python

问题 I'm new to web scraping and i am trying to use basic skills on Amazon. I want to make a code for finding top 10 'Today's Greatest Deals' with prices and rating and other information. Every time I try to find a specific tag using find() and specifying class it keeps saying 'None'. However the actual HTML has that tag. On manual scanning i found out half the code of isn't being displayed in the output terminal. The code displayed is half but then the body and html tag do close. Just a huge

问题 I have a dataframe with table style that I created : tableyy = final.style.set_table_attributes('border="" class = "dataframe table table-hover table-bordered"').set_precision(10).render() I have go through this Coloring Cells in Pandas , Conditionally change background color of specific cells, Conditionally format Python pandas cell, and Colour cells in pandas dataframe, I still not able to set a cell with color not the whole dataframe without any condition. Anyone have any ideas, I try this

问题 Closed. This question does not meet Stack Overflow guidelines. It is not currently accepting answers. Want to improve this question? Update the question so it's on-topic for Stack Overflow. Closed 3 years ago . Improve this question Given a raw string input 1600 Divisadero St San Francisco, CA 94115 b/t Post St & Sutter St Lower Pacific Heights I want to extract City: San Francisco state: California or CA Country: USA I'll be parsing millions of addresses and using a Paid API is not feasible

问题 I have a working code to print random lines from a csv column. #!/usr/bin/python import csv import random **col**=2 with open('<filename>','r') as f: reader=csv.reader(f) data=[row[col] for row in reader] from random import shuffle shuffle(data) print '\n'.join(data[:**100**]) f.close(); I want to paramaterize this script. by passing , position (col) & sample (e.g. 100 values) I am unable to find a decent tutorial which would explain this. any thoughts ? 回答1: You can use the sys module like

问题 I got a QTreewidget, which i want to be as small as possible, with probably only one branch. But i want the size to change accordingly to how that expands or collapses. As well as start out with a size that fits the filled part of the widget. I make the QTreewidget by adding QTreeWidgetItems, which got the TreeWidget as parent, and then making QTreeWidgetItems again which got the above QTreeWidgetItem as parent. Right now, it starts like left image, but i want it to start like the right one.

问题 I am trying to access the following API URL and convert it into a Pandas DataFrame: http://api.scb.se/OV0104/v1/doris/sv/ssd/START/BE/BE0101/BE0101A/BefolkningR1860 My goal is to read this JSON file into a pandas data frame and display years as index and the population of Sweden as values. These are the values for each year: - 2012: 9 555 893 - 2013: 9 644 864 - 2014: 9 747 355 My solution looks like this so far: import pandas as pd url = 'http://api.scb.se/OV0104/v1/doris/sv/ssd/START/BE

问题 I got a QTreewidget, which i want to be as small as possible, with probably only one branch. But i want the size to change accordingly to how that expands or collapses. As well as start out with a size that fits the filled part of the widget. I make the QTreewidget by adding QTreeWidgetItems, which got the TreeWidget as parent, and then making QTreeWidgetItems again which got the above QTreeWidgetItem as parent. Right now, it starts like left image, but i want it to start like the right one.

问题 I need help with how to run scripts test.cgi for example in apache ? I created test script: #!/usr/bin/env python # -*- coding: UTF-8 -*- # enable debugging import cgitb cgitb.enable() print "Content-Type: text/plain;charset=utf-8" print print "Hello World! When I run localhost/cgi-bin/test.cgi It gives me error. Internal Server Error The server encountered an internal error or misconfiguration and was unable to complete your request. Please contact the server administrator, webmaster

问题 Closed. This question does not meet Stack Overflow guidelines. It is not currently accepting answers. Want to improve this question? Update the question so it's on-topic for Stack Overflow. Closed 3 years ago . Improve this question Given a raw string input 1600 Divisadero St San Francisco, CA 94115 b/t Post St & Sutter St Lower Pacific Heights I want to extract City: San Francisco state: California or CA Country: USA I'll be parsing millions of addresses and using a Paid API is not feasible

问题 I'm doing an at-home project basically just for fun but I'm having more trouble than anticipated. I want to be able to find the pitch mark in this sample image. enter image description here I've followed some tutorials and things to load the image from a location and run simple blob detection on the image. My code currently is as follows -> import cv2 import numpy as np # Read in the image in grayscale img = cv2.imread('/home/pi/Downloads/divot1.jpeg', cv2.IMREAD_GRAYSCALE) params = cv2