3 examples of 'find min value in dictionary python' in Python

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def _MIN_(ddict, key, new_value): ddict[key] = min(ddict[key], new_value)

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def find_and_replace_min(value, values_list):
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  """
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  Find and replace the minimum value in a list.
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  :param value:           Value to compare.
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  :param values_list:     List of values.
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  :return:                Index where the new value was inserted or None if all values are bigger than the new value.
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  """
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  if value > np.min(values_list):
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    index = np.argmin(values_list)
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    values_list[index] = value
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    return index
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  else:
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    return None

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def _find_dict_in_list(list_of_dict, key, val):
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    """Given a list of dictionaries, return the first dictionary that has the
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    given key:value pair.
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    """
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    try:
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        for d in list_of_dict:
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            if (key, val) in d.items():
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                return d
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    except TypeError:
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        pass