error in import_mesh

[cavalier501]

I wanna import a TexturedTrimesh. there is an obj mesh file and a jpg texture file in the folder with the same name, no extra tcoords file. the tcood information is provided in obj file with "vt " line, but it seems that "import_mesh" function can handle it.

the warning says:
UserWarning: texture was found, but no tcoords were recovered, reverting to an untextured mesh.
warnings.warn('texture was found, but no tcoords were recovered, '