mirror of
https://github.com/clearml/clearml
synced 2025-02-01 09:36:49 +00:00
51 lines
1.8 KiB
Python
51 lines
1.8 KiB
Python
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class ProxyDictPostWrite(dict):
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""" Dictionary wrapper that updates an arguments instance on any item set in the dictionary """
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def __init__(self, update_obj, update_func, *args, **kwargs):
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super(ProxyDictPostWrite, self).__init__(*args, **kwargs)
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self._update_func = None
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for k, i in self.items():
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if isinstance(i, dict):
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self.update({k: ProxyDictPostWrite(update_obj, self._set_callback, **i)})
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self._update_obj = update_obj
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self._update_func = update_func
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def __setitem__(self, key, value):
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super(ProxyDictPostWrite, self).__setitem__(key, value)
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self._set_callback()
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def _set_callback(self, *_):
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if self._update_func:
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self._update_func(self._update_obj, self)
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class ProxyDictPreWrite(dict):
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""" Dictionary wrapper that prevents modifications to the dictionary """
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def __init__(self, update_obj, update_func, *args, **kwargs):
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super(ProxyDictPreWrite, self).__init__(*args, **kwargs)
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self._update_func = None
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for k, i in self.items():
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if isinstance(i, dict):
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self.update({k: ProxyDictPreWrite(k, self._nested_callback, **i)})
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self._update_obj = update_obj
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self._update_func = update_func
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def __setitem__(self, key, value):
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key_value = self._set_callback((key, value,))
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if key_value:
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super(ProxyDictPreWrite, self).__setitem__(*key_value)
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def _set_callback(self, key_value, *_):
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if self._update_func:
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res = self._update_func(self._update_obj, key_value)
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if not res:
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return None
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return res
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return key_value
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def _nested_callback(self, prefix, key_value):
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return self._set_callback((prefix+'.'+key_value[0], key_value[1],))
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