class CallConvHelper(object):
Undocumented
| Method | __init__ | 
    Undocumented | 
| Method | type_to_reven_type | 
    Undocumented | 
| Method | default_reven_type | 
    Undocumented | 
| Method | params_targets | 
    Undocumented | 
| Method | return_target | 
    Undocumented | 
| Instance Variable | _callconv | 
    Undocumented | 
| Instance Variable | _typedefs | 
    Undocumented | 
| Method | _basic_reven_type | 
    Undocumented | 
Undocumented
| Parameters | callconv | Undocumented (type: AnyCallConvType) | 
| typedefs | Undocumented (type: AnyBasicTypesDefType) | 
Undocumented
| Parameters | param_type | Undocumented (type: _Type) | 
| Returns | Undocumented (type: _Optional[reven_types.Type]) | |
Undocumented
| Parameters | param_type | Undocumented (type: _Type) | 
| Returns | Undocumented (type: reven_types.Type) | |
Undocumented
| Parameters | parameters | Undocumented (type: _Iterable[_Parameter]) | 
| Returns | Undocumented (type: _Iterator[_AnyChunkType]) | |
Undocumented
| Parameters | return_type | Undocumented (type: _Type) | 
| Returns | Undocumented (type: _AnyChunkType) | |