@pimms.param<EOL><INDENT>def method(m):<DEDENT>
if not pimms.is_str(m):<EOL><INDENT>raise ValueError('<STR_LIT>')<EOL><DEDENT>m = m.lower()<EOL>if m not in MapProjection.projection_forward_methods:<EOL><INDENT>raise ValueError('<STR_LIT>' % m)<EOL><DEDENT>return m<EOL>
proj.method is the name of the method used to create the map projection proj.