以下代码中index1.get_level_values(0)输出的元素值是? import pandas as pd index1 = pd.MultiIndex.from_tuples( [('A', 1), ('B', 2), ('C', 3)], names=['letter', 'number'] ) print("【显示】多级索引:\n",index1) print("【执行】index1.get_level_values('letter')") print(i...
MultiIndex.get_locs(seq) 获取一系列标签的位置。 参数: seq:标签、切片、列表、掩码或类似的序列 您应该为每个级别使用上述之一。如果不应使用某个级别,请将其设置为 slice(None)。 返回: numpy.ndarray 适合传递给 iloc 的 NumPy 整数数组。 例子: >>> mi = pd.MultiIndex.from_arrays([list('abb'), ...
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MultiIndex.get_level_values(level) Return vector of label values for requested level.Length of returned vector is equal to the length of the index. 函数参数 level:int or str level is eitherthe integer position of the levelin the MultiIndex, orthe name of the level. Returns: values: Index ...
5Get Single Value from MultiIndex DataFrame 6Performance Comparison Get a Single Value Using Row and Column Numbers Suppose you have a sample DataFrame like this: import pandas as pd data = {'CustomerID': [1, 2, 3, 4, 5], 'Name': ['John', 'Emily', 'Michael', 'Sarah', 'Jessica'...
I have confirmed this bug exists on the main branch of pandas. Reproducible Example >>> import pandas as pd >>> dates = pd.date_range("2000", freq = 'YS', periods = 4) >>> index = ["A"] >>> multi_index = pd.MultiIndex.from_product([dates, index], names = [“Dates”, “...
tuhinsharma121:pandas.MultiIndex.get_level_values Status Failure Total duration 5m 23s Artifacts – docbuild-and-upload.yml on: pull_request Doc Build and Upload 5m 12s Oh hello! Nice to see you. Made with ️ by humans.txt Annotations 1 error and 1 warning Doc Build and...
Pandas DataFrame Resample Pandas DataFrame asfreq() Method with Example Check if all values in dataframe column are the same How to remove numbers from string terms in a pandas dataframe? Reset a column multiindex levels Use pandas groupby() and apply() methods with arguments ...
开发者ID:souravsingh,项目名称:pandas,代码行数:31,代码来源:test_clipboard.py 示例4: check_main ▲点赞 1▼ defcheck_main():try:import__main__asmainexceptModuleNotFoundError:returnget_option('mode.sim_interactive')return(nothasattr(main,'__file__')orget_option('mode.sim_interactive')) ...
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