在尝试将unicode列表写入csv文件时,我得到了AttributeError: 'tuple' object has no attribute 'encode'":
with open('assignmentTest.csv', 'wb') as finale:
writer = csv.writer(finale) #creates csv file to write final lists into
finalRows = zip(firstName, lastName, phdName, universityNa
# Log to File
#This function logs line number, time, and message in log.txt
def log(msg):
global LOG_CNT
LOG_CNT += 1
lineNumber = getframeinfo(currentframe()).lineno
dts = time.strftime('%Y-%m-%d %H:%M:%S')
f = open('log.txt', 'a')
f.write('Log
这个代码片段来自我的挂人游戏,由于我不完全确定什么是元组错误,以及如何解决它,我来到这里。
Continue = input("Do you want to play hangman?").lower()
while Continue == ("y", "ye", "yes", "yeah").lower():
name = input("What is your name? ")
print ("Hello, " + name, "Time to play
我需要将pyodbc.Row转换为字符串。互联网提供了几个建议,但似乎没有一个对我有效。
row = cursor.fetchone()
#unicodedata.normalize('NFKD', row).encode('ascii','ignore') #TypeError: must be unicode, not pyodbc.Row
#row.fieldname.encode('utf8') #AttributeError: 'pyodbc.Row' object has no attribute &
我试图从url中提取数据,但是当我在文件中写入时,我得到了这个错误,因为text不是空的。
我的代码:
def gettextonly(self, url):
url = url
html = urllib.urlopen(url).read()
soup = BeautifulSoup(html)
# kill all script and style elements
for script in soup(["script", "style","a","
我想将LGBMClassifier集成到现有代码中。代码调用fit(X,y),而LGBMClassifier将需要fit(X,y,eval_set,回调,eval_metric)。我试图将eval_set、回调、eval_metric封装在BaseEstimator中,以公开统一的api
在没有封装的情况下,我完成了以下工作:
from sklearn.datasets import load_breast_cancer
from sklearn.pipeline import Pipeline
from sklearn.decomposition import PCA
from sklear
我正在尝试使用python和-语句(a.k.a )。(上下文管理器),以确保server_socket.accept()创建的TCP连接套接字始终关闭。但是,显而易见的表单无法工作,因为accept()返回多个值。
对于具有多个返回值的函数,是否使用with语句?
下面是一个很小的例子,我想使用类似注释的代码来替换try/ like块。
#!/usr/bin/env python3
import socket
from socket import socket as Socket
with Socket(socket.AF_INET, socket.SOCK_STREAM) as serv
我很好奇 (函数的属性)是否也适用于类方法。最后,我认为它没有,还是我做错了什么?
Python 2.7.6 (default, Feb 26 2014, 12:07:17)
[GCC 4.8.2 20140206 (prerelease)] on linux2
Type "help", "copyright", "credits" or "license" for more information.
>>> class Foo(object):
... def a(self):
...
尝试使用两列从mysql数据库创建一个字典,然后为它分配一个变量,然后继续获取跟踪AttributeError: 'tuple' object has no attribute 'name'。
cursor = conn.cursor()
cursor.execute("select server_id, name from servers")
dict = {}
for row in cursor:
dict[row.server_id] = row.name
print(dict)
I've a problem in this SELECT:
前提:
我做了一个脚本,创建一个数据库与一个‘密钥’,这是一个密码加密的->代码加密:
import base64
import os
from cryptography.hazmat.backends import default_backend
from cryptography.hazmat.primitives import hashes
from cryptography.hazmat.primitives.kdf.pbkdf2 import PBKDF2HMAC
password_provided =
我想不出一种方法来检测玩家是否在Pygame的rect中点击过。我试过了
self.mouserect=(pygame.mouse.get_pos(), 8,8)
然后后来
if self.click: #(this is true if mouse button is down)
if self.mouserect.colliderect(self.a_thing_to_click_on.rect):
do_stuff
但这给了我一个AttributeError:'tuple‘对象没有'colliderect’属性。我做
假设我有一个多进程Python查询:
self.calculateLeadTime = ("""SET @lastDate = (SELECT sessionDate FROM stock
WHERE product = (%s)
ORDER BY stocksessionID DESC LIMIT 1);
SET @secondLastDate = (SELECT sessionDate FROM stock WHERE product = (%s)
ORDER BY stocksessionID DESC LIMIT 1, 1);
SET @leadTime
我正在试用PySerial库,我遇到了一个问题。我正在使用一段代码来选择我的Arduino连接到的COM端口。守则是:
import warnings
import serial
import serial.tools.list_ports
arduino_ports = [
p.device
for p in serial.tools.list_ports.comports()
if 'Arduino' in p.description
]
if not arduino_ports:
raise IOError("No Arduino found")
如果我运行这个代码:
for link in soup.findAll('a'):
href = link.get('href')
href = str(href)
我在最后一行中得到了以下错误
href = str(href)
UnicodeEncodeError: 'ascii' codec can't encode character u'\u2018' in position 68: ordinal not in range(128)
当我试图对变量进行编码时,如下所示:
for link in s
我有以下代码行,用于从python3.4中的UDP套接字发送和重新编码,其中我希望将一个文件从一个用户发送到另一个用户。这是服务器端代码:
...
data = file.read(1024)
n = int(fileSize / 1024) + 1
for i in range(n):
if(self.sock.sendto(data.encode(), ('127.0.0.1',int(self.nextUserPort)))):
print ("Sending ...")
data = file.read(1024)