remove pydap dependency

metobs/data/__init__.py

@@ -11,7 +11,10 @@ from datetime import timedelta
 import fpconst
 from numpy import array, average, zeros, radians, degrees, arctan2, sin, cos, ndarray, log, minimum, exp, sqrt
 from numpy.ma import masked_array, average as masked_average, MaskedArray, masked_where, column_stack
+try:
     from pydap.client import open_url as dapopen
+except ImportError:
+    dapopen = open 
 
 from metobs import mytime
 

setup.py

@@ -12,7 +12,7 @@ version = '0.3'
 
 filelist = [x for x in glob('metobs/**/*') if 'CVS' not in x]
 
-_requires = ['metobs.mytime', 'fpconst>=0.7.2', 'pydap']
+_requires = ['metobs.mytime', 'fpconst>=0.7.2']
 
 setup(name='metobs.data',
       version=version,