Add some test code to dump contents of the cache

ddportfolioservice/model/keyfinder.py

@@ -26,6 +26,7 @@ given keyring.
 """
 import logging
 import time
+import sys
 
 db = None
 cachetimestamp = 0
@@ -84,3 +85,25 @@ def getLoginByFingerprint(fpr):
     Gets the login associated with the given fingerprint if available.
     """
     return _get_cached('login:fpr:%s' % fpr)
+
+def _dump_cache():
+    cache = _get_keyring_cache()
+    fprs = []
+    for key in cache.keys():
+        if key.startswith('email:fpr:'):
+            fpr = key.replace('email:fpr:', '')
+            if not fpr in fprs:
+                fprs.append(fpr)
+        
+    for fpr in fprs:
+        login = getLoginByFingerprint(fpr)
+        email = _get_cached('email:fpr:%s' % fpr)
+        name = _get_cached('name:fpr:%s' % fpr)
+        
+        print fpr, login, ':'
+        print '   ', name, email
+        
+        
+if __name__ == '__main__':
+    logging.basicConfig(stream=sys.stderr, level=logging.WARNING)
+    _dump_cache()