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can't get object from swift tempurl
Question: I setup SAIO on VirtualBox and want to check how's temp url feature works for
Swift.
here is the object I created call test.txt under container "testCon", you can
see the content and swift list the object
swift@swift-VirtualBox:~/bin$ curl -X GET -H 'X-Auth-... |
Ipython Notebook Widget displays 'None' (the return value)
Question: I have the following (example) code to display a widget and update a value
based on the widget. It works fine, except in my Ipython notebook, None is
displayed at the end (which is what was returned from my function). How do I
hide that/ return someth... |
Parallelising Python code
Question: I have written a function that returns a Pandas data frame (sample as a row
and descriptor as columns) and takes input as a list of peptides (a biological
sequence as strings data). "my_function(pep_list)" takes pep_list as a
parameter and return data frame. it iterates eache peptide... |
Within IPython how to get the path of the Python driver
Question: When I am running a script get the path of Python kernel (not mater if it is
Python, IPython, or IPython Notebook with non-standard kernel, where I can
switch between Py2 and Py3).
When writting (in IPython)
import sys
sys.argv
... |
Python Django RestFramework route trigger
Question: I'am building an API using python 2.7 and django 1.7 and I'm facing a problem.
I'm not an expert in Rest Framework but I understand the basic mechanisms.
I can resume my problem by giving you an example. I have a route lets say
/api/project/
Djan... |
Python pipeline using GNU Parallel
Question: I'm trying to write a wrapper around GNU Parallel in Python to run a command
in parallel, but seem to be misunderstanding either how GNU Parallel works,
system pipes and/or python subprocess pipes.
Essentially I am looking to use GNU Parallel to handle splitting up an input... |
PyQt no module named
Question: I try to use PyQt 5.5 with Python 3.5. I installed Python 3.5 (C:\Python3) and
intalled PyQt 5.5 (C:\Python3\Lib\site-packages\PyQt5). Then I type
import PyQt5.QWidgets
and have the following error
ImportError: DLL load failed: no module named PyQt5.QWi... |
Cannot get python3 in Jupyter notebook
Question: How can I get python3 to run in Jupyter? I cannot get it to supply that kernel
as well. When I run `ipython3 notebook` at the terminal, I check the version
of Python:
import sys
print(sys.version)
where I get the output:
3.4.0 (def... |
python script to interact with embedded board
Question: I want to write a Python script to interact with an Embedded board through
COM4.
I used Teraterm and could able to execute what I wanted. Basically, I just
want to get some information from the board.
Ex: If I send Ver, the board replies back with Version numbe... |
SQL syntax error in absurdly simple sql?
Question: Calling:
INSERT IGNORE INTO standard_group (group_name, subject, grade, country, state) VALUES (%(group_name), %(subject), %(grade), %(country), %(state));
With
('Arizona Social Studies Standards', 'Social Studies', '1', 'United Stat... |
Why is successful jQuery cross domain post request not firing success handler?
Question: I am making the following JQuery cross domain ajax post request from a
phonegap (appgyver steroids) app.
function do_something(callback_method, some_vars)
{
var stringified_some_vars = JSON.stringify(some... |
Python socket multiple calls using Eventlet
Question: I need to call a socker server multiple times and print its output.
Here is my below code:-
server.py
import socket
s = socket.socket()
host = socket.gethostname()
port = 1234
s.bind((host, port))
s.liste... |
NLTK Brill Tagger Splitting Words
Question: I am using python version 3.4.1 and NLTK version 3 and I am trying to use
their Brill Tagger.
Here is the training code for the brill tagger:
import nltk
from nltk.tag.brill import *
import nltk.tag.brill_trainer as bt
from nltk.corpus import brown... |
How to Convert Soundcloud API Responses into CSV in Python?
Question: I, a newbie, am playing around with the Soundcloud API in Python, and when I
get a chunk of data in return (as an object, I'm guessing) I am not really
sure how to manipulate it:
favorites = client.get('/me/favorites')
<class 'soun... |
Need python class decorator of parent to run when class is inherited
Question: I'm working with an example from py.test(using xdist) that uses the unittest
library.
I have a class:
def on_platforms(platforms):
def decorator(base_class):
module = sys.modules[base_class.__module__].__d... |
GPIO Error on Raspberry Pi when following Adafruit Tutorial
Question: Having a very strange issue on my Raspberry Pi when following this tutorial...
<https://learn.adafruit.com/adafruit-16x2-character-lcd-plus-keypad-for-
raspberry-pi/usage>
When I run the example script, I'm getting the below error:
p... |
Importing module provides SyntaxError
Question: I have a module using Pygame and sys:
import pygame, sys
font = pygame.font.SysFont('sans-serif', 72)
class console:
def text(self, surface, text, pos):
text = font.render(text, 1, (255, 255, 255))
surf... |
how can i properly copy this file to another directory in Ubuntu 14.0
Question:
cp -i /usr/local/lib/python2.7/dist-packages/django/template/admin/base_site.html /usr/local/lib/python2.7/dist-packages/django/template/admin
I am trying to 'CUSTOMIZE MY PROJECT TEMPLATE' from the Django 1.8 POLLS
tutorial... |
Python | Loop statement to creat file for every sheet in excel file
Question: I am fairly new to python and am trying to figure out how i can export data
from every sheet in an excel workbook in to a different file for every sheet.
For example, in the first workbook, every sheet has data from a different
brand; lets c... |
Document Frequency in Python
Question: I want to count in how many documents a particular word appears. For example,
the word "Dog" appeared in 67 documents out of 100 documents.
1 document is equivalent to 1 file.
So therefore, the frequency of the word "Dog" need not to count. For example
in document 1, "Dog" appea... |
Take data from private google spreadsheet
Question: I have a Google Spreadsheet which I'm sharing with several person. I want to
built a script to search for some rows and take cells values and process a
program locally afterwards. I was thinking going with python, as it seems
Google provide a good API for it.
Have so... |
Python unicode: how to replace character that cannot be decoded using utf8 with whitespace?
Question: How to replace characters that cannot be decoded using utf8 with whitespace?
# -*- coding: utf-8 -*-
print unicode('\x97', errors='ignore') # print out nothing
print unicode('ABC\x97abc', errors=... |
PostgreSQL issue inserting data
Question: i want to insert the data into a `PostgreSQL` database but when i try to
insert data is not stored in the database and error is not generated so I am
unable to find out what the error is, please help
#!/usr/bin/python
import psycopg2
import psycopg2.... |
localized duration format for french
Question: What is the Python analog of [Time4J's code
example](https://github.com/MenoData/Time4J/blob/1d73d3ed38a546fe6e91c75a6720c288f54a842a/README.md):
// duration in seconds normalized to hours, minutes and seconds
Duration<?> dur = Duration.of(337540, ClockU... |
How to convert an string to json in Python
Question: I'm trying to convert an string into `json` output from **local Data** or
Those datas from `BeautifulSoup` output as `Json`.for example:
#! /usr/bin/python
data = ('Hello')
print data
and i need to convert this `Hello` as json output... |
Python: numpy.var yields unknown number
Question: numpy.var yields this number: 6.0037250324777306e-28.
I suppose by looking at the data that this number is close to 0. Am I correct?
If so, how could I interpret this number?
Answer: It is indeed a number very very close to 0. For example:
import numpy... |
Re-use http connection Python 3
Question: So every second I am making a bunch of requests to website X every second, as
of now with the standard `urllib` packages like so (the requestreturns a
json):
import urllib.request
import threading, time
def makerequests():
request = urllib.re... |
How to play a sound when my bluetooth device is detected
Question: Started with python programming this morning and wanted to make a simple
application that sniffs my phone's Bluetooth when I am around and play a song.
This app continues to search for my bluetooth every 27 seconds. If I am still
around, it will continu... |
How to extract file size from youtube-dl in python script?
Question: I'm new to python programming. I want to extract a video/audio size ( any
youtube video) before downloading it ??
Answer:
>>> from youtube_dl import YoutubeDL
>>> url = 'https://www.youtube.com/watch?v=PSYxT9GM0fQ'
>>> ytdl = YoutubeDL(... |
How to deserialize with Python a JSON date exported with DataContractJsonSerializer?
Question: How to deserialize with Python a JSON date exported with
DataContractJsonSerializer?
The dates exported look like `/Date(1440051107000-0500)/` and I need to create
real DateTime objects in Python.
Is there an already existi... |
Access varaibles from csv file Python
Question: I have a python file that communicates with a device and access its
parameters. As I have to access more than 100 parameters, I have stored those
parameter names into one column in csv file. I want to access values assigned
to these parameters. But what I am getting the p... |
Tkinkter Grid() alignment not as expected: Python 2.7
Question: I am trying to use grid() function to align the labels and option menu side by
side. Here's the code which I used to create a simple GUI:
from Tkinter import *
win1 = Tk()
win1.title("Chumma")
#Option selecti... |
How to access localStorage of a firefox browser via Python?
Question: following case. I have a python script that opens a firefox browser on windows
which has a firefox addon installed that writes logs into the local storage.
Before I close the browser via python I would like to read out the log
information out of the... |
Searching for files with os.walk if no files are found matching the search criteria- Python
Question: Right now I am using os.walk to recursively search directories and
subdirectories for any autorun.inf file. I know I'm not doing it in the best
way so if you have a better way for that too, please let me know. If it fi... |
How to parse Cisco IOS output into an object or JSON
Question: Right now, I can get nearly what I want with a simple `re.split("\n([^\s])",
data)` as shown below, but the problem is that the resulting list contains the
single non-whitespace character match as it's own item in the list. Example
output below script. Noti... |
Exscript - Network Device Discovery/config gathering script (Python)
Question: I'm fairly new to python and am having difficulty with a script I am trying to
use to gather config info from cisco network devices.
After a ping test to discover which devices are up, a file is created
containing the responding IP's, and t... |
Windows 10 and pip upgrading - Access denied
Question: I have done a fresh Windows 10 install, installed python, cygwin and a
improved console called ConEmu. After installing python 3.4.3 I execute:
pip install -U pip
And got this error.
File "C:\Anwendungsentwicklung\Python34\lib\si... |
Key press event not registered properly by matplotlib
Question: I'm working with some image data where it is helpful to click on different
elements in the image. I would like to have "shift-click" be the triggering
mechanism for registering the cursor position.
I wrote a "click" function which does the right thing. Ho... |
Take a list of coordinates and plot them on a graph
Question: Right now I have a list of coordinates that are in the following format:
(1,12),(2,3),(3,9)....
All the coordinates are in brackets as above, and the format is exactly the
same for the rest of the string (the list is in string format). T... |
how to convert a txt file to a array python. "could not convert string to float"
Question: I need to import a array value of a txt file but when i print to see my values
i get this error: "could not convert string to float: vector(0.1013, 0.2395,
1.1926), vector(0.1276, 0.2361, 1.1760), vector(0.13952644965926353,
0.23... |
Python, launch concurrent.futures.ProcessPoolExecutor with initialization?
Question: I'm planning to use `concurrent.futures.ProcessPoolExecutor` to parallelize
execution of functions. According to the
[documentation](https://docs.python.org/3/library/concurrent.futures.html),
its `executor` object can only accept a si... |
Python file() function
Question: I've been adapting an old piece of code to be Python 3 compliant and I came
across this individual script
"""Utility functions for processing images for delivery to Tesseract"""
import os
def image_to_scratch(im, scratch_image_name):
"""Save... |
Calling a FORTRAN DLL using ctypes
Question: I am trying to learn how to complie FORTRAN code into a DLL that I can call
from Python using ctypes. Even a simple example is not working, can anyone
help?
I have a single procedure in FORTRAN:
subroutine ex(i)
integer i
i=i+1
return
... |
logical or on list of pandas masks
Question: I have a list of boolean masks obtained by applying different search criteria
to a dataframe. Here is an example list containing 4 masks:
mask_list = [mask1, mask2, mask3, mask4]
I would like to find the logical or of all of the masks in the list. In oth... |
In flask how to get current time in GMT?
Question: I want to get current time in GMT, like `2015-08-21 05:13:13+00:00` Here you
can see that correction is made like 00:00 for GMT, In django they are using
`from django.utils import timezone` and `date_to = timezone.now()` to
calculate the current time. How I will get th... |
Where do I get the Authorized Gmail API service instance? (python, gmail api)
Question: I'm trying to call from my gmail api code so I can create a draft, but I can't
figure out where to get the "Authorized Gmail API service instance." Here's my
code:
def CreateDraft(service, user_id, message_body):
... |
Unable to launch python scripts on the YARN Hadoop cluster via remote
Question: Since a few weeks i tried to submit python scripts via remote access or
connecting to the pyspark shell of the YARN cluster.
I am new to the HADOOP world. What I want is submitting spark scripts in my
local shell on the external HADOOP clu... |
Append with date_range() in Python
Question: I have a csv file which contains start dates and end dates, with format
`dd/mm/yy`. These are read by :
dateparse = lambda x: pnd.datetime.strptime(x, '%d/%m/%y')
df = pnd.read_csv('file.csv',sep=';',parse_dates=['StartDate','EndDate'], date_parser=datepar... |
html data scrapping in python
Question: I am getting the data in the html format. how to get the specific data from
that format. The complete html is coming in the post request of the django.
Now I have to fetch the data in the between the tables tags in html. Tried
beautifulSoup but is taking data from urls. Any possi... |
How to hide stdout/stderr on python extension
Question: I want to hide stdout/stderr in a python script **BUT** the print is not done
into the python script itself but inside the underlying .c extension when a
python module needs one.
it is the case for _netsnmp_ python module, it requires compilation, the
problem is ... |
Unable to set the Entry box to correct position in python
Question: I am trying to learn creating GUI using Tkinter .I created a window which
includes text,Messagebox,Entry widget,labels and Radio buttons.
I used grid method for frames and tried to make entry boxes in row0 and row1
.And a message Box with Some text.Bu... |
Is there other ways to convert a string to int in python2 without int and string.atoi?
Question: Is there other ways to convert a string to int in python2 without int and
string.atoi? Like convert a "2" to 2.
Answer:
>>> a="2"
>>> int(a)
2
>>>
I would recommend using try catch,
... |
Python rock, paper, scissors game. not always give correct answers
Question: I'm trying to make a simple **_Rock, Paper, Scissors_** game in **python 3.4**
and it works to a certain degree but some time i get an output of "You Won
Rock crushes Rock" even though i thought i have stop this from happening and
only allowed... |
Pythonic way to select elements of an array based on values?
Question: I'm looking for a pythonic (1-line) way to extract a range of values from an
array Here's some sample code that will extract the array elements that are >2
and <8 from x,y data, and put them into a new array. Is there a way to
accomplish this on a s... |
how do we know the first 4 bytes read on a tcp socket are the length of the message?
Question: The ["Sending and receiving logging events across a
network"](https://docs.python.org/2/howto/logging-cookbook.html#sending-and-
receiving-logging-events-across-a-network) section of the python logging
cookbook demonstrates h... |
float random.uniform to 4 decimal places in python
Question: I am having problem rounding floating value to a decimal number greater than
1.
def float_generator(size=6, chars = 6):
return random.uniform(size,chars)
and i tried
target.write(str(float_generator(7,3)))
the... |
Parsing a text file in python and outputting to a CSV
Question: Preface - I'm pretty new to Python, having had more experience in another
language.
I have a text file with single column list of strings in the generic (but
slightly varying) format "./abc123a1/type/1ab2_x_data_type.file.type"
I need to extract the abc1... |
How do I display an image from an array in python
Question: I am trying to use PIL to display an image from an array. The array is a long
list of elements which are pixel values of an image. How do I display these
pixel values as an image ?
Answer: You don't specify what kind of data is in your list, so I assume it i... |
Python Pandas drop columns not found in both dataframes
Question: **Problem Setup** :
import pandas as pd
df1 = pd.DataFrame({'D': {0: 'D0', 1: 'D1', 2: 'D2', 3: 'D3'}, 'B': {0: 'B0', 1: 'B1', 2: 'B2', 3: 'B3'}, 'A': {0: 'A0', 1: 'A1', 2: 'A2', 3: 'A3'}, 'C': {0: 'C0', 1: 'C1', 2: 'C2', 3: 'C3'}})
... |
Hook on arguments in argparse python
Question: I am interested in hook extra arguments parsed using argparse in one class to
another method in another class which already has few arguments parsed using
argparse module.
Project 1
def x():
parser = argparse.ArgumentParser()
parser.add_a... |
Error when using multiple character in Python csv module
Question: I'm getting this:
with open(filename, 'rb') as csvfile:
rows = csv.reader(csvfile, delimiter=';;')
`delimiter` must be an 1-character string
is it possible to make it work with two characters?
Answer: No you cannot do it ... |
importing the module in python
Question: I am learning Python and while studying modules two doubts came to my mind.
* **Doubt #1:**
I know that module is just simply python file such as `filename.py`, but what
is a sub-module in Python?
* **Doubt #2:**
Consider the following three lines of code:
... |
How to install Vowpal Wabbit python interface
Question: VW recently added a [python
interface](https://github.com/JohnLangford/vowpal_wabbit/tree/master/python),
however I am having trouble finding instructions for how to install it. If I
install VW from homebrew (brew install vowpal-wabbit) and I open python, and
call... |
Can't access Environment Variables Remote Server Django
Question: On my remote server, running Ubuntu 14.04, with server configuration: Django,
Nginx and Gunicorn, I can't access environment variables although set under
the right user and server restarted.
On my local box, I set the environment variables, and django c... |
Why is the command string not passed entirely from Python to system?
Question: My Python code is:
import os
targetdir = os.getenv('APPDATA')
command = "elev.cmd {0}\data\nssm.exe install service {1}\data\service.exe".format(targetdir,targetdir)
os.system(command)
I am completely fine wi... |
Python 3 name tuple position
Question: If I have the coordinate tuple `(10.1, 15.2)`, how can I make it so that I can
call `10.1` as simply `x` instead of `coordinates[0]`, and `y` instead of
`coordinates[1]`?
I want to do this so that I can pass a tuple from function to function while
still being able to call `x` and... |
Handle multiple questions for Telegram bot in python
Question: I'm programming a telegram bot in Python using the Telegram bot API. I'm
facing the problem of managing questions that need an answer of the user. The
problem arises when the program is waiting for an answer of one user and
another user request information ... |
What topics (basics or foundations or fundamentals or what) to learn/study before studying K&R's "The C Programming Language"?
Question: I don't know programming, I don't know any programming language (only some
HTML if it can be called programming language). I only studied Petzold's
"CODE" so far just to learn basics.... |
Tk Canvas Usage in Python
Question: There is a post of this code, posted by mgilson, that I don't understand. All
up to the reference to `big_widget` makes sense. But, what does the reference
to `big_widget` contribute? The particular post [is
here](https://stackoverflow.com/questions/14846063/what-is-a-better-tkinter-... |
uwsgi installation error in windows 7
Question: Trying to install uwsgi according to [documentation.](http://uwsgi-
docs.readthedocs.org/en/latest/tutorials/Django_and_nginx.html) I'm getting
the below error on Windows 7.
What should I do?
(uwsgi-tutorial) C:\Users\Home\Videos\uwsgi-tutorial\mysite>pip ... |
ValueError: invalid shape for input data points in griddata operation
Question: I am running into an error when using scipy.interpolate.griddata. My goal is
to prepare data for contouring using matplotlib. I have read that the best way
to perform this is to separate the x any y as 1D arrays using linspace before
passin... |
Replace "&&" with "and" using re.sub in python.
Question: I have a string containing `&&`.
I want to replace all `&&` which have **SPACE** on both right and left side.
**Sample String** :
x&& &&& && && x
**Desired Output** :
x&& &&& and and x
**My Code** :
... |
Saving bitarrays in MongoDB
Question: I'm building Bloom filters at my company and need to serialize and save them
into a MongoDB. The document structure I'm currently using looks like this:
{
'_id': unique ID,
'm': number of bits in Bloom filter,
'n': capacity of Bloom filter,
... |
How do I replace a class variable for the duration of a single test in Python?
Question: I'm trying to test a cache class where old items should be automatically
deleted. The amount of items the cache can hold is controlled by a "constant"
class variable like this:
class Cache(dict):
MAX_ITEMS = ... |
Extracting data from .rsa files
Question: I have a folder labeled cstruct with several with 20,000 .rsa files. In each
of the files I need to extract each row that contain cys values and write the
to a new file. Is there a way in python to loop through these files in this
folder and extract this information?
RES SER A... |
Does converting an interpreted script to an executable increase speed?
Question: In general I'm curious, does using a utility that converts a non-exe to an exe
increase speed? It's my understanding that they just package the interpreter
inside the exe.
In specific, if you have a python script and use py2exe on it, doe... |
ValuError using import function in class
Question: I'm sure there's a simple explanation for this (beyond just that I'm new to
Python), but let's say I have two file in the same directory. One is this
little script in a file named `lexicon.py` that checks user input:
def string_checker3(action):
... |
Find if point inside polygon on google maps using python
Question: I would like to know if I can use google maps api to check if a point (lat,
long) is within a given polygon (list of vertices) via the back-end using
python or i will have to compulsory write a python algo for that.
Answer: I don't think there is a st... |
how to apply binary search in python on sorted list of string elements?
Question: I have a sorted list of string elements(names of cities) and I would like to
implement binary search on this and filter out cities by giving initial
letters?
for example input by user: <http://127.0.0.1:8000/api/?city=New>
So here in th... |
Snake problems - Movement
Question: I am having some issues with my code in python, I am making a version of
snake, my issue concerns the movement of the snake itself. I have gotten the
directions working fine, I just need to make it so that the snake continues
moving in the direction it has been told to do so via the ... |
Python:Why readline() function doesn't work for file looping
Question: I have the following code:
#!/usr/bin/python
f = open('file','r')
for line in f:
print line
print 'Next line ', f.readline()
f.close()
This gives the following output:
This i... |
antlr return values as key-value
Question: I want to parse the sentence `"i am looking for a java developer from india"`.
The output i need is language=java and place=india
I created a grammar file as follows.
grammar Job;
eval returns [String value]
: output=jobExp {System.out.print... |
difference in russian language pack between OSX and Ubuntu, how to get the same output for strftime?
Question: I am running into an issue with the use of Russian dates in python.
When I run the following on a local OSX virtualenv with python 2.7.9:
import locale
import datetime
locale.setlo... |
Making Python run a few lines before my script
Question: I need to run a script `foo.py`, but I need to also insert some debugging
lines to run before the code in `foo.py`. Currently I just put those lines in
`foo.py` and I'm careful not to commit that to Git, but I don't like this
solution.
What I want is a separate ... |
Reading json in pythonanywhere flask app
Question: First I have seen [this
question](http://stackoverflow.com/questions/25464539/flask-app-on-
pythonanywhere-python-json-decode-error). My problem is I have a flask app
running on pythonanywhere that reads info from a json file in the same
directory on the server, and ge... |
Updating a line of text in Python 3
Question: I want to update a line of text, so that I don't have too many lines of
output. Look at an installer program for an example:
Instead of...
> Installation status: 1%
>
> Installation status: 2%
>
> Installation status: 3%
>
> ...
... I want the same line to update every t... |
from matplotlib.backends import _tkagg ImportError: cannot import name _tkagg
Question: While trying to run
[this](http://matplotlib.org/examples/user_interfaces/embedding_in_tk.html)
example to test how matplotlib works with Tkinter, I am getting the error:
(env)fieldsofgold@fieldsofgold-VirtualBox:~/ne... |
Python subprocess.check_output, with pipeline
Question: I'm trying to get output of
dmesg | grep -i 'bios'
I've tried this:
dmsg = subprocess.check_output("dmesg | grep -i 'bios'").decode('utf-8')
, but I'm getting an error.
How can I obtain a full `sdtoutput` message?
Answe... |
Threading using pool and map function
Question: Ok so I want to build an app that uses para threads. So I thought Id
understand the threading first. I found this
[example](http://chriskiehl.com/article/parallelism-in-one-line/), for the
life of me I cant work out why Im not getting any results back. It doesnt
throw any... |
generating cert for use with python requests getting PEM lib error
Question: I have an application which I'm doing self-signing certificates for using the
documentation [here](http://stackoverflow.com/questions/652916/converting-a-
java-keystore-into-pem-format).
The application loads that keystore into a jetty config... |
How to do while() the "pythonic way"
Question: I want to do this:
from django.db import connection
cursor = connection.cursor()
cursor.execute("PRAGMA table_info(ventegroupee)")
while row = cursor.fetchone():
print(row)
I get this:
File "<input>", line 1
... |
How to stop one scheduler iteration in Python
Question: I am new to the Python (and programming in general). I have a pcode that
periodically downloads the website content through PyCURL and do some
searching. I have used scheduler inside the While-True to set up an infinite
loop where I create an object and call its m... |
Python3 urlopen read weirdness (gzip)
Question: I'm getting an URL from Schema.org. It's content-type="text/html"
Sometimes, read() functions as expected b'< !DOCTYPE html> ....'
Sometimes, read() returns something else b'\x1f\x8b\x08\x00\x00\x00\x00 ...'
try:
with urlopen("http://schema.org/do... |
Can't execute queries until end of atomic block in my data migration on django 1.7
Question: I have a pretty long data migration that I'm doing to correct an earlier bad
migration where some rows were created incorrectly. I'm trying to assign
values to a new column based upon old ones, however, sometimes this leads to
... |
Python type hinting: how to tell X is a subclass for Foo?
Question: How should I write a type hint for class types in Python? Consider this code:
class A(object):
pass
class B(A):
pass
def register(cls: type[A]):
assert issubclass(cls, A)
register(A)
... |
Parsing XML: Finding Interesting Elements Using ElementTree
Question: I am using urllib and ElementTree to parse XML API calls from pubmed.
An example of this is:
#Imports Modules that can send requests to URLs
#Python Version 3.4 Using IEP (Interactive Editor for Python) as IDE
import urllib... |
Numpy String Encoding
Question: The module numpy is an excellent tool for memory-efficient storage of python
objects, among them strings. For ANSI strings in numpy arrays only 1 byte per
character is used.
However, there is one inconvenience. The type of stored objects is no more
`string` but `bytes`, which means that... |
How can I execute a function that is inside a string from inside another function?
Question: I'm trying to make a Reddit Bot in Python but I have encountered an issue. The
objective of the bot is to read the comments of Reddit searching for
"get_tweets". When it finds this it will read the whole comment that will look
... |
Tuple to datetime object
Question: I have a tuple that looks like this
(datetime.datetime(2015, 8, 25, 14, 8, 56),)
And I want to convert it to a datetime object, in python?
How can I do this?
I have tried
import datetime
time = datetime.datetime(my_tuple)
Bu that di... |
improve Frame of Tkinter in Python
Question: I am quite new to use Frame of Tkinter in Python. I discovered Frame from the
following [post](http://stackoverflow.com/questions/32198849/set-the-correct-
tkinter-widgets-position-in-python) When i run the GUI the Check box are not
in the same line.
[![enter image descript... |
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