Splet如果使用Series添加參數squeeze=True :. print (type(Y_train_1)) print (Y_train_1) 0 4691.0 1 4661.0 2 4631.0 3 4601.0 4 4571.0 dtype: float64 Y_train_1.to_csv("Y_train.csv", sep='\t', decimal=',', header=None) Y_train = pd.read_csv("Y_train.csv", sep='\t', decimal=',', index_col=[0], squeeze=True, header=None) … Spletpandas. read_csv (filepath_or_buffer, *, sep = _NoDefault.no_default, delimiter = None, header = 'infer', names = _NoDefault.no_default, index_col = None, usecols = None, dtype … Ctrl+K. Site Navigation Getting started User Guide API reference 2.0.0 read_hdf (path_or_buf[, key, mode, errors, ...]). Read from the store, close it if we …
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Splet03. dec. 2016 · names : array-like, default None 用于结果的列名列表,如果数据文件中没有列标题行,就需要执行header=None。 默认列表中不能出现重复,除非设定参数mangle_dupe_cols=True。 index_col : int or sequence or False, default None 用作行索引的列编号或者列名,如果给定一个序列则有多个行索引。 如果文件不规则,行尾有分隔 … Splet11. apr. 2024 · 1. 将 JSON 转换为 CSV import json if __name__ == '__main__': try: with open('input.json', 'r') as f: data = json.loads(f.read()) output = ','.join( [*data[0]]) for obj in data: output += f'\n{obj ["Name"]}, {obj ["age"]}, {obj ["birthyear"]}' with open('output.csv', 'w') as f: f.write(output) except Exception as ex: print(f'Error: {str (ex)}') 2. 密码生成器 apsara sabaratnam greens senate candidate
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Spletheader=None时,即指明原始文件数据没有列索引,这样read_csv会自动加上列索引,除非你给定列索引的名字。 In [ 9 ]: t_user3 = pd . read_csv ( r 't_user.csv' , header = None ) In … SpletHere’s an example code to convert a CSV file to an Excel file using Python: # Read the CSV file into a Pandas DataFrame df = pd.read_csv ('input_file.csv') # Write the DataFrame to an Excel file df.to_excel ('output_file.xlsx', index=False) Python. In the above code, we first import the Pandas library. Then, we read the CSV file into a Pandas ... Splet11. mar. 2024 · - "2discharge2016-2024.csv"是要读取的CSV文件的文件名。 - `header=0`表示指定第一行为列名,如果CSV文件中没有列名,则可以将`header`设置为`None`。 - … apsara restaurant menu