Quickly show Python packages and version info:
$> python -m showpkg IPython tornado zmq
IPython:
__file__ = ~/dev/ip/mine/IPython/__init__.py
__version__ = 4.1.0-dev
version_info = (4, 1, 0, 'dev')
tornado:
__file__ = ~/conda/lib/python3.4/site-packages/tornado/__init__.py
version = 4.2.1
version_info = (4, 2, 1, 0)
zmq:
__file__ = ~/conda/lib/python3.4/site-packages/zmq/__init__.py
__version__ = 14.7.0
VERSION = 40005
VERSION_MAJOR = 4
VERSION_MINOR = 0
VERSION_PATCH = 5
pyzmq_version_info() = (14, 7, 0)
pyzmq_version() = 14.7.0
zmq_version_info() = (4, 0, 5)
zmq_version() = 4.0.5