update elements and fix some bugs

lib/src/prism/tests/languages/python/operator_feature.test

Index: lib/src/prism/tests/languages/python/operator_feature.test
diff --git a/lib/src/prism/tests/languages/python/operator_feature.test b/lib/src/prism/tests/languages/python/operator_feature.test
new file mode 100644
index 0000000000000000000000000000000000000000..8d1f01743d8435bf79ffe5ec16343754a3426662
--- /dev/null
+++ b/lib/src/prism/tests/languages/python/operator_feature.test
@@ -0,0 +1,31 @@
++ +=
+- -=
+* ** *= **=
+/ /= // //=
+% %=
+< <= <> <<
+> >= >>
+= ==
+!=
+& | ^ ~
+or and not
+
+----------------------------------------------------
+
+[
+	["operator", "+"], ["operator", "+="],
+	["operator", "-"], ["operator", "-="],
+	["operator", "*"], ["operator", "**"], ["operator", "*="], ["operator", "**="],
+	["operator", "/"], ["operator", "/="], ["operator", "//"], ["operator", "//="],
+	["operator", "%"], ["operator", "%="],
+	["operator", "<"], ["operator", "<="], ["operator", "<>"], ["operator", "<<"],
+	["operator", ">"], ["operator", ">="], ["operator", ">>"],
+	["operator", "="], ["operator", "=="],
+	["operator", "!="],
+	["operator", "&"], ["operator", "|"], ["operator", "^"], ["operator", "~"],
+	["operator", "or"], ["operator", "and"], ["operator", "not"]
+]
+
+----------------------------------------------------
+
+Checks for all operators.