1 files changed, 11 insertions, 1 deletions
diff --git a/sample.dat b/sample.dat
index 335083d8..69379382 100644
--- a/sample.dat
+++ b/sample.dat
@@ -1,3 +1,14 @@
+;; If Python support is enabled, then the following code may be
+;; uncomment to demonstrate a rather useless example.
+
+; !python
+; from ledger import *
+; def foo(d, val):
+;     return val + d.xact.amount
+; !end
+; 
+; --value-expr 'foo'{$100}
+
 2004/05/01 Checking balance
   Assets:Checking               $500.00
   Equity:Opening Balances
@@ -9,4 +20,3 @@
 2004/05/29 Restaurant
   Expenses:Food                  $50.00
   Liabilities:MasterCard
-