>>> import ftype
>>> print(ftype.__doc__)
This module 'ftype' is auto-generated with f2py (version:2).
Functions:
  foo(n=13)
COMMON blocks:
  /data/ a,x(3)
.
>>> type(ftype.foo), type(ftype.data)
(<class 'fortran'>, <class 'fortran'>)
>>> ftype.foo()
 IN FOO: N= 13 A=  0. X=[  0.  0.  0.]
>>> ftype.data.a = 3
>>> ftype.data.x = [1,2,3]
>>> ftype.foo()
 IN FOO: N= 13 A=  3. X=[  1.  2.  3.]
>>> ftype.data.x[1] = 45  
>>> ftype.foo(24)
 IN FOO: N= 24 A=  3. X=[  1.  45.  3.]
>>> ftype.data.x
array([  1.,  45.,   3.], dtype=float32)