From fd3f0b51590a3f2f530859eff7cef629b3adcb83 Mon Sep 17 00:00:00 2001
From: Johnny Robeson <johnny@localmomentum.net>
Date: Mon, 20 Jun 2016 06:17:20 -0400
Subject: [PATCH] disable compiled functemplates if not using PY2

The AST code needs rewritten for PY3. This is tracked in
https://github.com/beetbox/beets/issues/2058
---
 beets/util/functemplate.py | 12 ++++++++----
 1 file changed, 8 insertions(+), 4 deletions(-)

diff --git a/beets/util/functemplate.py b/beets/util/functemplate.py
index 1dc704020..2b32971e2 100644
--- a/beets/util/functemplate.py
+++ b/beets/util/functemplate.py
@@ -508,7 +508,8 @@ class Template(object):
     def __init__(self, template):
         self.expr = _parse(template)
         self.original = template
-        self.compiled = self.translate()
+        if six.PY2:
+            self.compiled = self.translate()
 
     def __eq__(self, other):
         return self.original == other.original
@@ -524,9 +525,12 @@ class Template(object):
     def substitute(self, values={}, functions={}):
         """Evaluate the template given the values and functions.
         """
-        try:
-            res = self.compiled(values, functions)
-        except:  # Handle any exceptions thrown by compiled version.
+        if six.PY2:
+            try:
+                res = self.compiled(values, functions)
+            except:  # Handle any exceptions thrown by compiled version.
+                res = self.interpret(values, functions)
+        else:
             res = self.interpret(values, functions)
         return res