get_obs_products method supports product_type parameter as string or list

CHANGES.rst

@@ -30,6 +30,11 @@ gama
 
 - Change URL to https and thus making the module functional again. [#3056]
 
+esa.jwst
+^^^^^^^^
+
+- get_obs_products method supports product_type parameter as string or list [#2995]
+
 mpc
 ^^^
 

astroquery/esa/jwst/core.py

@@ -968,10 +968,11 @@ 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
+            If the string or at least one element of the list is empty, the value is replaced by None.
+            With None, all products will be downloaded.
+            Possible string values: 'thumbnail', 'preview', 'auxiliary', 'science' or 'info'.
+            Posible list values: any combination of string values.
         output_file : str, optional
             Output file. If no value is provided, a temporary one is created.
 
@@ -981,6 +982,8 @@ def get_obs_products(self, *, observation_id=None, cal_level="ALL",
             Returns the local path where the product(s) are saved.
         """
 
+        if (isinstance(product_type, 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)
@@ -997,10 +1000,16 @@ 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

astroquery/esa/jwst/tests/test_jwsttap.py

@@ -733,6 +733,37 @@ def test_get_obs_products(self):
         finally:
             shutil.rmtree(output_file_full_path_dir)
 
+        # Test product_type paramater with a list
+        output_file_full_path_dir = os.getcwd() + os.sep + "temp_test_jwsttap_get_obs_products_1"
+        try:
+            os.makedirs(output_file_full_path_dir, exist_ok=True)
+        except OSError as err:
+            print(f"Creation of the directory {output_file_full_path_dir} failed: {err.strerror}")
+            raise err
+
+        file = data_path('single_product_retrieval.tar')
+        output_file_full_path = output_file_full_path_dir + os.sep + os.path.basename(file)
+        shutil.copy(file, output_file_full_path)
+        parameters['output_file'] = output_file_full_path
+
+        expected_files = []
+        extracted_file_1 = output_file_full_path_dir + os.sep + 'single_product_retrieval_1.fits'
+        expected_files.append(extracted_file_1)
+        product_type_as_list = ['science', 'info']
+        try:
+            files_returned = (jwst.get_obs_products(
+                              observation_id=observation_id,
+                              cal_level='ALL',
+                              product_type=product_type_as_list,
+                              output_file=output_file_full_path))
+            parameters['params_dict']['product_type'] = 'science,info'
+            dummyTapHandler.check_call('load_data', parameters)
+            self.__check_extracted_files(files_expected=expected_files,
+                                         files_returned=files_returned)
+        finally:
+            shutil.rmtree(output_file_full_path_dir)
+            del parameters['params_dict']['product_type']
+
         # Test single file
         output_file_full_path_dir = os.getcwd() + os.sep +\
             "temp_test_jwsttap_get_obs_products_2"

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.