dropped pkg_resources

CHANGES

@@ -19,6 +19,8 @@ Codename to be decided, release date to be announced.
   single file.
 - :func:`flask.send_file` now emits etags and has the ability to
   do conditional responses builtin.
+- (temporarily) dropped support for zipped applications.  This was a
+  rarely used feature and led to some confusing behaviour.
 
 Version 0.4
 -----------

flask/app.py

@@ -21,7 +21,7 @@
 from werkzeug.exceptions import HTTPException, InternalServerError, NotFound
 
 from flask.helpers import _PackageBoundObject, url_for, get_flashed_messages, \
-    _tojson_filter, get_pkg_resources, send_file
+    _tojson_filter, send_file
 from flask.wrappers import Request, Response
 from flask.config import ConfigAttribute, Config
 from flask.ctx import _default_template_ctx_processor, _RequestContext
@@ -319,9 +319,7 @@ def create_jinja_loader(self):
         `templates` folder.  To add other loaders it's possible to
         override this method.
         """
-        if get_pkg_resources() is None:
-            return FileSystemLoader(os.path.join(self.root_path, 'templates'))
-        return PackageLoader(self.import_name)
+        return FileSystemLoader(os.path.join(self.root_path, 'templates'))
 
     def init_jinja_globals(self):
         """Called directly after the environment was created to inject

flask/helpers.py

@@ -82,19 +82,6 @@ def get_current_user():
         indent=None if request.is_xhr else 2), mimetype='application/json')
 
 
-def get_pkg_resources():
-    """Use pkg_resource if that works, otherwise fall back to cwd.  The
-    current working directory is generally not reliable with the notable
-    exception of google appengine.
-    """
-    try:
-        import pkg_resources
-        pkg_resources.resource_stream
-    except (ImportError, AttributeError):
-        return
-    return pkg_resources
-
-
 def url_for(endpoint, **values):
     """Generates a URL to the given endpoint with the method provided.
     The endpoint is relative to the active module if modules are in use.
@@ -365,7 +352,4 @@ def open_resource(self, resource):
         :param resource: the name of the resource.  To access resources within
                          subfolders use forward slashes as separator.
         """
-        pkg_resources = get_pkg_resources()
-        if pkg_resources is None:
-            return open(os.path.join(self.root_path, resource), 'rb')
-        return pkg_resources.resource_stream(self.import_name, resource)
+        return open(os.path.join(self.root_path, resource), 'rb')