So I have a CSV with 2 columns - One for A song and one for the artist of that song. For example The Pretender,Foo Fighters In Bloom,Nivana Champagne Supernova,Oasis Starlight,Muse Will We Talk?,Sam Fender I am converting a python program that I wrote a w...

我有更复杂的JSON，我正在尝试转换成CSV。 我试过这里和其他页面的几个例子，但我不能找出几个细节。我试着使用熊猫，但我不知道如何处理嵌套列表。 下面的例子是Zendesk的一张票。我会有一个文件，每行是一张票。 我想为CSV中的每个票据获取字段，其中每行表示字段的值。基本上是平面结构。例子： id、via、created at、subject、description、自定义字段id1、自定义字段id2、请求者等。 JSON文件 [{ "url": "https://test.zendesk.co...

嗨，我是通过商店程序批量插入。我得到下面的错误。它正在为其他文件运行，但失败会为下面的CSV示例行抛出一个错误。我希望这是一个相对严格的东西与批量插入语句。 有人能帮我摆脱痛苦吗？ Bulk load data conversion error (type mismatch or invalid character for the specified codepage) for row 3, column 7 (bbg_ticker_tri). Msg 4864, Level 16, State 1, Li...

I am trying to sum data from a CSV file I created from a previous function. Here is a snippet of the file: datetime,open,high,low,close,volume 2020-11-09 00:00,69.58,137.45,69.00,100.00,273517274.00 2020-11-10 00:00,104.65,128.80,101.75,107.00,141284399.00...

I have a folder with almost 7000 csv files named Edgelist_subgraphXXX.csv, where the XXX stands for a number, from 0 to the last file, for example: Edgelist_subgraph0.csv Edgelist_subgraph1.csv Edgelist_subgraph124.csv Edgelist_subgraph1156.csv Edgelist_su...

my code throws a parsing error, suggesting to change the engine from 'c' to 'python' and the other way around. I only added the error_bad_lines because of suggestions in the forums. But it did not solve my issues. files = [file for file in os.listdir('/Use...

这是一个机器学习程序。 I am working with a dataset that has a csv which contains an id, for a .tif image in another directory, and a label, 1 or 0. There are 220,025 rows in the csv. I have loaded this csv as a pandas dataframe. Currently in the dataframe, there are ...

我正在遍历一个pandas数据帧（最初是一个csv文件），并在某个列的每一行中检查特定的关键字。如果它至少出现一次，我就给一个分数加1。有7个关键字，如果分数>=6，我想用一个字符串（这里是“Software and application developer”）分配另一列（但在这一行）的一个项，并保存分数。不幸的是，所有地方的分数都是一样的，我很难相信。这是我目前的代码： for row in data.iterrows(): devScore=0 if row[1].str.contains("deve...

正如标题所说，我正在尝试将两个不同的列存储到某种字典中。我用熊猫来做这个，说实话。。。在这个项目中我还在学习熊猫。以下是我想做的： 模拟示例CSV： column1 | column2 | column3 Burgers McDonalds 3.00 我想做的是创建一个字典，它会像： data = { "Burgers": 3.00} 我试着用熊猫和for循环来做这个？这些是正确的步骤吗？下面是我的源代码。 import tkinter import csv import pand...

how can i construct a pd.Series object from the string (imported as a txt file) that contains each cell as a data field? string: 'Hegselmann, R. (2012). Thomas C. Schelling and the Computer: Some Notes on Schelling’s Essay „Letting a Computer Help with th...

I have noticed that loading a CSV file using CSV.read is quite slow. For reference, I am attaching one example of time benchmark: using CSV, DataFrames file = download("https://github.com/foursquare/twofishes") @time CSV.read(file, DataFrame) Output: 9.4...

Let's say I want to do something simple like convert a CSV file to a JSON file. One easy way to do that would be to read the entire CSV file into memory and then serialize the results with JSON.NET. First,Last,Age Jane,Doe,45 John,Smith,60 would become: [...

There are three cells per line in a .csv file. I'm trying to read each cell into a private member variable of a class I have created. I cannot figure out how to read all of cell A1 into one string variable, then B1 into a double variable, and C3 into anoth...

I wish to transform an XML message to a CSV file, however I have some requirements of which I'm not sure I'm going to solve using XSLT. First the original XML file: <ProductInformation> <Products> <Product ID="itemid-00001" UserTypeID="objectType" Pa...

I want to create a new csv file with only modified datas. The input csv file is of example as 输入.csv 现在我想创建一个新的csv文件修改数据只喜欢 条件是： df1.loc[df1['Code'].astype(str).str.len() >12, 'Code']= '0' 我试过的是 import pandas as pd df1 = pd.read_csv('input.csv') df1.lo...

我正在尝试从本地和本地读取CSV文件 读取本地CSV文件： from flask import jsonify, request import csv import json def csv2json(data): with open(data, newline='') as csvfile: reader = csv.DictReader(csvfile) out = json.dumps([row for row in reader]) retu...

This question already has answers here: DataFrame partitionBy to a single Parquet file (per partition) ...

I have a csv file. I read and made a dictionary with its columns. but in dictionary I have a lot of /xa0 how I can remove them? data=pd.read_csv('A.csv') data.dropna(inplace=True) Title = data['FIRST'].str.lower() Abbr = data['1ST'].str.lower() JobAbbrevia...

我想写一些随机样本数据在一个csv文件，直到它是1GB大。以下代码正在工作： import numpy as np import uuid import csv import os outfile = 'data.csv' outsize = 1024 # MB with open(outfile, 'ab') as csvfile: wtr = csv.writer(csvfile) while (os.path.getsize(outfile)//1024**2) < outsize: ...

I have a file named aa_20200907.txt and it looks like this: #DATA:DD,CARS_INTERNATIONAL:VERSION01.1 2020-09-07T00:00:00.285+02:00,New-York,XX,Audi 2020-09-07T00:01:00.385+02:00,London,100,Mercedes 2020-09-07T00:02:00.255+02:00,New-York,90,Ford 2020-09-07T0...