only products of the given type. If None, all products are \
-            listed. Possible values: 'thumbnail', 'preview', 'auxiliary', \
-            'science'.
+        product_type : str or list, optional, default None
+            List only products of the given type. If None, empty or an element
+            of the list is empty, all products are listed.
+            Possible values: 'thumbnail', 'preview', 'auxiliary',
+            'science', 'info', ['science', 'preview']...
         output_file : str, optional
             Output file. If no value is provided, a temporary one is created.
 
@@ -978,6 +979,8 @@ def get_obs_products(self, *, observation_id=None, cal_level="ALL",
             Returns the local path where the product(s) are saved.
         """
 
+        if (type(product_type) is list and '' in product_type) or not product_type:
+            product_type = None
         if observation_id is None:
             raise ValueError(self.REQUESTED_OBSERVATION_ID)
         plane_ids, max_cal_level = self._get_plane_id(observation_id=observation_id)
@@ -994,10 +997,16 @@ def get_obs_products(self, *, observation_id=None, cal_level="ALL",
                                                 max_cal_level=max_cal_level,
                                                 is_url=True)
         params_dict['planeid'] = plane_ids
+
+        if type(product_type) is list:
+            tap_product_type = ",".join(str(elem) for elem in product_type)
+        else:
+            tap_product_type = product_type
+
         self.__set_additional_parameters(param_dict=params_dict,
                                          cal_level=cal_level,
                                          max_cal_level=max_cal_level,
-                                         product_type=product_type)
+                                         product_type=tap_product_type)
         output_file_full_path, output_dir = self.__set_dirs(output_file=output_file,
                                                             observation_id=observation_id)
         # Get file name only

docs/esa/jwst/jwst.rst

@@ -275,14 +275,24 @@ To download a data product
   >>> output_file = Jwst.get_product(artifact_id='6ab73824-6587-4bca-84a8-eb48ac7251be')  # doctest: +SKIP
   >>> output_file = Jwst.get_product(file_name='jw01166091001_02102_00002_nrca3_cal.fits')  # doctest: +SKIP
 
+
 To download products by observation identifier, it is possible to use the get_obs_products function, with the same parameters
-than get_product_list.
+than get_product_list, it also supports product_type parameter as string or list. product_type as string:
 
 .. doctest-remote-data::
 
   >>> from astroquery.esa.jwst import Jwst
   >>> observation_id = 'jw01122001001_0210r_00001_nrs2'
-  >>> results = Jwst.get_obs_products(observation_id=observation_id, cal_level=2, product_type='science')  # doctest: +SKIP
+  >>> results = Jwst.get_obs_products(observation_id=observation_id, cal_level=2, product_type='science')
+
+
+Here product_type as list:
+
+.. doctest-remote-data::
+
+  >>> from astroquery.esa.jwst import Jwst
+  >>> observation_id = 'jw01122001001_0210r_00001_nrs2'
+  >>> results = Jwst.get_obs_products(observation_id=observation_id, cal_level=2, product_type=['science', 'preview'])
 
 A temporary directory is created with the files and a list of the them is provided.