Fix Python 3.5 syntax errorv0.2.1

2 files changed, 3 insertions, 3 deletions

diff --git a/setup.py b/setup.py
index 58754fe..5f45e45 100644
--- a/setup.py
+++ b/setup.py
@@ -9,7 +9,7 @@ setup(
     name='viewstate',
     author='Yuval Adam',
     author_email='_@yuv.al',
-    version='0.2.0',
+    version='0.2.1',
     description='.NET viewstate decoder',
     long_description=long_description,
     url='https://github.com/yuvadm/viewstate',
diff --git a/viewstate/parse.py b/viewstate/parse.py
index 44f99ae..6eee3fa 100644
--- a/viewstate/parse.py
+++ b/viewstate/parse.py
@@ -93,7 +93,7 @@ def parse_type(b):
     elif b[0] == 0x2b:
         return parse_int(b[1:])
     else:
-        raise ViewStateException(f'Unknown type flag at {len(b)} bytes {b[:20]}')
+        raise ViewStateException('Unknown type flag at {} bytes {}'.format(len(b), b[:20]))
 
 def parse_typed_array(b):
     typeval, remain = parse_type(b)
@@ -133,6 +133,6 @@ def parse(b):
     elif b[0] == 0x3c:
         return parse_sparse_array(b[1:])
     else:
-        raise ViewStateException(f'Unable to parse remainder of {len(b)} bytes {b[:20]}')
+        raise ViewStateException('Unable to parse remainder of {} bytes {}'.format(len(b), b[:20]))
         return b, bytes()