Upload collect.py

collect.py

@@ -0,0 +1,62 @@
+#!/usr/bin/env python3
+
+import traceback
+import time
+import sys
+import sickle
+from lxml import etree
+
+# monkey patch sickle.response to handle large XML responses
+# by enabling the huge_tree option (aka XML_PARSE_HUGE)
+
+sickle.response.XMLParser = etree.XMLParser(remove_blank_text=True,
+                                            recover=True,
+                                            resolve_entities=False,
+                                            huge_tree=True)
+
+headers = {
+    'User-Agent': 'Annif-Finna-collect'
+}
+
+sickle = sickle.Sickle('https://api.finna.fi/OAI/Server', headers=headers)
+
+if len(sys.argv) > 1:
+    current_token = sys.argv[1]
+else:
+    current_token = None
+
+while True:
+    params = { 	'metadataPrefix': 'oai_vufind_json',
+                'set': 'non_dedup',
+                'timeout': 30 }
+
+    if current_token is not None:
+        params['resumptionToken'] = current_token
+
+    try:
+        print("Performing call with params {}".format(params), file=sys.stderr)
+        records = sickle.ListRecords(**params)
+
+        for idx, rec in enumerate(records):
+            if records.resumption_token:
+                token = records.resumption_token.token
+                if token != current_token:
+                    print("Resumption token: {} expires: {}".format(token, records.resumption_token.expiration_date), file=sys.stderr)
+                    current_token = token
+            else:
+                print("No resumption token in response", file=sys.stderr)
+                print(records.oai_response.raw, file=sys.stderr)
+                current_token = None
+            if 'metadata' in rec.metadata and len(rec.metadata['metadata']) > 0:
+                json_data = rec.metadata['metadata'][0]
+                print(json_data)
+        
+        if current_token is None:
+            # all records received, no token - we have probably reached the end
+            print("No further records, all done.", file=sys.stderr)
+            break
+
+    except Exception as e:
+        print(traceback.format_exc(), file=sys.stderr)
+        print("Waiting for 10 seconds before retrying...", file=sys.stderr)
+        time.sleep(10)