Switch from pystache to chevron as the dep to render mustache templates

Signed-off-by: Ivan Kanakarakis <[email protected]>

Author: c00kiemon5ter

setup.py

@@ -23,7 +23,7 @@
         "gunicorn",
         "Werkzeug",
         "click",
-        "pystache",
+        "chevron",
         "cookies-samesite-compat",
     ],
     extras_require={

src/satosa/micro_services/attribute_generation.py

@@ -1,5 +1,5 @@
 import re
-import pystache
+from chevron import render as render_mustache
 
 from .base import ResponseMicroService
 from ..util import get_dict_defaults
@@ -136,7 +136,7 @@ def _synthesize(self, attributes, requester, provider):
         for attr_name, fmt in recipes.items():
             syn_attributes[attr_name] = [
                 value
-                for token in re.split("[;\n]+", pystache.render(fmt, context))
+                for token in re.split("[;\n]+", render_mustache(fmt, context))
                 for value in [token.strip().strip(';')]
                 if value
             ]