text stringlengths 226 34.5k |
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Changing the range of the histogram in Python 3.4
Question: Here is a program that displays the histogram of the list below:
costlist = [48, 43, 51, 36, 6, 25, 51, 71,
59, 70, 78, 36, 18, 84, 5, 9, 13,
90, 71, 39, 80, 2, 69, 48, 21,
66, 10, 37, ... |
can't insert data into sqlite3 using python
Question: I can successfully create table in sqlite3 database using Python but I can't
insert data to it
# coding: utf-8
import sqlite3
text = "Welcome"
def cur_execute(data):
con = sqlite3.connect('sqlite3.db')
try:
... |
ipython doesn't update figure while rerun the script on Mac
Question: I haven't been able to find an answer to my question using google, so I will
make a new post here.
I'm using matplotlib with ipython. I'll use a simple script (called a.py) to
demonstrate my question.
#/usr/bin/python3
import... |
malayalam word sense disambiguation in python
Question:
# encoding=utf-8
file=open("mm.txt","r+")
wordcount={}
for word in file.read().split():
if word not in wordcount:
wordcount[word] = 1
else:
wordcount[word] += 1
print (word,wordcount)
file.close();
... |
How to convert Decimal Floating-Point To 64-bit Hexadecimal using IEEE-754 Floating-Point convention
Question: Are there any solutions to convert Decimal Floating-Point To 64-bit
Hexadecimal using IEEE-754 Floating-Point convention?
I have decimal 4275451536 which needs to be converted into IEEE-754
Hexadecimal which ... |
pySerial write() works fine in Python interpreter, but not Python script
Question: Recently, I am trying to make sort of "light control" on Arduino. I use
Raspberry Pi to send the control message via serial port (USB cable).Here is
the Arduino code :
int redled = 12;
int whiteled = 48;
void ... |
Use system python in homebrew
Question: Is it possible to use system python in homebrew?
I have python 2.7.5 installed on my mac, but when I try to install any
homebrew package with python in dependencies, it starts loading python 2.7.9.
It is important for me to use system python because of lots of installed
python ... |
Reportlab - Command
Question: I am new to python and reportlab, but trying to generate a PDF file where I
write my hostname into it.
This is my code, and the title. How can I print my hostname and generate a PDF
with it?
#!/usr/bin/python
from reportlab.pdfgen import canvas
def hello():
... |
Making an AI that talks through a JPanel
Question: I have been working on a small Artificial Intelligence, and I am having
trouble with getting the AI to write the answer to a JTextField in a JPanel
that is in a JFrame.
package iamthethomas.artint;
import java.util.Scanner;
import java.... |
understanding decode() and encode() unicode
Question: I just can't get how the functions `decode()` and `encode()` work on python2.7
I tried the followings statement
>>> s = u'abcd'
>>> s.encode('utf8')
'abcd'
>>> s.encode('utf16')
'\xff\xfea\x00b\x00c\x00d\x00'
>>> s.encode('utf32')... |
Function in Python keeps returning unnecessary floats
Question: I have the following code, which keeps producing errors:
import math
def pen_checker(number):
print(number)
for x in range(1, number):
y = x*(3*x-1)/2
if(number == y):
return True
... |
Python: Create an incrementing variable that changes based on a condition
Question: I want to create a variable called 'inc' that increments sequentially each
time a condition is met (say, Delta>=5), holds the same otherwise, and resets
to 1 each time it encounters a new group (ID in this example). So here's an
example... |
How can I sort lines and extract information in Python?
Question: I have this file text:
<< end of ENERGY.
iupac_m_486_> OE1/2 will be swapped: -136.1396 1 1
openf___224_> Open Dominio1.BL00100001.pdb
wrpdb___568_> Residues, atoms, selected atoms: 268 2115 ... |
Pyomo's SolverFactory cannot create Ipopt (OSX) - possibly related to COIN-OR
Question: I'm trying to use Pyomo to find the optimal values of a Python model on OSX. I
got the script from <https://github.com/shoibalc/recem>, and installed Pyomo
and COIN-OR following the instructions to the extent that I could, changing ... |
How to use Cython typed memoryviews to accept strings from Python?
Question: How can I write a Cython function that takes a byte string object (a normal
string, a bytearray, or another object that follows the [buffer
protocol](https://docs.python.org/2/c-api/buffer.html)) as a [typed
memoryview](http://docs.cython.org/... |
Deleting using Enumerate function skipping character
Question: _I Read Several Post on this skipping character while deleting but didn't find
solution_
**I am trying to make anti-vowel program in python 2.7 but stuck at multiple
points which are.!!**
1. As in my program, I made a copy of list to iterate over it, so... |
Pygame not handling keyboard or mouse events properly
Question: I have recently reinstalled pygame on my Mac. I installed pygame 1.9.2a0. I
have the same version on my windows and the same version before on this very
Mac. But I am getting strange results with this new installation. I noticed
that all the draw commands ... |
Python AttributeError: 'module' object has no attribute 'suite'
Question: For some reason in some cases this code does not work. I have tried the exact
same file (entire thing selected and copy/pasted into a file) in another
directory and it was able to parse. It's quite frustrating as there isn't
anything different ab... |
Python, AttributeError: 'float' object has no attribute 'encode'
Question: I have a script which consumes an API of bus location, I am attempting to
parse the lat/lng fields which are float objects. I am repeatedly receiving
this error.
**row.append(Decimal(items['longitude'].encode('utf-16'))) AttributeError:
'float'... |
Check if value is zero or not null in python
Question: Often I am checking if a number variable `number` has a value with `if number`
but sometimes the number could be zero. So I solve this by `if number or
number == 0`.
Can I do this in a smarter way? I think it's a bit ugly to check if value is
zero separately.
# E... |
python: getfilesystemencoding() returns different value in shell and wsgi
Question: When I type 'sys.getfilesystemencoding()' in shell, I got the result "utf-8"
>>>
>>> import sys
>>> sys.getfilesystemencoding()
'UTF-8'
>>>
But when I run in a WSGI script , I got the result "ANSI... |
Is an eigen recognition model picklable?
Question: I have a python-based face recognition script running several processes
(threads?) all doing different things. I am attempting to use one of these to
re-train the model once the training images have been changed/updated.
I have tried sending the model through the pyth... |
Python code, copied from book & website but still not working 3.4
Question: First of, i'm sort of new to Python so sorry if this question is obvious. The
detect english module appears to be wrong, but it functions perfectly fine
when calling it and running it on its own, theres no errors when running it
alone and i've ... |
can i use c-like arrays in python instead of lists as list are slow
Question: <http://www.hackerearth.com/problem/algorithm/little-deepu-and-array/>
This is the problem on above link which i solved using python. but as list are
slow i am not able to pass all test cases due to time constraint, whereas when
solved using... |
Pycharm project imports modules incorrectly
Question: I have a repo with a Flask webapp and a separate python directory, and I'm
using PyCharm.
My project directory is:
/backup/
__init__.py
python modules etc
/webapp
/py
__init__.py
/lib
... |
How to process video files with python OpenCV faster than file frame rate?
Question: I have video file that I am trying to process one frame at a time,. I tried
use VideoCapture class to do reading with following type of code. The problem
is that if video file is recorded at 25 frames / second, the reading happens
at s... |
How can I log into a simple web access login using Python?
Question: I'm trying to create a little Python script that'll log into a web access
authentication page for me automatically for the purposes of convenience (the
login appears each time the computer is disconnected from the network).
![login](http://i.stack.im... |
Python position of a character in a string in a list
Question: So, say I have a list with 5 strings. The strings are seven characters long.
list = ["000000A", "000001A", "000002B", "000003C", "000004C"]
Now, with this list, I want to find what position the string is in the list
which the 7th charac... |
django-debug-toolbar won't display from production server
Question: I'd like to view the Django Debug Toolbar when accessing my production website
which is running Django 1.6. My server is running Debian 7.8, Nginx 1.2.1, and
Gunicorn 19.1.1. However, when I try to access the site after adding DDT to my
installed apps,... |
'module' object has no attribute 'date_range' in python
Question: I am learning pandas in Python.Below is my code in Terimal:
import pandas as pd
dates = pd.date_range('20130101', periods=6)
Then I get this message:
Traceback (most recent call last):
File "<stdin>", line 1,... |
Extract Contributors from repo in python by interacting with GITHUB API V3
Question: I am using pygithub3 wrapper to interact with GITHUB API. I am trying to get
the list of contributors from a git repo, following is my code:
from pygithub3 import Github
gh = Github()
s = gh.repos.list_c... |
Creating array and writing to excel column using Range function using Python
Question: I would like to create a data container on the fly in my python script (based
on calculations), and then write this to a **column** within excel using
win32com client and the range() function. I can successfully do this for a
row, bu... |
Python newbie and unsupported operand
Question: I'm just learning python and am trying to make a program that calculates loan
rates. I keep getting an unsupported operand type for *: 'function' and 'int.'
with references to lines 14 and 8. I'm not sure what I'm doing wrong. Here is
the code:
from sys imp... |
Setting up embedded Python for Scripting a C++ Game
Question: I'm having trouble achieving this. What I'm stuck with is trying to expose
Modules written in C++ to an embedded python interpreter.
I'm using boost::python, but I'm not sure what I'm supposed to do for this, as
the documentation seems to be lacking, to say... |
i keep getting the error 'module' object has no attribute 'init'
Question: Especially when i run it from an external python file and just run it using
IDLE or Pycharm..Please Help...but at times it works with in the interactive
shell and then something happens and it starts its problems ....I simply typed
... |
How to pack the elements of product of matrix multiplication back
Question: A beginner to Python, I am trying to work my way into understanding how to do
things in as Pythonic a way as possible.
I am attempting to write a function to which returns result of matrix
multiplication of 2 matrices. here's what I came up wi... |
Opening a window from another window in python using pyqt framework
Question: I am trying open a pyqt window from another pyqt window on clicking a button
but i can't really get a hold do it . Both the python files opening.py and
signup.py can run standalone on their own but i can't think of a way to link
them ...(Runn... |
image does not display in ipython
Question: The image does not load if it is part of a while loop. For e.g. the following
works as expected:
from IPython.display import Image
Image(filename='someimage.jpg')
But this does not work:
while True:
Image(filename='someimage.jpg... |
Detect if IPython Pylab GUI event loop is active
Question: Is there a canonical way of detecting inside the interpreter if IPython was
called with options like`--pylab=...` or `--gui=...`?
The reason: I want to do some asynchronous plotting in a separate process, as
show in the sample script `tst_process.py`:
... |
Python like package name aliasing in Scala
Question: I know that in Scala you can alias things inside package like that: `import
some.package.{someObject => someAlias}`
Is there a way of creating alias for package name, not for classes/objects
inside it ?
For example in Python you can do: `import package as alias`
... |
Retain Excel Settings When Adding New CSV
Question: I've written a python/webdriver script that scrapes a table online, dumps it
into a list and then exports it to a CSV. It does this daily.
When I open the CSV in Excel, it is unformatted, and there are fifteen (comma-
delimited) columns of data in each row of column ... |
Program along with all the switches, runs great, but argparse '--help' throws a lot of errors
Question: I am using argparse in Python to handle arguments in my program. For instance,
as seen below, if I use the argument '-p' a specific module is execute. Now,
all arguments and the program runs great. But when I try to ... |
After installing lpthw.web the does nothing
Question: So, I am going over "Learn Python The Hard Way" and have an issue with Chapter
50 "Building my first website".
jharvard@appliance (~/Dropbox/Python/gothonweb): ls -R
bin docs gothonweb templates tests
./bin:
app.py
./docs... |
How to efficiently process a large file with a grouping variable in Python
Question: I've got a dataset that looks something like the following:
ID Group
1001 2
1006 2
1008 1
1027 2
1013 1
1014 4
So basically, a long list of unsorted IDs with a grouping variable as well.
... |
Can ThreadPoolExecutor help single-threaded application efficiency?
Question: We want to make an e-commerce application, and the team are python devs, but
not using python web frameworks (Django/Flask...), and because we found that
Tornado was excellent by its simplicity, we gave him a big percentage.
But the problem ... |
How to launch a couple of python scripts from a first python script and then terminate them all at once?
Question: I have a function in a python script which should launch another python script
multiple times, I am assuming this can be done like this(Script is just my
imagination of how this would work.)
... |
How do I automatically accept subscriptions using python and XMPPPY?
Question: I'm making a chat bot for a game I play and the bot itself is working fine,
now what I need to do is make the bot auto-add any requests it gets.
I'm not sure what to do about this, doing some googling I found someone state
that `def add_fri... |
Statement decorators
Question: We have some code that looks like this:
from third_party_library import foo
for n in range(3):
try:
foo(args)
break
except:
print "Retry %i / 3" % n
I would like to use a decorator, allowing our code to be m... |
Store data as numbers in a file in Python
Question: I wrote a program that opens a file and read it line by line and store just
the third element of each line. The problem is that, when I write those
outputs into a file I need to change them as strings which is not suitable for
me due to the fact that I want to do some... |
How to get the matched string
Question: I am using any() in python
from inActivePhrase import phrase
detailslist=[]
for detail in detailslist:
inactive = any(term in detail for term in phrase)
Where the phrase will have the list of strings like below
phrase ... |
TypeError when using substring function in Python 3
Question: I wrote a function to open a csv, find max of data in a column & then
substring to take only last 4 digits. It worked very well for almost 2 hours.
But suddenly failing with the error `TypeError: unorderable types: float() >
str()` Relevant code is:
... |
gtk : combo of pictures in a treeview
Question: I'm trying to make a combo box of pictures (as bellow) inside a treeview cell
to make a selection.
I tried to use a `cellRendererComboNew` to render the combo but the options to
fill the combobox `cellC... |
How to import all imports of another .py file
Question: ### Info
* python version: 3
* development environment: eclipse luna
### Goal
I'm currently developing an addon system for a program. My Idea was to create
a file where I import all addons. This file is generated during the addon
instalation process (when y... |
AttributeError: 'Browser' object has no attribute 'manager' when test spynner
Question: I'm trying to use spynner to auto-click some button in the HTML source code as
a small test. But I'm receiving this error. Traceback (most recent call last):
File "build\bdist.win32\egg\spynner\browser.py", line 287, in _on_reply
At... |
how PYTHONIOENCODING fits with python2
Question: I'm trying to understand how PYTHONIOENCODING environment variable fits with
Python2.7, so I tried the following things with the interactive prompt:
antox@antox-pc ~/Scrivania $ export PYTHONIOENCODING='latin1'
antox@antox-pc ~/Scrivania $ /usr/bin/pyt... |
Recieve output from a second Python script that I have called from my first Python script
Question: I tried to look for an answer to this before I posted it, but I'm having
trouble wording it. So, if theres a duplicate question on the site, I
apologise.
I have a Commend Line python script (in this example we'll call i... |
Windows 7 Heroku Python Django LNK2001 psycopg2 error
Question: I'm following heroku's instructions on how to build a web project using python
and django on windows and haven't been able to figure out my LNK2001 psycopg2
error.
Tutorial links:
* [Link to Heroku's instructions](https://devcenter.heroku.com/articles/... |
Python 3.4 pip install
Question: I am trying to install the `xlrd` module on my Mac, however when I open `IDLE`
and import the `xlrd` module, I get the error:
Input Error: No module named xlrd
To install it, I used in my home directory...
sudo pip install xlrd
... and it is in... |
Python Tkinter- Direct pointer back to Entry() box
Question: When A user inputs a blank string of text I can either pop up a new input box
which looks nasty or, like a webpage, direct the cursor back into the Entry()
box
Unfortunately after searching I am still completely clueless as to how I can
achieve this directio... |
Python Web Scraper Using Requests - Not Redirecting Like It Should
Question: So I was bored, and I decided to do some web scraping just for fun and work on
my programming skills. I tried to scrape a more "difficult" site such as
<http://www.aa.com> (American Airlines). I say difficult because it has a
redirect url afte... |
Attempting to install Portia on OSX or Ubuntu
Question: Could someone help me? I have been over and over installing Portia. All goes
well until I get to the point where I am using the twistd command and I get
this:
(portia)Matts-Mac-mini:slyd matt$ twistd -n slyd Traceback (most> recent call
last): File "/Users/matt/p... |
Djano CMS + uWSGI + virtualenv + socket causing PendingDeprecationWarning error in uWSGI logs
Question: Here's the error:
Traceback (most recent call last):
File "/var/apps/tango/envs/tango-env/local/lib/python2.7/site-packages/django/core/handlers/wsgi.py", line 187, in __call__
self.load_... |
Is it possible to use win32gui/pywin32 on Ubuntu Linux?
Question: I have a certain software written for Windows invironment and I'm trying to
port it in Linux. It is heavily based on pywin32 (among other two python GUI
libraries like Tkinter and wxPython) and depends on win32gui.
I don't have pywin32 installed on my U... |
Im trying to Send a random number though a email but i keep getting a error
Question: My code is an email code for a generating number to send via email
msg = ('The number is',random.randrange(300,400),'Enjoy')
But I get this error:
Traceback (most recent call last):
line 30, ... |
How can I write a velocity field to a VTI image with anaconda Python?
Question: I am trying to write a VTK Image Data file (.vti) with python. For my python
coding I am using the Anaconda distribution. I am using the evtk package,
which has the ability to write a vtk file.
The data I need to write is a velocity for wh... |
Python pickle: Unclear "AttributeError: can't set attribute"
Question: While using `pickle.load(...)`, there's a possibility that `AttributeError:
can't set attribute` is raised. However on a bigger pickle file this error
doesn't help at all (because I have no idea what causes it).
Are there any ways to get more infor... |
python heroku syncdb error
Question: Disclosure: I have no idea what im doing.
I'm getting the following error. Could not import settings
'mvp_landing.settings' (Is it on sys.path? Is there an import error in the
settings file?): No module named dj_database_url
I've looked up this answer and most lead to looking at s... |
How to import lib folder within Modules
Question: I had a GAE app which contains three Modules and a lib folder. When I tried to
import the 3rd party library from the lib folder. GAE pops a ImportError.
I could get it to work by symlinking ./lib to ./Module_1/lib and
./Module_2/lib and also creating a appengine_config... |
Itertools Zip Two List into each other
Question:
c = list(itertools.chain.from_iterable(zip(list_a, list_b)))
I have two list `list_a` and `list_b`
`list_a` has one more element than `list_b` and i want to insert between two
elements of a one element of b.
Unfortunately this method from above deletes the l... |
Issue Converting Matlab Code to Python when trying to sum array
Question: I am converting a Matlab code to Python but facing an issue in below lines:
Code:
Matlab:
P_asef_t = sum(P_asef);
P_aseb_t = sum(P_aseb);
Python:
import numpy as np
import scipy
P_asef_t = np... |
Porting Python 2 code that uses _multiprocessing
Question: I'm currently porting some Python 2 code that was being run with pypy over to
python 3. I'm a bit stuck with dealing with some code that uses
`_multiprocessing` as the documentation is hard to find for this.
from _multiprocessing import address_o... |
Python regEx to find positions of xml data
Question: I want to extract the position of XML data with python regEx or using any
other method and the data part can be numbers, words,ip or any tags.
PUT /mg/co.xml HTTP/1.1
Host: 19.16.7.59
User-Agent: Mozilla/5.0 (X11; Ubuntu; Linux x86_64; rv:31.0)... |
Write a list in a python csv file, one new row per list
Question: I have the following source code, where I am trying to write a list in a csv
file. I need every new list to be written in a new line of this csv file. The
source code is the following:
import csv
list1=[55,100,'dir1/dir2/dir3/file.txt'... |
Unable to create file system object in wmi using python
Question: I connected to remote windows server using `wmi`. I want to create filesystem
object to extract file version of file on remote server.
My code goes like this:
# mc_name-machine name, login_machine() to login
c = login_machine(mc_name)... |
Can someone explain how Python's subprocess module communicates with Command Prompt?
Question: I am very new to programming and have been pouring over this site and others
to better understand how I can write a script in Python (version 3.4.1) that
does what I already know how to do in Command Prompt (version 6.3.9600)... |
Splines with Python (using control knots and endpoints)
Question: I'm trying to do something like the following (image extracted from wikipedia)
#!/usr/bin/env python
from scipy import interpolate
import numpy as np
import matplotlib.pyplot as pl... |
How can I find Time Zone Database version when using `arrow` or `dateutil`?
Question: I am using `arrow` module for Python for time zone manipulations. As far as I
understand it, it relies on `dateutil` module for time zone information.
`dateutil` claims:
> Internal up-to-date world timezone information based on Olson... |
How to pick up the elements has similar name in a list?
Question: I have a list:
['15g', 'engout', 'ImpactTphase.py', 'LANL.INI', 'OUTGRAF.TXT', 'OUTPAR.TXT', 'par.bat', 'pargraf1.BAT', 'parphase.py', 'RFFLD000.TBL', 'RFFLD010.TBL', 'sp4.acc', 'Tablplot.log', 'tape2.t2', 'tape3.t3', 'TIMESTEPEMITTANCE185... |
python function capitalize first letter only
Question: I need build a function to transform 1st character only, from any word but
also this function need address the problem if the 1st character from the word
doesn't starts with a character, for example '_sun',' -tree', '2cat' these
words need be like _Sun, -Tree, 2Cat... |
Data normalization with Python
Question: This is a sample of a csv file that will eventually be loaded to a MySQL
database. The issue is that the data is not normalized, as there are multiple
values in the `routes` column.
stop_id,on_street,cross_street,routes,boardings
49,HARRISON,PAULINA,"126, 755"... |
Binary .dat file Plotting Column Array values
Question: I have imported an array into my IPython notebook using the following method:
SDSS_local_AGN = np.fromfile('/Users/iMacHome/Downloads/SDSS_local_AGN_Spectra.dat', dtype=float)
The array is of the form:
SPECOBJID_1 RA ... |
How to extract lines from two textfiles linked by heading number from the 1st 10 characters?
Question: I have two files:
**file1.txt** :
0000001435 XYZ 与 ABC
0000001438warlaugh 世界
**file1.txt** :
0000001435 XYZ with abc
0000001436 DFC whatever
0000001437 FBFBBBF
0000... |
Add extra arguments to side_effects in python Mock
Question:
from unittest.mock import patch
def get_title():
return 'title'
def get_msg():
return 'msg'
def do_log(title, msg):
sys.stderr.write(get_title(),
get_msg())
ret... |
How to retrieve Auction-Time with Beautifulsoup Python
Question: I'm trying to retrieve the timer on the next auction site to make a Sniper:
> <http://www.vakantieveilingen.nl/veiling-van-de-dag.html>
I need to get the auction time which i can find in:
<div class="auction-time">
<span class="h-i... |
Python regex - Substring match
Question: I have a pattern
pattern = "hello"
and a string
str = "good morning! hello helloworld"
I would like to search `pattern` in `str` such that the entire string is
present as a word i.e it should not return substring `hello` in `helloworld`.... |
Write an entire html table to a text file
Question: I'm attempting to download a table from a site and bring it in to a table. I
can see the output in interpreter however when I write the text file it only
has one line. How do I write the entire table to a text?
#!/usr/bin/env python
from mechanize i... |
Read h.264 video frames with opencv in python Enthough (mac Yosemite)
Question: I'm using the Enthought distribution (Canopy) to do some data analysis and
computer vision in the IPython notebook. I want to read the frames of several
.avi files that use the h.264 codec and make some annotations on those images.
if you'... |
Python 2.7: detect emoji from text
Question: I'd like to be able to detect emoji in text and look up their names.
I've had no luck using unicodedata module and I suspect that I'm not
understanding the UTF-8 conventions.
I'd guess that I need to load my doc as as utf-8, then break the unicode
"strings" into unicode sy... |
Python Open a port fowarding (tunnel) using sshtunnel not working
Question: Since I'm running on Windows Env so I cannot use any other lib to make
connection to my server using ssh and open port forwarding. So i found this
library: sshtunnel
What i did was:
from sshtunnel import SSHTunnelForwarder
... |
Cannot open html file in Python
Question: I am trying to gather how many hyperlinks are in an html file. To do that, I
want to read the html file in Python and do a search for all of the `</a>`
anchors. However, it seems that when I try to pass an html file through
python, I get an error that reads:
> "UnicodeDecodeEr... |
Python BeautifulSoup: parsing multiple tables with same class name
Question: I am trying to parse some tables from a wiki page e.g.
<http://en.wikipedia.org/wiki/List_of_Bollywood_films_of_2014>. there are four
tables with same class name "wikitable". When I write:
movieList= soup.find('table',{'class':'... |
BeautifulSoup login - How to get the crsf field with a specific attribute and value
Question: I am using the following script to authenticate logging into LinkedIn and then
using Beautiful Soup to scrape the HTML.
The login authenticates with no issue (I see my account info) but when I try
to load the page I get a "fs... |
Python subprocess execute command with \ in command string
Question: I'm writing a simple program that takes in a command line string and executes
it.
An example command line string could be dir "c:\users\xxx\My Documents"
I'm having trouble trying to execute this due to the '\'. I've specified a dir
name as an examp... |
Control python class remotely
Question: I made python class that controls my sound system in my house, the class looks
like that:
from django.db import models
import youtube_dl, pygame, glob
class PlayerControl(object):
def __init__(self):
pygame.mixer.init()
def ... |
requests.get(url).json() gives JSONDecodeError
Question: I am writing an api to get the data of an app in another app. I have my views
setup to get the data from the url like:
import requests
user = 'hello'
pwd = 'python'
class SomeView(APIView):
def get(self, request):
if... |
stacking 2D matrix using Python
Question: I have a script that reshapes a 1024x1024 matrix into 32x32 matrices. Here it
is the code:
import numpy as np
filename = r'bb1e03'
background = r'bb1e03_background'
size = 1024
resize = 32
... |
How to use for-loop in Jython PythonInterpreter?
Question: Is it possible and how to write down _for-loop_ in `PythonInterpreter` using
`exec()` method?
With `exec()` it looks fine and like interactive line by line input in the
Python command line, but the following with `for` statement doesn't work:
Py... |
Use subprocess in Python
Question: I am writing a small program in Python, to record an audio WITH printing some
text at same time.
But my Print is executed until finishing of audio recording. Can you please
help me to resolve this issue?
import picamera, subprocess, os, sys
a1 = "arecord -f cd... |
Unable to load C++ dll in python
Question: I have a **C++** **dll** which I'm trying to use it in **Python** ,
>>> from ctypes import *
>>> mydll = cdll.LoadLibrary("C:\\TestDll.dll")
until now there are no errors, system seem to be doing what I wanted, but when
I try to access `mydll`, the Int... |
front command given self idiom
Question: This is the lec4 code and given code respectively:
# non-mutable; persistent linked lists; also a stack
# immutable collections are much easier to use concurrently
#
# NOTE: There are no assignments to self.tail after its initialization
#
... |
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