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Determining the current state of a URL from a list of states containing required and optional items in Python/Flask
Question: I'd like to specify a list of possible states a URL can be in by declaring
required and optional query string parameters. Here's some pseudo code to
maybe illustrate what I mean...
... |
How do I get POST data from a free text field?
Question: Doing a modified version of the polls tutorial. Comments work with the
database when I go in the python manage.py shell but I can't get it to
actually read the post data. Any time I post a comment, the page re-renders
but no comment in the database.
Here are my ... |
Counting using DictReader
Question: Still new to Python, this is how far I've managed to get:
import csv
import sys
import os.path
#VARIABLES
reader = None
col_header = None
total_rows = None
rows = None
#METHODS
def read_csv(csv_file):
... |
How to calculate sine and cosine without importing math?
Question: I started programming in python not too long ago and I am having trouble with
a part of a program. The program will ask for input from the user and he can
input: A, B, C, M, or Q. I have completed the A, M, and Q part but I can't
figure out how to do th... |
Search a webpage and grab certain data in Python 3
Question: Im trying to get the text from a webpage with Python 3.3 and then search
through that text for certain strings. When I find a matching string I need to
save the following text. For example I take this page:
<http://gatherer.wizards.com/Pages/Card/Details.aspx... |
Create new file for each instance Python
Question: I have a file with id numbers along with the specifics on event that is
logged. (time, temp, location)
I want python to group all of the same i.d.'s into their own unique files,
storing all of the even specifics from each record.
That is to say go through each record... |
How do keys work in min and max?
Question: I run through the following sequence of statements:
>>> a =range(10)
>>> min(a,key=lambda(x):x<5.3)
6
>>> max(a,key=lambda(x):x<5.3)
0
The min and max give the exact opposite of what I was expecting. The python
documentation on min and max ... |
Adding up values in a 2D array in Python
Question: I have a numpy 2D array as follows
gona = array([['a1', 3], ['a2', 5], ['a3', 1], ['a3', 2], ['a3', 1], ['a1', 7]])
This array has 2 columns
What I want to do is create an array with 2 columns. Column 1 should have 'a1'
, 'a2', 'a3' values in its'... |
Tree interval representation in python
Question: Consider I have a tree built with
import networkx as nx
dg = nx.DiGraph()
dg.add_edges_from([('a', 'b'), ('a', 'c'), ('b', 'd'), ('b', 'e')])
I want an interval representation of the following tree, what I mean is
[1, [2, [3, 4... |
How can I execute interactive external commands?
Question: I usually write bash scripts, but I am writing one now in python. So I have
the problem that I want to run an interactive command which asks for some user
data, so ideally I would like to pass control of stdin, stdout to bash, and
then go back to my python scri... |
Getting a Syntax Error: if len(sys.argv) =! 5 no clue why the code is wrong
Question: Hello I'm working on my first python script and I've got a
> Syntax Error: if len(sys.argv) =! 5::
I really have no clue what is causing it. I'm using Python v3.3.3 in Wing IDE
5.0 on a windows box. It's my first script but I do kno... |
Python test for junction point target
Question: Under Windows with Python 2.7 is there a way to check if a folder is the
**target** of any junction points? And if so, find which symlink leads to it?
For example, in a dos shell create a junction point using mklink
C:\>mklink /J C:\junction C:\Users
J... |
Yahoo Finance - Python Web Scraper - Key Statistics and Financial Statements
Question: I am fairly new to programming, and this is my first project after reading
various guides. I am trying to scrape data from the Yahoo Finance Key
Statistics page and Financial Statements (ie.
<http://finance.yahoo.com/q/ks?s=GOOG+Key+... |
Python: How I can split edges with n nodes
Question: Is it possible to add additional nodes to the network by splitting existing
edges with given number of nodes?
Say, I generate a random graph, then I want to "cut" all existing edges into n
equal segments with nodes at the ends.
Thanks
Answer: Yes use
[`remove_edg... |
Why isn't CSS working with apache2+mod_wsgi+python3+bottle?
Question: Background: I am trying to stand up an Amazon EC2 instance using the ubuntu
server. I have installed Python3.3.2, mod_wsgi-3.5, apache2, and bottle and
jinja2 for python3. I can get a regular webpage to load using all of these
components, e.g. it rec... |
Using Python and BeautifulSoup (Saved webpage source codes into a local file)
Question: Could you help me with this problem, please?
(Environment: Python 2.7 + BeautifulSoup 4.3.2)
I am trying to using Python and BeautifulSoup to pick up information on a
webpage. Because the webpage is in the company website requires... |
Cartoonish style plots in MATLAB or Python?
Question: There is an excellent post on [Mathematica
here](http://mathematica.stackexchange.com/questions/11350/xkcd-style-graphs)
on how to make plots and graphs more cartoony and warm to an audience.
I was wondering if anyone knows of similar ways we can do this in either
... |
Error in opening a file in python
Question: Let's consider the below code:
fp=open('PR1.txt','r')
ch=fp.readlines()
print "%s" % (' '.join(ch))
print "\n"
fp.close()
Above code gives an error:
IOError: [Errno 2] No such file or directory: 'PR1.txt'
But when i am... |
TypeError: coercing to Unicode: need string or buffer, list found
Question: trying to get this data parsing script up and running. It works as far as the
data manipulation is concerned, what im trying to do is set this up so I can
enter multiple user defined CSV's with a single command.
e.g.
> python sc... |
Unable to connect to Android device from Jenkins
Question: So I used to call a MonkeyRunner script from within Jenkins to connect to a
USB Android device and run some automated tests, however MonkeyRunner itself
was rather unstable so I switched to the fantastic AndroidViewClient and
ported my test script over to use t... |
sort 2d array by date in python 3.3
Question: I have 3 arrays that are 2d and inside them is a string that is a date i would
like to sort these by that date in them. The arrays are all structured like
this:
array1 = [[1,'29-04-2013','U11'],[2,'20-05-2013','U11']]
array2 = [[1,'06-05-2013','U13'],[2,'... |
Email Error help me with syntax error
Question:
import smtplib
from email import encoders
from email.message import Message
from email.mime.audio import MIMEAudio
from email.mime.base import MIMEBase
from email.mime.image import MIMEImage
from email.mime.multipart import MIMEMultipart
... |
python pyodbc query loop only returns one result
Question: I've included the code below. Basically, I have a table (called `forumPosts`)
that has the columns `user_id`,`children`,`content`,`id`. `children` is a
string of ids for `forumPosts` that are follow up forum posts (I'm not in
charge of organizing children posts... |
Using a tree in python to get values
Question: So I am trying to create a Tree using Python to be able to try and read a text
file, which has repeating quantities within the file, and try to create a tree
out of these values and return the sentences with the Top 3 values (Explained
in more detail below).
First of all ... |
filter a Linux log file using Python
Question: I want to filter a log file to keep all lines matching a certain pattern. I
want to do this with Python.
Here's my first attempt:
#!/usr/bin/env python
from sys import argv
script, filename = argv
with open(filename) as f:
for... |
Setting up pico behind apache using mod_wsgi
Question: I'm trying to use [pico](https://github.com/fergalwalsh/pico) for a small
project. It works fine using the standard server shipped with pico but I'm
unable to get it running on apache.
I've already gone through
[this](http://modwsgi.readthedocs.org/en/latest/confi... |
Not able to go on with the Request object and callback mechanism of scrapy spider-crawler
Question: I am new to Scrapy and python.This is my spider-crawler
from scrapy.spider import Spider
from scrapy.selector import Selector
from scrapy.http import Request
from tutorial.settings import *
... |
Python FTP Upload with Multiprocessing - Uploaded Files not complete
Question: i was trying to create a ftp upload with multiprocessing like it is described
here in many different ways. The skript already uploads the files I choose but
the upload breaks up every time after uploading round about 90 KB. Does
anybody has ... |
How to call a class objects's method if it is not assigned to a variable in python?
Question: Please see the code below, how do I call the `GetCurrentSelection()` method of
`Choice()` object below? `Choice()` object is not assigned to a variable.
import wx
class ChoiceFrame(wx.Frame):
de... |
Loop gives correct output if script run in steps but not when skript runs from scratch
Question: My script contains a while loop:
import numpy as np
ptf = 200 #profiltiefe
dz = 5
DsD0 = 0.02
D0 = 0.16 #cm2/sec bei 20°C
Ds= D0 * DsD0
eps= 0.3
R= 8.314
Ptot=10130... |
Skip comments lines of different types in csv.Dictreader
Question: I have several tab delimited files that I want to read into dicts using
csvDictreader. Each file contains several comment lines starting with '#' or
'\t' before the start of actual data. The number of comment lines varies
between files. I've been trying... |
Does diesel support python 3?
Question: Interested in the diesel networking library (<http://diesel.io>). Will it run
on python 3.3?
Answer: It appears Diesel does not support Python 3.3 (or any 3.X version) at this
point.
Source: <https://github.com/jamwt/diesel/blob/master/setup.py>
import select, s... |
Run code in python script on shutdown signal
Question: I have a python script that runs in the background on startup. The starting
method is a entry in a run.sh file which is called with /etc/rc.local. The
exact entry would be "sudo python /home/pi/run/main.py &". The system is a
raspberry pi with wheezy.
The script i... |
Python, load and list a .csv in a numpy array
Question: I am loading a .csv file with this code:
import csv
import numpy as np
import scipy.spatial
points = np.array([((int(R), int(G), int(B)),float(X), float(Y), float(Z))
for R, G, B, X, Y, Z in csv.reader(open('XYZcol... |
newline in text extraction from pdf
Question: I am coding a function about extracting text in pdf, I am also using the
[pyPdf](https://pypi.python.org/pypi/pyPdf) library. Extracting was okay. But
I am encountering a couple of problems like it excluding the newline.
So I find a way to add a newline, so I have done thi... |
Extract Unicode data from CSV file
Question: I have a CSV file like this encoding UTF-8
# id english_word part_of_speech malayalam_definition
174569 .net n പുത്തന് കമ്പ്യൂട്ടര് സാങ്കേതികത ഭാഷ
116102 A bad patch n കുഴപ്പം പിടിച്ച സമയം
115869 A bed of nails n പ്രയാസപ്പെടുന... |
Parsing XML with XPath in Python 3
Question: I have the following xml:
<document>
<internal-code code="201">
<internal-desc>Biscuits Wrapped</internal-desc>
<top-grouping>Finished</top-grouping>
<web-category>Biscuits</web-category>
<web-sub-category>Biscuits (Wrappe... |
Unloading a module in Python 3.x
Question: It's clear to me that there was no clean solution in Python 2 to unload a
module, and this was a known bug, that was set to be corrected.
The posts:
[How do I unload (reload) a Python
module?](http://stackoverflow.com/questions/437589/how-do-i-unload-reload-a-
python-module/... |
Extract all tables and h4 from html
Question: I have a html file from which I want to extract all tables and h4 elements.
That is I want to take only tables and h4 from the file and use it somewhere
else. I am using Notepad++ and looking for some pythonscript to do so.
<html>
// header
<body>
... |
Python: separating a list by unique values
Question: I have the following list of list.
xlist =[['instructor','plb','error0992'],['instruction','address','00x0993'],['data','address','017x112']]]
I am trying to implement a string algorithm where at one step it needs to
separate the above list into ... |
Can't use WebRTC DataChannels with Chrome when Firefox initiates the connection
Question: I am trying to create a simple webpage using WebRTC DataChannels that sends
pings/pongs between browsers.
When **Chrome** initiates the connection and then **Chrome** connects, it
**works**.
When **Firefox** initiates the conne... |
resursive function not incrementing as expected - python/django
Question: I'm creating a tree app using Django models. Basically a user inputs the names
of different nodes, and if a node is connected to another, a recursive
function adds 1 to the parent node's "nodes" property. As soon as I add nodes
that increase a pa... |
How do I import another python file provided as command-line-argument?
Question: This is what `a.py` looks
import sys
def test_import(another_python_file):
import another_python_file as b
b.run_me()
if __name__ == '__main__':
print sys.argv
test_impo... |
Python implementing simple web data storage
Question: I am trying to develop a python `PyQt` program that allow user to enter data
about personal particulars and review them at a later time for processing
purpose.
The program will be used by less than 5 persons at the same time. So, i am
thinking to use `Sqlite3` data... |
running series of interactive shell commands in bash/python/perl script
Question: Currently, I do the following steps:
a. Grep for pid of a process and kill it.
ps -aux | grep foo.bar # process of interest
kill -9 pid_of_foo.bar # kill the process
b. start virtualenv
cd {requi... |
Getting Exception when setting django with mysql-server
Question: First of all I installed django on my Ubuntu machine
sudo apt-get install python-django
After that i created my first project using following command and a directory
named 'mysite' was created.
django-admin.py startpro... |
PyYAML replace dash in keys with underscore
Question: I would like to map directly some configuration parameters from YAML into
Python argument names. Just wondering if there is a way without writing extra-
code (to modify keys afterwards) to let YAML parser replace dash '-' in a key
with an underscore '_'.
... |
How do I sign in using urllib and then access webpages using that authority in Python?
Question: So, what I want to do is sign in to Wallbase.cc and then get the tags for a
NSFW wallpaper (you need to be signed in for that). It seems as if I can sign
in fine but when I try to access the wallpaper page it throws up a 40... |
Combing 2 python Lists and sorting by date while preserving source
Question:
import datetime
dic1 = [datetime.datetime(2014, 2, 4, 17, 48, 4), datetime.datetime(2014, 2, 4, 17, 48, 4), datetime.datetime(2014, 2, 4, 17, 58, 18), datetime.datetime(2014, 2, 4, 17, 58, 18), datetime.datetime(2014, 2, 5,
1, 8,... |
Simple PyQt demo from book doesn't work
Question: I'm brand new to GUI programming under Python and just got the book "Rapid GUI
Programming with Python and QT" by Summerfield. The very first simple example
("pop-up alert in 25 lines") on page 112 works, but my attempt to exactly
replicate the second example ("an expre... |
How to fix the AttributeError: 'str' object has no attribute '_radius'?
Question: I have this python code which seem very straight forward but when I try to
load it I get an error as above. you can view the full error message below
too. Please what am I doing wrong? Thanks you.
import math
class... |
Python FTP download 550 error
Question: I've written an ftp crawler to download specific files. It works up until it
finds the specific file it wants to download, and then it throws this error:
ftplib.error_perm: 550
The file exists in my download folder, but the size of the file is 0 kb. Do I
need... |
python how to run script in folder
Question: This is my python path:
PYTHONPATH = D:\PythonPath
in the `PythonPath` folder I have `MyTests` folder that has a `Script.py`
in the `PyThonPath` folder I have `ScrapyingProject` folder
inside the `Script.py` I do this:
from ScrapyingProj... |
Python: make a list generator JSON serializable
Question: How can I concat a list of JSON files into a huge JSON array? I've 5000 files
and 550 000 list items.
My fist try was to use [jq](http://stedolan.github.io/jq/), but it looks like
jq -s is not optimized for a large input.
jq -s -r '[.[][]]' *.js ... |
Generating random strings with few characters
Question: I'd like to generate unique random strings with Python, so I'm leveraging
[uuid4](http://docs.python.org/2/library/uuid.html#uuid.uuid4).
from uuid import uuid4
def generate_random_string():
return uuid4().hex
The problem is t... |
Script not iterating over multiple lines with count
Question: I have a script where python should take each line at a time and do lots of
stuffs (alignment and co.) So I tried to use count in order to iterate over
every lines in my input file.
However, when I run it, it only uses the last line of the input files and r... |
How would you make this script run faster?
Question:
import urllib2
import time
def hunt(url, start="<blockquote>", end="</blockquote>"):
while 1:
x = urllib2.urlopen(url)
y = x.read()
print y[y.find(start):y.find(end)]
time.sleep(1)
I'm tr... |
Alternative way of connecting to PIL library?
Question: Usually the library PIL is connected as follows:
from PIL import ImageTk, Image
I would like to connect it this way:
import PIL
but my version does not work. Here's the code:
import os, sys
import tkint... |
String Subsequence Kernel and SVM using Python
Question: How can I use Subsequence String Kernel (SSK) [Lodhi 2002] to train a SVM
(Support Vector Machine) in Python?
Answer: I have come to a solution using the Shogun Library. You have to install it
from the commit [0891f5a38bcb](https://code.google.com/p/shogun-
too... |
pro = pro*(x[ip] - x[ir]) giving tuple index out of range error new to python
Question: This is the code and please help I'm getting **tuple index out of range
error** in line 19
import math
n = 7
x = 0.5,1.2,2.1,2.9,3.6,4.5,5.7
y = 3.2,5.2,9.3,14.6,20.5,30.1,45.2
xx = 3.4
yy = y[0 ]
... |
BeautifulSoup Finding Subdirectories
Question: I'm trying to figure out how to find sub-directories on a webpage with
BeautifulSoup in Python. I have an idea on how I would do it. This is what I
had in mind:
from bs4 import BeautifulSoup
html = '''<a href="/images/pic.png">images</a>
<a href... |
Flashcard Game: How to keep score
Question: I'm trying to build a flashcard game in python for python terms. A few of the
specs I'd like it to have are:
1) The program should store scores in a file 2) Scores should keep track of
each word and / or key and keep track of how many times guessed correct and
incorrect 3) A... |
Why does Python 2.7 sign extend HDC returned from GetDC() on x64?
Question: On Python 2.7.5 (default, May 15 2013, 22:44:16) [MSC v.1500 64 bit (AMD64)]
why is the return value of **GetDC()** sign extended?
from ctypes import *
hDC1 = windll.user32.GetDC(None)
print hex(hDC1), hDC1, type(hDC1)
... |
Instantiate object "at module level" in Django
Question: I want to use an [mpd client](https://github.com/Mic92/python-mpd2) in a
Django project and would like to avoid having more connections to the mpd
server than necessary. I think the easiest way to achieve this is to reuse the
mpd-client object instead of creating... |
Writing a Python script to print out an array of recs in lldb
Question: I need help with the `SBValue class` used in the `lldb` Python module which is
used for creating scripts for lldb debugging sessions.
I am in the process of porting my kext test and debug system from `gdb` to
`lldb` so I can start using the latest... |
Adding many scrolledpanels to one scrolledPanel in wxPython
Question: Level: Beginner
I am developing a GUI with wxPython on Windows 7 OS. Python version is 2.7 ad
wxPython version is 3. My GUI looks as shown in the image below:
I would like to take some time to expl... |
How to save a Java object in Jython/Python
Question: I'm building a Python UI using Tkinter. For the needs of the program, I've to
connect Python with Java to do some stuff, so I'm using a simple Jython script
as a linker. I cant use Tkinter with Jython because it's not supported.
`Python (ui.py) -> Jython (linker.py)... |
How to size a panel to fit a grid
Question: Here is the simplest example I can make of what I am trying to do. It is a
grid inside a panel:
#!/usr/bin/env python
import wx
import wx.grid
app = wx.App(False)
class InfoPane(wx.grid.Grid):
def __init__(self, parent):... |
Simulating the Knight Sequence Tour
Question: I am currently trying to write a simple multi-threading program using Python.
However I have run on to a bug I think I am missing. I am trying to simply
write a program that uses a brute force approach the problem below:
thumbfiles = os.listdir(DIR_THUMBS)
ro... |
How to use unordered_map in cython?
Question: I want a step by step guide, how to use unordered_map in cython.
I've included file unordered_map.pxd into Cython/Includes/libcpp from
<https://gist.github.com/ikuyamada/3265267> and use 3 other files:
main.py:
import pyximport;
pyximport.install()
... |
PyQt5 tray icon disappears
Question: Using PyQt5 5.2 and Python 2.7.6 on Arch Linux with XMonad 0.11 and trayer (or
stalonetray).
Wrote up a little demo program:
#!/usr/bin/env python2
from PyQt5 import QtGui, QtWidgets
import signal
signal.signal(signal.SIGINT, signal.SIG_DFL)
... |
LaTeX document and BoundingBox of an eps file created by matplotlib
Question: I am having a problem in including an eps file generated by matplotlib into a
LaTeX document. The size of the figure does not seems to be recognized
correctly, and the caption overlaps with the figure.
Please see the image below. This is the... |
shorten csv file based on rules python
Question: I am stuck writing the following program.
I have a csv file
"SNo","Column1","Column2"
"A1","X","Y"
"A2","A","B"
"A1","X","Z"
"A3","M","N"
"A1","D","E"
I want to shorten this csv to follow these rules
a.) If the SNo... |
Align unicode text in terminal window using default monospace font
Question: I am pulling data from the web and want to align it in a table in a terminal
window. I can align the text fine in most cases but when the text contains
certain symbols or foreign characters things get messy. How can I handle these
characters? ... |
Django: Class based view instantiated for each request, is it efficient?
Question: I found this in the Django documentation:
> While your class is instantiated for each request dispatched to it, class
> attributes set through the as_view() entry point are configured only once at
> the time your URLs are imported.
Wou... |
Problems writing to file in python while using tweepy
Question: I am working on a project for which I need to extract tweets. I have used
tweepy in python for the same, using various sources of information available
online as I'm not very comfortable with python. I am coming across two issues
I haven't been able to res... |
Opening A large JSON file in Python with no newlines for csv conversion Python 2.6.6
Question: I am attempting to convert a very large json file to csv. I have been able to
convert a small file of this type to a 10 record (for example) csv file.
However, when trying to convert a large file (on the order of 50000 rows i... |
Rock, paper, Scissors (python 3.3)
Question: Hi i'm making a rock paper scissors game and i have made the following script
so far:
def main():
from random import randint
UserChoices = input("'rock', 'paper' or 'scissors'? \n Input: ")
if UserChoices == "rock":
UserChoi... |
Are unittest base classes good practice? (python/webapp2)
Question: I'm rather new to unit-testing and am trying to feel out the best practices
for the thing. I've seen several questions on here relating to unit-test
inheriting a base class that itself contains several tests, for example:
class TestBase(... |
How to apply multiprocessing in my Python code?
Question: I need help with applying multiprocessing in my code. I tried reading the
multiprocessing section of the Python documentation, but I just don't know how
to apply it to what I have. I believe what I do want to use is Pool, though.
Below is part of one of the pyth... |
How to measure distance at angle in image python
Question: I'm working on a particle filter for an autonomous robot right now, and am
having trouble producing expected distance measurements by which to filter the
particles. I have an image that I'm using as a map. Each pixel represents a
certain scaled area in the envi... |
Interchange values and keys in OrderedDict Python
Question: Here is my OrderedDict
o=OrderedDict([('xmllist', 123), ('A', 124), ('B', 125), ('C', 126), ('D', 127)])
How can i interchange its keys and values as ,
o=OrderedDict([('A', 123), ('B', 124), ('C', 125), ('D', 126)])
A... |
Python Socket errno 10054 only when client.py runs
Question: There are some other posts about this issue but none did help me with mine.
I'm trying to build a total simple server - client relationship in python
server.py
#!/usr/bin/python
import socket
s = socket.socket(socket.AF_INET, sock... |
Making python import statements 'insensitive' to working dir of launching script
Question: I am new to python and am running into an unusual situation with my imports.
Basically, I am just trying to organize things into packages. As an example,
see this basic directory structure:
root
|
-... |
Python BeautifulSoup Extracting PHP Links
Question: I'm having a problem in Python with BeautifulSoup. I need to extract all files
on the page that end in ".php", but they also have to be local files. They
can't be from another website. This is what I have so far:
from bs4 import BeautifulSoup
... |
Python: separate matrix by column values
Question: I have a matrix `A` with 3 columns that looks something like, but much larger:
[[10 15 1.0]
[21 13 1.0]
[9 14 0.0]
[14 24 1.0]
[21 31 0.0]
...]
I want to create two separate matrices: one that contains all of the data with... |
dynamic filename in python
Question: I'm facing a problem in coding the file management part of my algorithm.
The aim of my file manager is to take a source file, then read it line by
line, and split each line in a new file according to filters.
Data are separated with tabulation `\t`.
The filter consist of gatherin... |
Using python to analyse coin tossing statistics
Question: I have been learning python programming on
[edX](https://www.edx.org/course/mitx/mitx-6-00x-introduction-computer-
science-586) which is a very good course and I can so far fully recommend.
Having just watched a TED talk on
[Statistics](http://www.ted.com/talks/... |
XML parsing ExpatError with xml.dom.minidom at line 1, column 0
Question: i've a Python script which stopped working about a month ago. But until then,
it worked flawlessly for months (if not years). A tiny self-contained 7-line
script is provided below to demonstrate the problem.
i ran into an XML parsing problem wit... |
Adding items to wxpython combobox...?
Question: I am new to python programming and to this forum as well. I am preparing a
wxpython program (GUI) which has 2 comboboxes. First is for the Teams and the
second for team members. All the data is stored into a access database and I
am successful in fetching and adding the t... |
Python - Json export to txt adds unexpected characters/separators
Question: I'm trying to write a json object to a txt file to be used in an other
program. The file generated by code presents unexpected behavior (in my
opinion):
f = {'nt' : 50, 'nt_array': [10,20,30] }
json_obj = json.dumps(f)
f=... |
Python TKinter: frame and canvas will expand horizontally, but not vertically, when window is resized
Question: For some reason, I was able to get this TKinter frame (`allValOuterFrame`) to
expand both vertically and horizontally when its window is resized, but
however, it appears that the canvas that the frame holds, ... |
python log n choose k
Question: scipy.misc.comb, returning n choose k, is implemented using the gammaln
function. Is there a function that stays in log space? I see there is no
scipy.misc.combln or any similar. It is trivial to implement myself, but it
would be convenient if it were already in a package somewhere. I do... |
Python: Run Script Under Same Window
Question: I am trying to setup a program where when someone enters a command it will run
that command which is a script in a sub folder called "lib".
Here is my code:
import os
while 1:
cmd = input(' >: ')
for file in os.listdir('lib'):
... |
Python: How to download file using range of bytes?
Question: I want to download file in multi thread mode and I have following code here:
#!/usr/bin/env python
import httplib
def main():
url_opt = '/film/0d46e21795209bc18e9530133226cfc3/7f_Naruto.Uragannie.Hroniki.001.seriy... |
how to access gmail use python?
Question: I wanna access gmail use python and oauth2.0,so I download the oauth2.py from
"<http://google-mail-oauth2-tools.googlecode.com/svn/trunk/python/oauth2.py>".
And this is my demo:
import oauth2
import imaplib
import email
from oauth2client.client import... |
Sieve Of Atkin Implementation in Python
Question: I am trying to implement the algorithm of Sieve of Atkin given in Wikipedia
Link as below:
[Sieve Of Atkin](http://en.wikipedia.org/wiki/Sieve_of_Atkin)
What I've tried so far is the implementation in Python given by following
Code:
import math
is_p... |
Namespacing inside tags with Python lxml's SubElement
Question: I'm using Python and the lxml library to produce an XML file that I want to
look like this:
<item>
<a:text>hello</a:text>
</item>
However, I can't manage to produce this, I've tried the following code:
import l... |
Python uses a lot of RAM
Question: I wrote this simple code below to compare the speed of Python and Fortran.
import time
start = time.time()
x = 0
for i in range(1,1000000000):
x = x + i
x = 0
end = time.time()
print end - start
I set x ... |
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