diff options
Diffstat (limited to 'contrib/python/ipython/py2/IPython/utils/importstring.py')
| -rw-r--r-- | contrib/python/ipython/py2/IPython/utils/importstring.py | 39 |
1 files changed, 39 insertions, 0 deletions
diff --git a/contrib/python/ipython/py2/IPython/utils/importstring.py b/contrib/python/ipython/py2/IPython/utils/importstring.py new file mode 100644 index 00000000000..c8e1840eb37 --- /dev/null +++ b/contrib/python/ipython/py2/IPython/utils/importstring.py @@ -0,0 +1,39 @@ +# encoding: utf-8 +""" +A simple utility to import something by its string name. +""" + +# Copyright (c) IPython Development Team. +# Distributed under the terms of the Modified BSD License. + + +def import_item(name): + """Import and return ``bar`` given the string ``foo.bar``. + + Calling ``bar = import_item("foo.bar")`` is the functional equivalent of + executing the code ``from foo import bar``. + + Parameters + ---------- + name : string + The fully qualified name of the module/package being imported. + + Returns + ------- + mod : module object + The module that was imported. + """ + + parts = name.rsplit('.', 1) + if len(parts) == 2: + # called with 'foo.bar....' + package, obj = parts + module = __import__(package, fromlist=[obj]) + try: + pak = getattr(module, obj) + except AttributeError: + raise ImportError('No module named %s' % obj) + return pak + else: + # called with un-dotted string + return __import__(parts[0]) |
