Removed trailing spaces

theano/sparse/basic.py

@@ -99,6 +99,7 @@ def as_sparse_variable(x, name=None):
     except TypeError:
         raise TypeError("Cannot convert %s to SparseType" % x, type(x))
 
+
 as_sparse = as_sparse_variable
 
 def constant(x, name=None):
@@ -147,7 +148,6 @@ class SparseType(gof.Type):
         @param format:  The sparse storage strategy.
         @return         An empty SparseVariable instance.
         """
-
         dtype = str(dtype)
         if dtype in self.dtype_set:
             self.dtype = dtype