diff --git a/shablona/__init__.py b/shablona/__init__.py
index 1c260fc..3f2c121 100644
--- a/shablona/__init__.py
+++ b/shablona/__init__.py
@@ -1,2 +1,6 @@
+#from .constants import *
+CONSTANT1 = 5
+CONSTANT2 = 'i am constant'
+
 from .shablona import *
 from .version import __version__
\ No newline at end of file
diff --git a/shablona/constants.py b/shablona/constants.py
new file mode 100644
index 0000000..1177f54
--- /dev/null
+++ b/shablona/constants.py
@@ -0,0 +1,2 @@
+CONSTANT1 = 5
+CONSTANT2 = 'i am constant'
\ No newline at end of file
diff --git a/shablona/shablona.py b/shablona/shablona.py
index 5974e5f..e93bf20 100644
--- a/shablona/shablona.py
+++ b/shablona/shablona.py
@@ -4,6 +4,16 @@
 from scipy.special import erf
 import scipy.optimize as opt
 
+from shablona import CONSTANT1, CONSTANT2
+
+def print_constants():
+    """
+    Function that prints the constants defined by the package.
+    This is a demonstration of the proper way to define package-wide
+    constants and then use them throughout the package."""
+    
+    print 'CONSTANT1: %s' % CONSTANT1
+    print 'CONSTANT2: %s' % CONSTANT2
 
 def transform_data(data): 
     """