From c089679fac1e91755d1a5640b8e95ae12c1c4b92 Mon Sep 17 00:00:00 2001
From: Simon Sapin <simon.sapin@exyr.org>
Date: Wed, 28 Nov 2012 15:15:34 +0100
Subject: [PATCH 1/2] Make value formatting fully configurable (through a
 lambda).

---
 pygal/config.py     | 4 ++++
 pygal/graph/base.py | 2 +-
 2 files changed, 5 insertions(+), 1 deletion(-)

diff --git a/pygal/config.py b/pygal/config.py
index 17e127c..38fca08 100644
--- a/pygal/config.py
+++ b/pygal/config.py
@@ -154,6 +154,10 @@ class Config(object):
         False, bool, "Value", "Display values in human readable format",
         "(ie: 12.4M)")
 
+    value_format = Key(
+        None, type(lambda: 1), "Value",
+        "A function to convert numeric value to strings")
+
     logarithmic = Key(
         False, bool, "Value", "Display values in logarithmic scale")
 
diff --git a/pygal/graph/base.py b/pygal/graph/base.py
index 547e96f..0516516 100644
--- a/pygal/graph/base.py
+++ b/pygal/graph/base.py
@@ -80,7 +80,7 @@ class BaseGraph(object):
     @property
     def _format(self):
         """Return the value formatter for this graph"""
-        return humanize if self.human_readable else str
+        return self.value_format or (humanize if self.human_readable else str)
 
     def _compute(self):
         """Initial computations to draw the graph"""

From 46508dad6569b1bc7743006f4980a7940d9e01b9 Mon Sep 17 00:00:00 2001
From: Simon Sapin <simon.sapin@exyr.org>
Date: Wed, 28 Nov 2012 15:18:43 +0100
Subject: [PATCH 2/2] Rename Config.value_format to value_formatter

---
 pygal/config.py     | 2 +-
 pygal/graph/base.py | 3 ++-
 2 files changed, 3 insertions(+), 2 deletions(-)

diff --git a/pygal/config.py b/pygal/config.py
index 38fca08..8521cda 100644
--- a/pygal/config.py
+++ b/pygal/config.py
@@ -154,7 +154,7 @@ class Config(object):
         False, bool, "Value", "Display values in human readable format",
         "(ie: 12.4M)")
 
-    value_format = Key(
+    value_formatter = Key(
         None, type(lambda: 1), "Value",
         "A function to convert numeric value to strings")
 
diff --git a/pygal/graph/base.py b/pygal/graph/base.py
index 0516516..0835ef6 100644
--- a/pygal/graph/base.py
+++ b/pygal/graph/base.py
@@ -80,7 +80,8 @@ class BaseGraph(object):
     @property
     def _format(self):
         """Return the value formatter for this graph"""
-        return self.value_format or (humanize if self.human_readable else str)
+        return self.value_formatter or (
+            humanize if self.human_readable else str)
 
     def _compute(self):
         """Initial computations to draw the graph"""