Merge pull request #222 from BinPy/develop

Make PyQt4 soft dependency

BinPy/tools/__init__.py

@@ -4,4 +4,3 @@
 from BinPy.tools.multivibrator import *
 from BinPy.tools.oscilloscope import *
 from BinPy.tools.clock import *
-from BinPy.tools.steppermotor import StepperMotor

BinPy/tools/steppermotor.py

@@ -1,12 +1,17 @@
 from __future__ import print_function
-from PyQt4 import QtGui, QtCore
+
 import os
 import sys
 import time
 import BinPy
 import threading
 from BinPy import *
 
+try:
+    from PyQt4 import QtGui, QtCore
+except ImportError:
+    raise ImportError("You need to install PyQt4 for GUI components")
+
 
 class StepperMotor(threading.Thread):
 
@@ -34,6 +39,7 @@ class StepperMotor(threading.Thread):
 
     >>> import time
     >>> from BinPy import *
+    >>> from BinPy.tools.steppermotor import StepperMotor
     >>> a = Connector(); b = Connector(); c = Connector(); d = Connector()
     >>> sm = StepperMotor("Main Motor",a,b,c,d)
     >>> for i in range(100):

setup.py

@@ -2,7 +2,7 @@
 
 setup(
     name='BinPy',
-    version='0.3',
+    version='0.3.1',
     author='BinPy Developers',
     author_email='binpylib@gmail.com',
     url='http://pypi.python.org/pypi/BinPy/',