diff --git a/rocolib/api/__init__.py b/rocolib/api/__init__.py
index c376a9d3ed20473396ff70a5765ada32d2fad412..e69de29bb2d1d6434b8b29ae775ad8c2e48c5391 100644
--- a/rocolib/api/__init__.py
+++ b/rocolib/api/__init__.py
@@ -1,3 +0,0 @@
-
-#from CodeComponent import CodeComponent
-#from UIComponent import UIComponent
\ No newline at end of file
diff --git a/rocolib/api/ports/__init__.py b/rocolib/api/ports/__init__.py
index 4107d13b37424bdc5b3a88a5ef8dba42b09cf6a8..125bbed2b297ebecbbca8633e41992a221fbcb0a 100644
--- a/rocolib/api/ports/__init__.py
+++ b/rocolib/api/ports/__init__.py
@@ -4,45 +4,3 @@ from .EdgePort import EdgePort
 from .FacePort import FacePort
 from .MountPort import MountPort
 from .AnchorPort import AnchorPort
-
-from .ElectricalPort import ElectricalPort
-from .ElectricalInputPort import ElectricalInputPort
-from .ElectricalOutputPort import ElectricalOutputPort
-from .PowerInputPort import PowerInputPort
-from .PowerOutputPort import PowerOutputPort
-from .SerialTXPort import SerialTXPort
-from .SerialRXPort import SerialRXPort
-from .PWMInputPort import PWMInputPort
-from .PWMOutputPort import PWMOutputPort
-from .ServoInputPort import ServoInputPort
-from .ServoOutputPort import ServoOutputPort
-from .AnalogInputPort import AnalogInputPort
-from .AnalogOutputPort import AnalogOutputPort
-from .DigitalInputPort import DigitalInputPort
-from .DigitalOutputPort import DigitalOutputPort
-from .OneWireSerialPort import OneWireSerialPort
-
-from .DataPort import DataPort
-from .DataOutputPort import DataOutputPort
-from .DataInputPort import DataInputPort
-
-all_ports = [
-    ElectricalInputPort,
-    ElectricalOutputPort,
-    PowerInputPort,
-    PowerOutputPort,
-    SerialTXPort,
-    SerialRXPort,
-    PWMInputPort,
-    PWMOutputPort,
-    ServoInputPort,
-    ServoOutputPort,
-    AnalogInputPort,
-    AnalogOutputPort,
-    DigitalInputPort,
-    DigitalOutputPort,
-    OneWireSerialPort,
-    DataInputPort,
-    DataOutputPort,
-]
-
diff --git a/rocolib/utils/io.py b/rocolib/utils/io.py
new file mode 100644
index 0000000000000000000000000000000000000000..1290898f51993670fb77e567c7c434b7516762a9
--- /dev/null
+++ b/rocolib/utils/io.py
@@ -0,0 +1,14 @@
+from os.path import join
+
+from yaml import safe_load
+
+from rocolib import ROCOLIB_DIR
+
+def load_yaml(file_name):
+    if file_name[-5:] != '.yaml':
+        file_name += '.yaml'
+
+    fqn = join(ROCOLIB_DIR, 'library', file_name)
+    with open(fqn, 'r') as fd:
+        return safe_load(fd)
+
diff --git a/setup.py b/setup.py
index 6bb61b1f350078877c3163caf6472943e896f548..40aba8c1ba392001018b8ecd8fa557641e285805 100644
--- a/setup.py
+++ b/setup.py
@@ -1,4 +1,4 @@
-from setuptools import setup
+from setuptools import setup, find_packages
 import codecs
 import os.path
 
@@ -23,7 +23,7 @@ setup(
     version=get_metadata("rocolib/__init__.py", "version"),
     author=get_metadata("rocolib/__init__.py", "author"),
     license='LGPLv3',
-    packages=['rocolib'],
+    packages=find_packages(exclude=['*.test', '*.builders']),
     install_requires=[
         'dxfwrite',
         'numpy',