Code modified to let Theano print

PCI Bus ID ( see issue #5176: https://github.com/Theano/Theano/issues/5176 ). Tested both in Python 2 and Python 3. Works currently with CUDA, not with OpenCL ( see libgpuarray pull request #283: https://github.com/Theano/libgpuarray/pull/283 ).

Code modified to let Theano print
f4e48a80 · notoraptor · 29af0e5b · f4e48a80
--- a/theano/gpuarray/__init__.py
+++ b/theano/gpuarray/__init__.py
@@ -85,8 +85,8 @@ def init_dev(dev, name=None):
    # This will map the context name to the real context object.
    reg_context(name, context)
    if config.print_active_device:
-        print("Mapped name %s to device %s: %s" %
-              (name, dev, context.devname),
+        print("Mapped name %s to device %s: %s; PCI Bus ID: %s" %
+              (name, dev, context.devname, context.pcibusid),
              file=sys.stderr)
    pygpu_activated = True
    ctx_props = _get_props(name)