Escape: Add missing r in regexp literals ('...' => r'...') [4]

Detected by flake8, eg
 ./gbp/deb/git.py:35:6: W605 invalid escape sequence '\)'

Signed-off-by: Ian Jackson <ijackson@chiark.greenend.org.uk>

diff --git a/gbp/deb/git.py b/gbp/deb/git.py
index 20c3005918ac12fe803634ae33483203bf18f403..82723856840066bbd2fe732ceca398622a0a3af2 100644 (file)
--- a/gbp/deb/git.py
+++ b/gbp/deb/git.py
@@ -231,7 +231,7 @@ class DebianGitRepository(PkgGitRepository):
         >>> DebianGitRepository._sanitize_version("0.lock")
         '0.#lock'
         """
-        v = re.sub('\.(?=\.|$|lock$)', '.#', version)
+        v = re.sub(r'\.(?=\.|$|lock$)', '.#', version)
         return v.replace('~', '_').replace(':', '%')
 
     @staticmethod