From 520560926a30d7fa490b5929bbcf5f14ac5ee705 Mon Sep 17 00:00:00 2001
From: robotis <jtm@robot.is>
Date: Sat, 5 May 2012 17:20:03 +0000
Subject: [PATCH] Comments

---
 lesscpy/plib/deferred.py   | 4 ++++
 lesscpy/plib/identifier.py | 8 ++++++--
 lesscpy/plib/property.py   | 4 +++-
 lesscpy/plib/variable.py   | 4 ++++
 4 files changed, 17 insertions(+), 3 deletions(-)

diff --git a/lesscpy/plib/deferred.py b/lesscpy/plib/deferred.py
index 1c6f256..e9f6191 100644
--- a/lesscpy/plib/deferred.py
+++ b/lesscpy/plib/deferred.py
@@ -70,6 +70,10 @@ class Deferred(Node):
         return res
     
     def copy(self):
+        """ Returns self (used when Block objects are copyd)
+        returns:
+            self
+        """
         return self
     
     
diff --git a/lesscpy/plib/identifier.py b/lesscpy/plib/identifier.py
index 70a9211..9affe5a 100644
--- a/lesscpy/plib/identifier.py
+++ b/lesscpy/plib/identifier.py
@@ -108,9 +108,13 @@ class Identifier(Node):
         return '%'.join('%'.join(p) for p in self.parsed).strip().strip('%')
     
     def copy(self):
+        """ Return copy of self
+        Returns:
+            Identifier object
         """
-        """
-        tokens = [t for t in self.tokens] if type(self.tokens) is list else self.tokens
+        tokens = ([t for t in self.tokens] 
+                  if type(self.tokens) is list 
+                  else self.tokens)
         return Identifier(tokens, 0)
         
     
diff --git a/lesscpy/plib/property.py b/lesscpy/plib/property.py
index 4e16a8b..8370010 100644
--- a/lesscpy/plib/property.py
+++ b/lesscpy/plib/property.py
@@ -86,7 +86,9 @@ class Property(Node):
         return f % fills
     
     def copy(self):
-        """
+        """ Return a full copy of self
+        Returns:
+            Property object
         """
         return Property([t for t in self.tokens], 0)
         new.property = self.property
diff --git a/lesscpy/plib/variable.py b/lesscpy/plib/variable.py
index 3785202..92b7605 100644
--- a/lesscpy/plib/variable.py
+++ b/lesscpy/plib/variable.py
@@ -27,6 +27,10 @@ class Variable(Node):
         scope.add_variable(self)
         
     def copy(self):
+        """ Return a copy of self
+        Returns:
+            Variable object
+        """
         return Variable([t for t in self.tokens])
     
     def fmt(self, fills):