114 lines
2.8 KiB
Python
114 lines
2.8 KiB
Python
import os
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import yaml
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def sub_dict(param1, param2):
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"""
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获取字典的子集
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Parameters:
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param1: 原字典
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param2: 子集字段
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Returns:
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子集
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"""
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return dict((key, value) for key, value in param1.items() if key in param2)
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def df_iterrows(param):
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"""
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按行以数组形式返回DataFrame的index、data
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Parameters:
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param: DataFrame 某个df对象
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Returns:
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result: list 遍历df对象每行数据，包括index
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"""
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result = []
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for row in param.iterrows():
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index, data = row
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result.append([index] + data.tolist())
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return result
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def get_attr(_dict_, _keys_, **kwargs):
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"""
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获取字典属性值
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若发生了键值异常或类型异常,则返回设置的默认值
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若没有默认值,则返回None
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"""
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value = kwargs['default'] if kwargs.__contains__('default') else None
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try:
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text = "_dict_"
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for _key_ in _keys_:
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text = text + "['{}']".format(_key_)
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value = eval(text)
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except KeyError:
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pass
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except TypeError:
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pass
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return value
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def trans_fields_name(_dict_, names1, names2):
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"""
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替换字典键值名称
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_dict_: 替换字典
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names1: 原字典键值
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names2: 新字典键值
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"""
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for i in range(len(names1)):
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_dict_[names2[i]] = _dict_.pop(names1[i])
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return _dict_
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def get_yaml(**kwargs):
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file_rel_path = kwargs['file_rel_path']
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file_path = os.path.abspath(os.path.dirname(__file__))
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index = file_path.find('Utils')
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if index != -1:
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abs_path_root = file_path[:index]
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file_abs_path = os.path.abspath(abs_path_root + '/Modules/' + file_rel_path)
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doc_yaml = open(file_abs_path, 'r', encoding="utf-8").read()
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return yaml.full_load(doc_yaml)
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def make_multistage_update_body(input_dict):
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def get_dict_keys(_dict_):
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if isinstance(_dict_, dict):
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for key in _dict_.keys():
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if isinstance(_dict_[key], dict):
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get_dict_keys(_dict_[key])
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update_keys.append(key)
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return update_keys
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def get_dict_value(data, keys):
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keys_list = keys.split('.')
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if isinstance(data, dict):
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for key in keys_list:
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values = data.get(key)
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data = values
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return data
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try:
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update_key = ''
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update_keys = []
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get_dict_keys(input_dict)
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update_keys.reverse()
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floor = len(update_keys)
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for i in range(floor):
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if i == floor - 1:
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update_key = update_key + update_keys[i]
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else:
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update_key = update_key + update_keys[i] + '.'
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update_value = get_dict_value(input_dict, update_key)
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return {update_key: update_value}
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except Exception:
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return None
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