drop support for Python 2.x

1 files changed, 7 insertions, 12 deletions

diff --git a/wsgitools/applications.py b/wsgitools/applications.py
index df304db..9894cf8 100644
--- a/wsgitools/applications.py
+++ b/wsgitools/applications.py
@@ -2,13 +2,8 @@ import os.path
 
 __all__ = []
 
-try:
-    basestring
-except NameError:
-    basestring = str
-
 __all__.append("StaticContent")
-class StaticContent(object):
+class StaticContent:
     """
     This wsgi application provides static content on whatever request it
     receives with method GET or HEAD (content stripped). If not present, a
@@ -60,7 +55,7 @@ class StaticContent(object):
         return self.content
 
 __all__.append("StaticFile")
-class StaticFile(object):
+class StaticFile:
     """
     This wsgi application provides the content of a static file on whatever
     request it receives with method GET or HEAD (content stripped). If not
@@ -94,7 +89,7 @@ class StaticFile(object):
             if not data:
                 break
             yield data
-        if isinstance(self.filelike, basestring):
+        if isinstance(self.filelike, str):
             stream.close()
 
     def __call__(self, environ, start_response):
@@ -110,7 +105,7 @@ class StaticFile(object):
         stream = None
         size = -1
         try:
-            if isinstance(self.filelike, basestring):
+            if isinstance(self.filelike, str):
                 # raises IOError
                 stream = open(self.filelike, "rb")
                 size = os.path.getsize(self.filelike)
@@ -133,16 +128,16 @@ class StaticFile(object):
 
         start_response(self.status, headers)
         if environ["REQUEST_METHOD"].upper() == "HEAD":
-            if isinstance(self.filelike, basestring):
+            if isinstance(self.filelike, str):
                 stream.close()
             return []
 
-        if isinstance(self.filelike, basestring) and 'wsgi.file_wrapper' in environ:
+        if isinstance(self.filelike, str) and 'wsgi.file_wrapper' in environ:
             return environ['wsgi.file_wrapper'](stream, self.blocksize)
 
         if 0 <= size <= self.blocksize:
             data = stream.read(size)
-            if isinstance(self.filelike, basestring):
+            if isinstance(self.filelike, str):
                 stream.close()
             return [data]
         return self._serve_in_chunks(stream)