15,406 Topics
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| | Hi. I need some help here with a unicode string I want to use with strptime. [code=python] >>> date u'\xa08/15/2009' >>> datetime.strptime(date, "%m/%d/%Y") Traceback (most recent call last): File "<pyshell#75>", line 1, in <module> datetime.strptime(date, "%m/%d/%Y") UnicodeEncodeError: 'ascii' codec can't encode character u'\xa0' in position 0: ordinal not in range(128) … |
 | Hi there, I'd like to know if is there a way to check my e-mail and send e-mails with python. I am trying to do that in Window Vista, and I've tried some codes with smtp, but I couldn't find a solution. Can anyone help me out with this, thanks … |
| | I thought I'd set myself a challenge as I've been programming in Python a little while now (nothing too heavy, mind you!) and make a 4-in-a-row game which I could play against the computer or another person, on a grid which i specify how big. I though I had the … |
| | Hello. I'm new here, and new to Python. I have a little experience with C++, and assembly, and just started learning Python about 2 weeks ago. I'm trying to write a program that will control servo motors in sync with an audio file (probably .wav). So far I've written programs … |
| | Ok, I am writing a client for the "instant messaging" server I just wrote. The client is in all Python, and the GUI is made with Tkinter. Anyways, my first question is this: is there a way to make a scrollbar widget automatically scroll to the bottom? Second, in a … |
| | Hi, so in order to make my problem more clear, I shall just make a simple example of what I am trying to do. I will start with a little code: [code=python]from Tkinter import * master = Tk() msgbox = Text(master) msgbox.pack() mytext = raw_input("> ") msgbox.insert(END, mytext) master.mainloop()[/code] Now, … |
| | Hello, I have created a telnet server in python. Maybe you wonder why to create a telnet server while Windows has one? Because the windows telnet server does not allow to interract with the desktop. If you try to start a GUI app, it will start and run but will … |
| | Hello all, I'm trying to run a simple client/server socket progaram from a refrence of the net to get my feet wet a bit with network programming. I can connect fine but can't seem to send data from the client due to the fact python is saying its of type"str" … |
 | Hi, I want to track changes done to wxListCtrl as user Updates it (via my custom dialog of course). I will be querying and saving updates from and to database. the problem I have in thinking how to track changes and enable/disable save button as well as update the database … |
| | I am creating a validator for the text entered in the items of a tree. I am using the EVT_TREE_BEGIN_LABEL_EDIT and EVT_TREE_END_LABEL_EDIT to accomplish this. In the scenario that the user enters text that is not allowed, I want a message dialog to pop up to tell them what they … |
| | Hi, I cannot see a separator, though it adds spaces between tools. What am I doing wrong? Here is a code below [CODE=python] self.toolbar.AddLabelTool(wx.ID_REDO, "redo", wx.Bitmap("./icons/edit-redo.png")) self.toolbar.AddSeparator() [/CODE] Also what is difference between AddLabelTool() and AddSimpleTool() ? |
| | Can Anyone tell me how to use debugger. I have only once used Wingware Wing IDE. I just clicked debugger and it will highlight error! I want to be advanced with debuggers and debugging in python. can anyone tell me how thing go up? Thanks in Advance, S. |
| | Hello Guys can somebody provide examples and explanations on how to embed MySQL server using SQLmylibd.dll (If I remember well). Appreciation to all answers, Steve |
| | Hi All, Sorry for my posting if it was already in the forum. I could not find the answer to my question. I am newbie. I have never programmed anything. I just started to learn. Now I want to do is to produce automated searches. How can I do that? … |
| | I need some help on how to draw graph at runtime in Python. I have logs running continuously which gives me CPU consumption value vs timestamp in a LOG file. (I'm able to parse these two values and create a dictionary entry for each timestamp vs CPU value.) Now I …  |
| | Hi everyone, I am doing a program with python on Windows Vista, and I've put a entry in my program, now what I need to do is only allow the user to write number, if the user tries to write anything apart from numbers and commas, appears a message box … |
| | As the title suggests how? I have successfully used pyExcelerator to convert an xls file to csv, 1) I downloaded the pyExcelerator file. 2) Extracted it and put the file under C:\Python25\Lib\site-packages 3) Then I ran the example script xls2csv.py example.xls > comma.csv but I would like to know how … |
| | Hey All I'm having trouble making executables with py2exe. I'm using Python 2.6 and I'm trying to make the simple 'Hello World!' program work as an executable. My setup script is as follows: [code=python]from distutils.core import setup import py2exe setup(console=['hello.py'])[/code] When I run the setup script in the command prompt … |
| | Hi all, I was hoping to get some help with a problem I have. I have a function that is outputting this result: test = [[11,22,33,44,55,66]] which I have reason to believe is a nested array? eg. [[11,22],0] or something like this. My question, is it possible to manipulate 'test' …  |
| | Hello guys, Please help me with wxTreeCtrl events (I have never dealt with TreeCtrl before). I want to get simple basics how to catch events As example to clarify my question, I have tree of books and I want just the TextCtrl to display the chosen parent and Item, like … |
| | I am writing an application in wxPython. It uses an XML file which populates a tree. When the application initialises it passes the XML file through xml.sax and stores all the data in a series of lists and dictionaries. One crucial element of the application is that a user can … |
| | is there anyway to repeat a function every so often without using a while True: loop? im asking because in my GUI's they dont respond when proccessing large amounts of information. I want to display the information in real time without waiting for the while True loop to exit. Thanks … |
| | Hi there, When I add a new row into the DataSet, the first time it works good but after the first time I added another row it's not working instead it generate this error message : "Update requires a valid Insertcommand when passed datarow collection with new rows" This is … |
| | Does the documentation mean what it says? The 3.1 library reference says quopri.encodestring takes a string, but feeding it a string results in an error. [QUOTE]quopri.encodestring(s[, quotetabs]) Like encode(), except that it accepts a source string and returns the corresponding encoded string. [/QUOTE] However, feeding this a str results in … |
| | Hey- I'm pretty new to python, and have a relatively simple task but I dont know the specifics about how to complete this task. I work in a research lab and part of the lab I'm not usually associated with uses a program that outputs data in a .txt file … |
| | The following fails with an error message about not being able to encode the euro char. It works fine without the €. I have the feeling I'm missing something simple here, but can't figure it out. A fix would be appreciated. I'd like to use this in 2.5.4 and 3.1 … |
| | Hello, I am not getting this sorting in python 3 with a key. If I don't use the key I get: [CODE] sorted_ent_list = entry_list.sort() TypeError: unorderable types: entry_T() < entry_T() [/CODE] If I do use a member function to return private variable from entry_T class, then it says [CODE] … |
| | I just started learning Python last week, and I was having a few issues with doing a GUI app in Tk. My main problem is this: I have a list (each member of the list is a frame with a picture and some text in it) that populates itself by … |
 | hello im new here on the forum.. so im using phyton 2.5.4 and i need help to finish this count loop [CODE=Python]while not inloged and not ended: sleep(1) print Time Time = Time - 1 if Time == 0: # os.system("shutdown -s") ended=True[/CODE] so now the count works good but … |
| | I need help with a task: [QUOTE]For example, given the input: [CODE]doubloons[/CODE] your program should output: [CODE]Yarrrrrrr[/CODE] [/QUOTE] I don't know how to do the python script. I have never done Python before. Cohen |
| | Hi I would like to know if there is any way to obtain a float result from a division between two integers other than using "from __future__ import division"? I am not looking for the .0 'trick'. Example 4/5.0 = 0.8. I want to be able to do 4/5 = … |
| | Hi! I'am trying to make a program that dispalys a label with a image, but the rest of the program is "invisible", The problem I got is when I set the opacity, it affects the whole frame. This was ofcourse excepted, but I have not yet been able to make …  |
| | Hi. I am asking help for something that I have already done. However, I believe there is a much better way to do it. I am pretty novice to python and I don't know (yet xD) all of its capabilities and I am sure some of you will find this … |
 | In an attempt to make my if statements cleaner, I figured out a simply way of making them quite a lot shorter. Instead of doing this: [code=python]elif talk_in == "quit" or talk_in == "q" or talk_in == "exit" or talk_in == "x":[/code] I can do this: [code=python]elif talk_in == ("quit" … |
| | If I have a string, i.e.: s = "'Quote Example'\tby person\n" How can I display it to view the special characters untranslated, to see: "'Quote Example'\tby person\n" instead of: 'Quote Example' by person I need to know mostly for debugging purposes since the string is generated and doesn't follow a …  |
| | (a | b): For what I have read in other forum post, if a is true, python doesn't evaluate b an returns a. (a & b): What happens with logical and? If a is false, does python evaluates b or not? Thanks for your help. |
| | The "exec" function seems to literally execute strings as code in a Python shell: >>> exec("a=2") >>> a 2 >>> However, when I tried this function from within a tkinter form, the variables were no longer accessible via their original names: a=1 #initialize the variable "a" exec(str(CodeTextBox.get())) # I entered … |
| | Hi I am developing a spell checker for my language, and I came across solving an interesing problem. It would be great if you can suggest me an optimized solution for the problem described below: I have certain group of letters like these: Group #1: c,r,b Group #2: a,z,k Group … |
| | [code=python] class ExcelDocument(): """ Some convenience methods for Excel documents accessed through COM. """ def __init__(self, visible=True): self.app = Dispatch("Excel.Application") self.app.Visible = visible self.sheet = 1 def new(self, filename=None): """ Create a new Excel workbook. If 'filename' specified, use the file as a template. """ self.app.Workbooks.Add(filename) def open(self, filename): """ … |
| | I don't want to disturb you, but I don't understand how works the properties. I mean, using this simple code: #!/usr/bin/env python2.6 def cosas(self, width): return "cosas" class Rect(object): def __init__(self, width, height): self.width = width self.height = height self.area = 0 print "Adios" @property def _area(self): return self.width * …  |
| | My program doesn't make it pass these lines on one computer: [code] import re, os, glob, time os.chdir('/Software/xampp/htdocs/catalog/temp') file_list = glob.glob('Full-EP*.txt') file_dict = dict([(os.stat(a_file).st_mtime, a_file) for a_file in file_list]) date_list = list([key for key, value in file_dict.items()]) s = file_dict[max(date_list)] datePattern = re.compile(r'^Full-EP(\d{4})(\D{3})(\d{2})-(\d{2})(\d{2}).txt$') webdate = datePattern.search(s).groups() metadata = os.stat('WEB-Price-List.txt') dbdate … |
| | I have read a little bit on XML and I will need it to get some information from already available XML files. I would like to learn it by making very small playlist. However I have encountered the two beasts. I don't know much of XML, especially with python. So … |
| | hello im not very experienced with python so sorry for any bad code i am running ubuntu 8.10 and using pyserial i have made a script that reads the serial input from an arduino if you are not familier with an arduino here is there website [URL="http://www.arduino.cc/"]http://www.arduino.cc/[/URL] for some reason … |
| | Hi, all Is there a way to get strings line by line from tk Text box? I know there is readline for files, but i don't see anything like that for tk Text box. Only thing i see is text.get(float(index1), float(index2)) but it seems unhelpful in my case, although it …  |
| | Hey guys, I have already worked on a program which uses threads, but today I just wanted to work on threading, and only threading: [code=python] import threading class first_time(threading.Thread): def print_first_time(self): print("What is your name?") for x in range(1000): first_time().start() [/code] But, the problem is, nothing happens! Why is it … |
| | Hi, I'll try and explain my problem as simple as possible. I have written a module to perform a generalised operation (as shown below). [code] from math import sqrt from math import pow from math import log10 from Numeric import * import numpy as np def Entropy(parameters, temperature): t=float(temperature/1000.0) return … |
| | Hi, I am new in Daniweb. I am trying to do a simple task in Python but cannot figure out how it works. Keeps getting it wrong. Basically, I have a main GUI class App which has 2 entry boxes where you fill two numbers, a listbox where the results … |
| | [CODE] def find_and_sep(inputstr, thing_to_find): #thing to find is a string that is a regular expression #finds thing_to_find and returns tuple of the rest (before, thing, after) inputstr.strip() #match it m=re.match(thing_to_find, inputstr) #match first instance if(m==None): return "" start = inputstr[:m.start()] mid = inputstr[m.start():m.end()] end = inputstr[m.end():] tuple_x = start,mid,end return … |
| | Hey guys, I need some help with Python (obviously). I need python to insert a space. I have: [CODE]name = raw_input('Enter your name? ') # prompt and read user's name [/CODE] and that works, and it asks me for a name, and insert it, then i got: [CODE]print 'Hello ' … |
| | Ok, I really hated to resort to threading, but it seems like I have no other choice. I am writing a client script for the "instant message" server I just finished writing. Sadly, I am having a slight problem with threading. What I would like to do is have two … |
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