'**SUMMARY**
Return the angle (theta) in degrees of the feature. The default is 0 (horizontal).
.. Warning::
This is not a valid operation for all features.
**RETURNS**
An angle value in degrees.
**EXAMPLE**
>>> img = Image("OWS.jpg")
>>> blobs = img.findBlobs(128)
>>> for b in blobs:
>>>    if b.angle() == 0:
>>>       print "I AM HORIZONTAL."
**TODO**
Double check that values are being returned consistently.'

def angle(self):

    return 0
