Fixed an issue with custom types on Python 3.

2 files changed, 2 insertions, 1 deletions

diff --git a/CHANGES b/CHANGES
index b2f98a8..93f64f9 100644
--- a/CHANGES
+++ b/CHANGES
@@ -15,6 +15,7 @@ Version 2.1
   characters wide instead of 79
 - use colorama win32 bindings if available to get the correct
   dimensions of a windows terminal.
+- fixed an issue with custom function types on Python 3.
 
 Version 2.0
 -----------
diff --git a/click/types.py b/click/types.py
index 92983b5..91d136a 100644
--- a/click/types.py
+++ b/click/types.py
@@ -78,7 +78,7 @@ class FuncParamType(ParamType):
             return self.func(value)
         except ValueError:
             try:
-                value = unicode(value)
+                value = text_type(value)
             except UnicodeError:
                 value = str(value).decode('utf-8', 'replace')
             self.fail(value, param, ctx)