attributeerror

问题 I got this error: Internal Server Error: /QOP/1/editar/ Traceback (most recent call last): ... opts = instance._meta AttributeError: 'list' object has no attribute '_meta' [25/Nov/2016 19:17:00] "GET /QOP/1/editar/ HTTP/1.1" 500 77572 models.py from django.db import models from smart_selects.db_fields import ChainedForeignKey from django.core.urlresolvers import reverse from modulos.modPessoas.models import Postos # Quadro Orgânico Pessoal class Qop(models.Model): class Meta: ordering = ['qop

问题 I have installed LDA plibrary (using pip) I have a very simple test code (the next two rows) import lda print lda.datasets.load_reuters() But i keep getting the error AttributeError: 'module' object has no attribute 'datasets' in fact i get that each time i access any attribute/function under lda! 回答1: Do you have a module named lda.py or lda.pyc in the current directory? If so, then your import statement is finding that module instead of the "real" lda module. 来源： https://stackoverflow.com

问题 I am trying to us tensorflow operations within a keras model and I am quite confused about the mechanism and what Lambda layers do to tf tensors. So this works: a = keras.layers.Input(shape=[1, 2], dtype='float', name='a') s= keras.layers.Lambda(lambda x: tf.transpose(tf.transpose(x)))(a) model = keras.models.Model(inputs=a, outputs=s) but this does not work: a = keras.layers.Input(shape=[1, 2], dtype='float', name='a') s = tf.transpose(tf.transpose(a)) s = keras.layers.Lambda(lambda x: x)(s)

问题 I am trying to do a sentiment analysis from a csv file where each row has a sentence. Reprex: print(your_list) [['Patience and Kindness and I know they truly love and care for animals, my dog also enjoys the events like seeing Santa and the Easter Bunny'], ['They are so sweet to my pets and try to fit them into the schedule when needed'], ['they call and check on our pet a day or 2 after visit make sure we fully understand treatment before we leave'], ['every member of the staff understands

问题 I receive an error File.open(classname+'.txt','a') AttributeError: '_io.TextIOWrapper' object has no attribute 'open' while trying to open a file. I need to open the file and write to the file with the scores. Here is the code if Exists==False: File.open(classname+'.txt','a') File.write(name+','+surname+','+str(1)+','+str(score)+'/n') else: File=open(classname+'.txt','w') linecount=len(filelines) for i in range(0,linecount): File.write(filelines[i]) 回答1: it should be File=open(classname+'.txt

问题 Hi there I'm trying to detect if the "w" key is pressed and I keep getting an error and can't see where I've went wrong. Grateful for advice. while 1: for event in pygame.event.get(): if event.type == pygame.QUIT: sys.exit() if event.key == pygame.K_w: #line 82 player.walkNorthAnimation() t.displayTree() The error is: Traceback (most recent call last): File "unnamed.py", line 91, in <module> main() File "unnamed.py", line 82, in main if event.key == pygame.K_w: AttributeError: event member

问题 As part of a python course I am doing one of the tasks is to generate a random number between 1 and 10 100,000 times and count how many times each number occurs. Here is the code I have written for this task: import random one = 0 two = 0 three = 0 four = 0 five = 0 six = 0 seven = 0 eight = 0 nine = 0 ten = 0 count = 0 while count < 100000: random = random.randint(1, 10) if random == 1: one += 1 elif random == 2: two += 1 elif random == 3: three += 1 elif random == 4: four += 1 elif random =

问题 So I am making a program similar to the arcade games. I want the lableGuess to appear in the toplevel window after clicking the frame but it gives me this error: AttributeError: 'Window' object has no attribute 'window' Here's the code: from tkinter import * from tkinter import font import time class Window(Frame): def __init__(self, master): Frame.__init__(self, master) self.master = master master.title("Arcade Games") master.geometry("800x600+560+240") b = Button(self, text="Guess the

问题 I am writing a very simple udp socket connection in Python 2.7 The server side is up and running. I have trouble on the client side. from socket import * serverName = '127.0.0.1' serverPort = 5444 counter = 1; while counter < 55: mySocket = socket(AF_INET,SOCK_DGRAM) try: mySocket.settimeout(1.0) message = raw_input('') mySocket.sendto(message,(serverName, serverPort)) modifiedMessage, serverAddress = mySocket.recvfrom(1024) except mySocket.timeout: print 'Request timed out!' mySocket.close()

问题 I am trying to import theano in a module, but I am getting a traceback: File "/media/tarun/6A86CA8286CA4DEF/develop/pydy/pydy/codegen/code.py", line 16, in <module> import theano File "/usr/local/lib/python2.7/dist-packages/theano/__init__.py", line 44, in <module> from theano.gof import \ File "/usr/local/lib/python2.7/dist-packages/theano/gof/__init__.py", line 38, in <module> from theano.gof.cc import \ File "/usr/local/lib/python2.7/dist-packages/theano/gof/cc.py", line 55, in <module>