def __init__(self, *args, **kwargs):
     """
     See Axes base class for args and kwargs documentation
     """
     
     #Uncomment to have the possibility to change the resolution directly 
     #when the instance is created
     #self.RESOLUTION = kwargs.pop('resolution', 100)
     PolarAxes.__init__(self, *args, **kwargs)
     self.set_aspect('equal', adjustable='box', anchor='C')
     self.radii_angle = 67.5
     self.cla()

    def cla(self):
        """
        Clear the current axes
        """
        PolarAxes.cla(self)

        self.theta_angles = np.arange(0, 360, 45)
        self.theta_labels = ['E', 'N-E', 'N', 'N-W', 'W', 'S-W', 'S', 'S-E']
        self.set_thetagrids(angles=self.theta_angles, labels=self.theta_labels)

        self._info = {'dir' : list(),
                      'bins' : list(),
                      'table' : list()}

        self.patches_list = list()

    def cla(self):
        """
        Clear the current axes
        """
        PolarAxes.cla(self)
        theta_delta = 30
        self.theta_angles = np.arange(0, 360, theta_delta)
        #        self.theta_labels = ['E', 'N-E', 'N', 'N-W', 'W',
        #                            'S-W', 'S', 'S-E']
        first_quad = range(90, -1, -theta_delta)
        quads = range(330, 89, -theta_delta)
        all_quads = first_quad + quads
        self.theta_labels = [str(a) for a in all_quads]
        self.set_thetagrids(angles=self.theta_angles,
                            labels=self.theta_labels)

        self._info = {'dir': list(),
                      'bins': list(),
                      'table': list()}

        self.patches_list = list()

        def _gen_axes_spines(self):
            if frame == 'circle':
                return PolarAxes._gen_axes_spines(self)

            spine_type = 'circle'
            verts = unit_poly_verts(theta)
            verts.append(verts[0])
            path = Path(verts)

            spine = Spine(self, spine_type, path)
            spine.set_transform(self.transAxes)
            return {'polar': spine}

 def _gen_axes_spines(self):
     if self.radar_patch_type == 'circle':
         return PolarAxes._gen_axes_spines(self)
     # The following is a hack to get the spines (i.e. the axes frame)
     # to draw correctly for a polygon frame.
     spine_type = 'circle'
     verts = unit_poly_verts(self.radar_theta)
     # close off polygon by repeating first vertex
     verts.append(verts[0])
     path = Path(verts)
     spine = Spine(self, self.radar_spine_type, path)
     spine.set_transform(self.transAxes)
     return {'polar': spine}

 def _gen_axes_spines(self):
     if frame == 'circle':
         return PolarAxes._gen_axes_spines(self)
     # The following is a hack to get the spines (i.e. the axes frame)
     # to draw correctly for a polygon frame.
     # spine_type must be 'left', 'right', 'top', 'bottom', or `circle`.
     spine_type = 'circle'
     verts = unit_poly_verts(theta)
     # close off polygon by repeating first vertex
     verts.append(verts[0])
     path = Path(verts)
     spine = Spine(self, spine_type, path)
     spine.set_transform(self.transAxes)
     return {'polar': spine}