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@@ -1,36 +1,43 b'' | |||
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1 | 1 | # encoding: utf-8 |
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2 | 2 | """ |
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3 | 3 | A simple utility to import something by its string name. |
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4 | 4 | |
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5 | 5 | Authors: |
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6 | 6 | |
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7 | 7 | * Brian Granger |
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8 | 8 | """ |
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9 | 9 | |
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10 | 10 | #----------------------------------------------------------------------------- |
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11 | 11 | # Copyright (C) 2008-2009 The IPython Development Team |
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12 | 12 | # |
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13 | 13 | # Distributed under the terms of the BSD License. The full license is in |
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14 | 14 | # the file COPYING, distributed as part of this software. |
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15 | 15 | #----------------------------------------------------------------------------- |
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16 | 16 | |
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17 | 17 | #----------------------------------------------------------------------------- |
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18 | 18 | # Functions and classes |
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19 | 19 | #----------------------------------------------------------------------------- |
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20 | 20 | |
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21 | 21 | def import_item(name): |
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22 | 22 | """Import and return bar given the string foo.bar.""" |
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23 | 23 | package = '.'.join(name.split('.')[0:-1]) |
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24 | 24 | obj = name.split('.')[-1] |
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25 | # execString = 'from %s import %s' % (package, obj) | |
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26 | # try: | |
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27 | # exec execString | |
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28 | # except SyntaxError: | |
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29 | # raise ImportError("Invalid class specification: %s" % name) | |
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30 | # exec 'temp = %s' % obj | |
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31 | # return temp | |
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25 | ||
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26 | # Note: the original code for this was the following. We've left it | |
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27 | # visible for now in case the new implementation shows any problems down | |
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28 | # the road, to make it easier on anyone looking for a problem. This code | |
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29 | # should be removed once we're comfortable we didn't break anything. | |
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30 | ||
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31 | ## execString = 'from %s import %s' % (package, obj) | |
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32 | ## try: | |
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33 | ## exec execString | |
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34 | ## except SyntaxError: | |
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35 | ## raise ImportError("Invalid class specification: %s" % name) | |
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36 | ## exec 'temp = %s' % obj | |
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37 | ## return temp | |
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38 | ||
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32 | 39 | if package: |
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33 | 40 | module = __import__(package,fromlist=[obj]) |
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34 | 41 | return module.__dict__[obj] |
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35 | 42 | else: |
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36 | 43 | return __import__(obj) |
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