installing package `glade' fails

[joerg van den hoff]

tried to install `yelp' which depends on `glade'. latter package fails to install. reason according to

/opt/local/var/macports/build/_opt_local_var_macports_sources_rsync.macports.org_macports_release_tarballs_ports_devel_glade/glade/work/build/meson-logs/meson-log.txt

is

"""
...
Preliminary CMake check failed. Aborting.
Run-time dependency pygobject-3.0 found: NO (tried pkgconfig, framework and cmake)

meson.build:153:16: ERROR: Dependency "pygobject-3.0" not found, tried pkgconfig, framework and cmake
"""

any advice appreciated.

current port and OSX 10.5.3.2.

thank you,
joerg