human format download speed

csppfetch/__init__.py

@@ -144,6 +144,10 @@ class DownloadStatistics:
     def report(self):
         self.finish()
         speed = self.downloaded_size/(self.total_time().total_seconds())
+        if speed < 100:
+            speed_str = "{speed} B"
+        else:
+            speed_str = human_bytes(speed)
         ret = [
             f"Downloaded {self.downloaded_files} files "
                 f"totalling {human_bytes(self.downloaded_size)}.",
@@ -152,7 +156,7 @@ class DownloadStatistics:
             f"Deleted {self.deleted_files} files, "
                 f"freeing {human_bytes(self.deleted_size)} of space.",
             f"Took {self.total_time()}.",
-            f"Average download speed of {speed:,.0f} bytes per second.",
+            f"Average download speed of {speed_str}/second.",
         ]
         return ret