Merge pull request #6 from dstansby/latest-product

Fix client to only return latest product

README.rst

@@ -25,7 +25,7 @@ PyPI using:
 .. code-block:: bash
 
    pip install sunpy-soar
-   
+
 or conda using
 
 .. code-block:: bash
@@ -70,3 +70,12 @@ Other search attributes can be used too; sunpy-soar recognises the following:
 - ``sunpy.net.attrs.Instrument``
 - ``sunpy.net.attrs.Level``
 - ``sunpy_soar.attrs.Identifier``
+
+
+Changelog
+---------
+1.1
+~~~
+- Fixed download of data where multiple versions of the requested file are
+  available. Only the most recent version will be downloaded.
+- Added some log messages to the sunpy logger at DEBUG level

sunpy_soar/client.py

@@ -2,6 +2,7 @@
 
 import astropy.table
 
+from sunpy import log
 import sunpy.net.attrs as a
 from sunpy.net.attr import and_
 from sunpy.net.base_client import BaseClient, QueryResponseTable
@@ -55,6 +56,7 @@ def _do_search(query):
         request_str = '&'.join(request_str)
 
         url = base_url + request_str
+        log.debug(f'Getting request from URL: {url}')
         # Get request info
         r = requests.get(url)
         r.raise_for_status()
@@ -82,12 +84,13 @@ def _do_search(query):
 
     def fetch(self, query_results, *, path, downloader, **kwargs):
         base_url = ('http://soar.esac.esa.int/soar-sl-tap/data?'
-                    f'retrieval_type=PRODUCT&product_type=SCIENCE&'
+                    f'retrieval_type=LAST_PRODUCT&product_type=SCIENCE&'
                     'data_item_id=')
 
         for row in query_results:
             url = base_url + row['Data item ID']
             filepath = str(path).format(file=row['Filename'])
+            log.debug(f'Queing URL: {url}')
             downloader.enqueue_file(url, filename=filepath)
 
     @classmethod