[3] | 1 | # (c) 2005 Ian Bicking and contributors; written for Paste (http://pythonpaste.org) |
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| 2 | # Licensed under the MIT license: http://www.opensource.org/licenses/mit-license.php |
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| 3 | |
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| 4 | try: |
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| 5 | import threading |
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| 6 | except ImportError: |
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| 7 | # No threads, so "thread local" means process-global |
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| 8 | class local(object): |
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| 9 | pass |
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| 10 | else: |
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| 11 | try: |
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| 12 | local = threading.local |
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| 13 | except AttributeError: |
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| 14 | # Added in 2.4, but now we'll have to define it ourselves |
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| 15 | import thread |
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| 16 | class local(object): |
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| 17 | |
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| 18 | def __init__(self): |
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| 19 | self.__dict__['__objs'] = {} |
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| 20 | |
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| 21 | def __getattr__(self, attr, g=thread.get_ident): |
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| 22 | try: |
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| 23 | return self.__dict__['__objs'][g()][attr] |
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| 24 | except KeyError: |
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| 25 | raise AttributeError( |
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| 26 | "No variable %s defined for the thread %s" |
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| 27 | % (attr, g())) |
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| 28 | |
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| 29 | def __setattr__(self, attr, value, g=thread.get_ident): |
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| 30 | self.__dict__['__objs'].setdefault(g(), {})[attr] = value |
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| 31 | |
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| 32 | def __delattr__(self, attr, g=thread.get_ident): |
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| 33 | try: |
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| 34 | del self.__dict__['__objs'][g()][attr] |
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| 35 | except KeyError: |
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| 36 | raise AttributeError( |
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| 37 | "No variable %s defined for thread %s" |
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| 38 | % (attr, g())) |
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| 39 | |
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