Both function annotations and variable annotations are turned on using the
"python:annotations" feature. Example:
%feature("python:annotations", "c");
struct V {
float val;
};
The generated code contains a variable annotation containing the C float type:
class V(object):
val: "float" = property(_example.V_val_get, _example.V_val_set)
...
Python 3.5 and earlier do not support variable annotations, so variable
annotations can be turned off with a "python:annotations:novar" feature flag.
Example turning on function annotations but not variable annotations globally:
%feature("python:annotations", "c");
%feature("python:annotations:novar");
or via the command line:
-features python:annotations=c,python:annotations:novar
Closes #1951
44 lines
1.2 KiB
OpenEdge ABL
44 lines
1.2 KiB
OpenEdge ABL
%module python_annotations_variable_c
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// Tests Python variable annotations, containing C/C++ types, in C++ member variables wrappers.
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// Member variables are wrapped using Python properties.
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// This is in a separate test to python_annotations_c.i (which tests function annotations) so that runtime testing
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// of variable annotations can be done which requires Python 3.6 and later. A syntax error occurs in earlier
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// versions of Python when importing code containing variable annotations.
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%feature("python:annotations", "c");
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%feature("python:annotations:novar") member_variable_not_annotated;
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%inline %{
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namespace Space {
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template<class T>
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struct Template {
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int member_variable;
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int member_variable_not_annotated;
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};
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struct StructWithVar{
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int member_variable;
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};
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struct StructWithVarNotAnnotated {
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int member_variable_not_annotated;
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};
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short global_variable;
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}
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%}
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%template(TemplateShort) Space::Template<short>;
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%inline %{
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#ifdef SWIGPYTHON_BUILTIN
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int is_python_builtin() { return 1; }
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#else
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int is_python_builtin() { return 0; }
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#endif
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#if defined SWIGPYTHON_FASTPROXY
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int is_python_fastproxy() { return 1; }
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#else
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int is_python_fastproxy() { return 0; }
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#endif
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%}
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