From: Benoît Pin <benoit.pin@gmail.com>
Date: Thu, 14 Nov 2013 20:05:53 +0000 (+0100)
Subject: Le  « XMP packet wrapper » est optionnel. On ôte l’assertion qui la voulait coûte... 
X-Git-Url: https://scm.cri.ensmp.fr/git/Photo.git/commitdiff_plain/09e934d7c2e0f27e729899f9e06c3674a89f4703

Le  « XMP packet wrapper » est optionnel. On ôte l’assertion qui la voulait coûte que coûte.
---

diff --git a/xmp.py b/xmp.py
index 2270eeb..8738e50 100755
--- a/xmp.py
+++ b/xmp.py
@@ -72,9 +72,12 @@ class XMP(object) :
 			# tests / unwrap
 			reEncodedHeader = re.compile(self.XMP_HEADER_PATTERN.encode(self.encoding))
 			m = reEncodedHeader.match(packet)
-			assert m is not None, "No xmp header found"
-			xmp = packet[m.end():]
+			if m is None :
+				console.warn('XMP packet wrapper not found')
+				self.xmp = packet
+				return
 
+			xmp = packet[m.end():]
 			trailer = self.XMP_TRAILER[:-6].encode(self.encoding)  # TODO handle read-only mode
 			trailerPos = xmp.find(trailer)
 			assert trailerPos != -1, "No xmp trailer found"