webmap-download-mrr: Don't print request count on empty layers.

We always exit after a single WMS request if the layer has no SVG paths.
Don't print the request count in that case.

1 files changed, 5 insertions, 3 deletions

diff --git a/webmap-download-mrr.py b/webmap-download-mrr.py
index db3fda7..2c9d3b0 100644
--- a/webmap-download-mrr.py
+++ b/webmap-download-mrr.py
@@ -56,11 +56,12 @@ class WMS:
         self.version = version
 
     def __del__(self):
-        if self.req_count is not None and self.url is not None:
-            self.print_req_count()
+        self.print_req_count()
 
     def print_req_count(self, elapsed=None):
-        if elapsed is None:
+        if self.req_count is None or self.url is None:
+            return
+        elif elapsed is None:
             logging.info('%d WMS requests sent to %s', self.req_count, self.url)
         else:
             logging.info('%d WMS requests (%.2f req/s) sent to %s', self.req_count,
@@ -354,6 +355,7 @@ class WMS:
             probes.append( (poly0.MakeValid(), probe_count) )
 
         if len(probes) == 0:
+            self.req_count = None # don't print request count
             return {}, crs
 
         features = {}