ImageHash: gain a name property

Instead of retroactively attaching a name to an ImageHash, autogenerate
it via a property. Doing so also simplifies static type checking.

1 files changed, 2 insertions, 8 deletions

diff --git a/importpkg.py b/importpkg.py
index 4693401..6988c1d 100755
--- a/importpkg.py
+++ b/importpkg.py
@@ -31,16 +31,10 @@ def gziphash():
     return HashBlacklistContent(hashobj, boring_content)
 
 def pnghash():
-    hashobj = PNGHash(hashlib.sha512())
-    hashobj = SuppressingHash(hashobj, (ValueError,))
-    hashobj.name = "png_sha512"
-    return hashobj
+    return SuppressingHash(PNGHash(hashlib.sha512()), (ValueError,))
 
 def gifhash():
-    hashobj = GIFHash(hashlib.sha512())
-    hashobj = SuppressingHash(hashobj, (ValueError,))
-    hashobj.name = "gif_sha512"
-    return hashobj
+    return SuppressingHash(GIFHash(hashlib.sha512()), (ValueError,))
 
 class ProcessingFinished(Exception):
     pass