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How to do POST using requests module with Flask server?
Question: I am having trouble uploading a file to my Flask server using the Requests
module for Python.
import os
from flask import Flask, request, redirect, url_for
from werkzeug import secure_filename
UPLOAD_FOLDER = '/Upload/'
... |
Scipy minimize a scalar with Brent method throws an Overflow 34
Question: I'd like to find a local minimum of the function `f(x) = x^3 + x^2 + x - 2`
where `x` is between `<-10; 10>`. I use Anaconda 3 on Windows 64bit.
My scipy python code throws an error:
from scipy import optimize
def f(x):
... |
How to insert NaN array into a numpy 2D array
Question: I'm trying to insert an arbitrary number of rows of NaN values within a 2D
array at specific places. I'm logging some data from a microcontroller in a
.csv file and parsing with python.
The data is stored in a 3 column 2D array like this
[(122.0, 1... |
Extracting data from multiple files with python
Question: I'm trying to extract data from a directory with 12 .txt files. Each file
contains 3 columns of data (X,Y,Z) that i want to extract. I want to collect
all the data in one df(InforDF), but so far i only succeeded in creating a df
with all of the X,Y and Z data in... |
Calling a setuptools entry point from within the library
Question: I have a setuptools-based Python (3.5) project with multiple scripts as entry
points similar to the following:
entry_points={
'console_scripts': [
'main-prog=scripts.prog:main',
'prog-viewer=scripts.prog_vi... |
How to Create a file at a specific path in python?
Question: I am writing below code which is not working:
cwd = os.getcwd()
print (cwd)
log = path.join(cwd,'log.out')
os.chdir(cwd) and Path(log.out).touch() and os.chmod(log.out, 777)
how can I create a log.out into cwd ?
Answer: you... |
how to check if date is in certain interval python?
Question: I'm importing dates from yahoo finance and want to transform them in a format
so that I can compare them with today to check if the date is between 3 and 9
months from now.
Here is what I have so far:
today = time.strftime("%Y-%m-%d")
tod... |
Error in tf.contrib.learn Quickstart, no attribute named load_csv
Question: I am getting started in tensorflow on OSX and installed the lasted version
following the guidelines for a pip installation using:
echo $TF_BINARY_URL
https://storage.googleapis.com/tensorflow/mac/cpu/tensorflow-0.11.0rc0-py2-... |
Python string have not control characters
Question: i have proxy string:
proxy = '127.0.0.1:8080'
i need check is it real string:
def is_proxy(proxy):
return not any(c.isalpha() for c in proxy)
to skip string like:
fail_proxy = 'This is proxy: 127.0.0.1:8... |
How would i make the computer assign a name to the automaticly that can be recalled later in python
Question: My objective is to make the computer assign a name to the user file
automatically but that can also be recalled later.
import random
r = random.choice()#i want this too be a random name that ... |
Python Repeat List to Max Number of Elements
Question: What is the most efficient method to repeat a list up to a max element length?
To take this:
list = ['one', 'two', 'three']
max_length = 7
And produce this:
final_list = ['one', 'two', 'three', 'one', 'two', 'three', 'one']
... |
WxPython's ScrolledWindow element collapses to minimum size
Question: I am using a Panel within a Frame to display images (the GUI need to switch
between multiple panels and hence the hierarchy). As images should be
displayed in native size I used ScrolledWindow as the panel parent. The
scrolls do appear and work, but ... |
"while" loop - Re-execution of the program
Question: For starters I'll just say that I'm fresh Python programmer. I started writing
database client and I have problem. Perhaps this question for many will seem
silly, but for me as a rookie is it a problem.
I write main_module that adds data to the database I would like... |
Python - replace a line by its column in file
Question: Sorry for posting such an easy question, but i couldn't find an answer on
google. I wish my code to do something like this code:
lines = open("Bal.txt").write
lines[1] = new_value
lines.close()
p.s i wish to replace the line in a file ... |
Python regex words boundary with unexpected results
Question:
import re
sstring = "ON Any ON Any"
regex1 = re.compile(r''' \bON\bANY\b''', re.VERBOSE)
regex2 = re.compile(r'''\b(ON)?\b(Any)?''', re.VERBOSE)
regex3 = re.compile(r'''\b(?:ON)?\b(?:Any)?''', re.VERBOSE)
for a in regex1.findall(sstr... |
Can we use AWK and gsub() to process data with multiple colons ":" ? How?
Question: Here is an example of the data:
Col_01:14 .... Col_20:25 Col_21:23432 Col_22:639142
Col_01:8 .... Col_20:25 Col_22:25134 Col_23:243344
Col_01:17 .... Col_21:75 Col_23:79876 Col_25:634534 Col_... |
How do you make two turtles draw at once in Python?
Question: How do you make two turtles draw at once? I know how to make turtles draw and
how to make two or more but I don't know how you can make them draw at the
same time. Please help!
Answer: Here's a minimalist example using timer events:
import t... |
Python Flask Sqlalchemy Subst Query
Question: I am working on an internel search engine at my company written in python
utilizing flask and sqlalchemy(sqlite). My current problem is that I would
like to.
A.) Query on a certain amount of information for the description field B.)
Preferable query before it 50 characters... |
GAE python: success message or add HTML class after redirect
Question: I've a website with a contact form running on a google App Engine. After
submitting I'd like to redirect and show a message to the user to let him know
the message was sent, this can eighter be a alert message or adding a class to
a html tag. How ca... |
pip error after upgrading pip & scrapy by "pip install --upgrade"
Question: Using debian 8(jessie) amd64 with python 2.7.9. I tried following commands:
pip install --upgrade pip
pip install --upgrade scrapy
after that, I am getting following pip error
root@debian:~# pip
... |
Access folder that a custom python function resides in
Question: How do I access a folder that a python function resides in?
For example, lets say that I have a N by 2 array of data. First column is the
independent variable, and second is the dependent variable. I need to
interpolate this data with different array of ... |
Finding the max of each continguous subarray of a given size
Question: I'm trying to solve the following problem in Python
> Given an array and an integer k, find the maximum for each and every
> contiguous subarray of size k.
The idea is to use a double ended queue. This is my code:
def diff_sliding_w... |
Most efficient way to determine overlapping timeseries in Python
Question: I am trying to determine what percentage of the time that two time series
overlap using python's pandas library. The data is nonsynchronous so the times
for each data point do not line up. Here is an example:
**Time Series 1**
20... |
Python: ImportError: No module named 'tutorial.quickstart'
Question: I am getting import error even when I am following the tutorial
<http://www.django-rest-framework.org/tutorial/quickstart/> line by line.
from tutorial.quickstart import views
> ImportError: No module named 'tutorial.quickstart'
... |
Accessing a path which case sensitive without writing so
Question: I would like to know whether it possible to access linux path like:
`/home/dan/CaseSensitivE/test.txt`
In a way we write it as `/home/dan/casesensitive/test.txt` and it goes to the
right place, means python consider paths as not case sensitive and allo... |
Android notificationcompat sound/vibration not working
Question: I've spent my last 2 hours trying to figure our why my notification sent from
FireBase doesn't make any sound or vibration.
I have looked on many topics about this problem and tried different
combinations with `.setDefaults` `.setVibrate(new long[] { 100... |
Python usage of regular expressions
Question: How can I extract _string1#string2_ from the bellow line?
<![CDATA[<html><body><p style="margin:0;">string1#string2</p></body></html>]]>
The # character and the structure of the line is always the same.
Answer: I would like to refer you to this
[gem](... |
Using pandas to scrape weather data from wundergound
Question: I came across a very useful set of scripts on the Shane Lynn for the [Analysis
of Weather data](http://www.shanelynn.ie/analysis-of-weather-data-using-
pandas-python-and-seaborn/). The first script, used to scrape data from
Weather Underground, is as follow... |
Generate html document with images and text within python script (without servers if possible)
Question: How can I generate HTML containing images and text, using a template and css,
in python?
There are few similar questions on stackoverflow (e.g.:
[Q1](http://stackoverflow.com/questions/6748559/generating-html-docum... |
Python Case Matching Input and Output
Question: I'm doing the pig latin question that I'm sure everyone here is familiar with
it. The only thing I can't seem to get is matching the case of the input and
output. For example, when the user enters Latin, my code produces `atinLay`. I
want it to produce `Atinlay`.
... |
Float value behaviour in Python 2.6 and Python 2.7
Question: I have to convert string to tuple of float. In Python 2.7, it gives correct
conversion, but in Python it is not same case.
I want same behaviour in Python 2.6
Can anyone help me why this is not same in Python 2.6 and how to do in Python
2.6.
**Python 2.6**... |
Python Pyramid url replacement variable restrictions
Question: I'm developing in Pyramid 1.7 and running into an interesting scenario where
some URL dispatch replacement variables match the route, while others do not.
These variables are numbers, which may not be best practice or even be allowed
from what I can tell in... |
Python subprocess not returning
Question: I want to call a Python script from Jenkins and have it build my app, FTP it
to the target, and run it.
I am trying to build and the `subprocess` command fails. I have tried this
with both `subprocess.call()` and `subprocess.popen()`, with the same result.
When I evaluate `sh... |
How to make a python program that lists the positions and displays and error message if not found
Question: I did this code:
sentence = input("Type in your sentance ").lower().split()
Word = input("What word would you like to find? ")
Keyword = Word.lower().split().append(Word)
positions = []... |
How to avoid encoding parameter when opening file in Python3
Question: When I am working on a .txt file on a Windows device I must save as either:
ANSI, Unicode, Unicode big endian, or UTF-8. When I run Python3 on an OSX
device and try to import and read the .txt file, I have to do something along
the lines of:
... |
Python: UserWarning: This pattern has match groups. To actually get the groups, use str.extract
Question: I have a dataframe and I try to get string, where on of column contain some
string Df looks like
member_id,event_path,event_time,event_duration
30595,"2016-03-30 12:27:33",yandex.ru/,1
30595,... |
Creating a dictionary in python by combining two .csv files
Question: I am trying to create a dictionary in python by combining data from two .csv
files, by matching the first column of the two files. This is what I have so
far
import csv
with open('a.csv', 'r') as my_file1 :
rows1 = lis... |
How To Change Pycharms Default Testing Skeleton From Unittest Format to Pytest?
Question: I'm trying to change from Unittest to PyTests. After changing the default test
runner from Unittests to py.test under Python integration Tools I'm still
getting the Unittest skeleton when creating a new test:
Instead of this:
... |
Unexpected behaviour in python multiprocessing
Question: I'm trying to understand the following odd behavior observed using the `python
mutiprocessing`.
Sample testClass: import os import multiprocessing
class testClass(multiprocessing.Process):
def __del__(self):
print "__d... |
How to avoid .pyc files using selenium webdriver/python while running test suites?
Question: There's no relevant answer to this question. When I run my test cases inside a
test suite using selenium webdriver with python the directory gets trashed
with .pyc files. They do not appear if I run test cases separately, only ... |
How to debug cython in and IDE
Question: I am trying to debug a Cython code, that wraps a c++ class, and the error I am
hunting is somewhere in the C++ code.
It would be awfully convenient if I could somehow debug as if it were written
in one language, i.e. if there's an error in the C++ part, it show me the
source co... |
Output list of files from slideshow
Question: I have adapted a python script to display a slideshow of images. The original
script can be found at <https://github.com/cgoldberg/py-slideshow>
I want to be able to record the filename of each of the images that is
displayed so that I may more easily debug any errors (i.e... |
Extract the year and the month from a line in a file and use a map to print every time its found to add 1 to the value
Question:
def Stats():
file = open('mbox.txt')
d = dict()
for line in file:
if line.startswith('From'):
words = line.split()
for... |
How do I find the smallest number in a list of random integers on Python without using min()?
Question: I'm trying to figure out why this code isn't working! The only part not
working is the smallestNumber, it always comes back at zero? What am I doing
wrong?
import random
X = random.randint(10... |
Image slideshow useing Python ttk
Question: I am looking for a way to display multiple photos in a slide show format.
I have not tried anything as I have no idea of what I'm doing to get to that
stage as there is no information anywhere that solves my problem.
thank you.
Answer: NOT MY OWN CODE, TAKEN FROM <https:/... |
Using Python to Read Rows of CSV Files With Column Content containing Comma
Question: I am trying to parse this CSV and print out the various columns separately.
However my code is having difficulty doing so possibly due to the commas in
the addresses, making it hard to split them into 3 columns.
How can this be done... |
Is it possible to check for global variables in IPython when running a file?
Question: I have a file like so:
import pandas a pd
def a_func():
print 'doing stuff'
if __name__ == "__main__":
if 'data' not in globals():
print 'loading data...'
data ... |
CPython 2.7 + Java
Question: My major program is written in Python 2.7 (on Mac) and need to leverage some
function which is written in a Java 1.8, I think CPython cannot import Java
library directly (different than Jython)?
If there is no solution to call Java from CPython, could I integrate in this
way -- wrap the Ja... |
looping over product to compute a serie in python
Question: I'm just gonna compute the result of below serie in python:
The formula
[](http://i.stack.imgur.com/vxNE0.gif)
So, here is my function to compute:
def compute(limit):
... |
Elasticsearch 2.4 nodes does not form cluster with ConnectTransportException
Question: I am already running ELK stack with Elasticsearch(ES) 1.7 with docker
container with 3 nodes, each running one ES container, running behind `nginx`
server. Now I am trying to upgrade ES to 2.4.0. Root user is not allowed in ES
2.4.0 ... |
Calculate moving average in numpy array with NaNs
Question: I am trying to calculate the moving average in a large numpy array that
contains NaNs. Currently I am using:
import numpy as np
def moving_average(a,n=5):
ret = np.cumsum(a,dtype=float)
ret[n:] = ret[n:]-ret[:-n]
... |
Spotfire: Date filtering with action control
Question: I am working on a spotfire app and I am trying to create an action control
that filters dates. I am new to ironpython and can't figure out what is wrong
with my script:
from Spotfire.Dxp.Application.Visuals import *
import datetime as dt
... |
Python Threading: Making the thread function return from an external signal
Question: Could anyone please point out whats wrong with this code. I am trying to
return the thread through a variable flag, which I want to control in my main
thread.
# test27.py
import threading
import time
lock ... |
autoit.pixel_search returning color is not found
Question: I'm trying to grab the coordinates for a specific pixel value on the screen,
but I can't seem to get any results. The error I get is
"autoit.autoit.AutoItError: color is not found".
To verify my code I have the mouse move the the pixel that has the colour I
wa... |
Python Load csv file to Oracle table
Question: I'm a python beginner. I'm trying to insert records into a Oracle table from a
csv file. csv file format : Artist_name, Artist_type, Country . I'm getting
below error:
Error: File "artist_dim.py", line 42, in <module>
cur.execute(sqlquery)
cx_Ora... |
Python generating a lookup table of lambda expressions
Question: I'm building a game and in order to make it work, I need to generate a list of
"pre-built" or "ready to call" expressions. I'm trying to do this with lambda
expressions, but am running into an issue generating the lookup table. The
code I have is similar ... |
Python can't find setuptools
Question: I got the following ImportError as i tried to setup.py install a package:
Traceback (most recent call last):
File "setup.py", line 4, in <module>
from setuptools import setup, Extension
ImportError: No module named setuptools
This happens al... |
Python3 requests library to submit form that disallows post request
Question: I am trying to get the police district from a given location at the [Philly
Police webpage](https://www.phillypolice.com/districts/). I too many locations
to do this by hand, so I am trying to automate the process using Python's
requests libr... |
pexpect not executing command by steps
Question: I have this Python3 code which use Pexpect.
import pexpect
import getpass
import sys
def ssh(username,password,host,port,command,writeline):
child = pexpect.spawn("ssh -p {} {}@{} '{}'".format(port,username,host,command))
c... |
Python: How to convert google location timestaMps in a year-month-day-hour-minute-seconds format?
Question: I am playing around with my google location data (which one can download here
<https://takeout.google.com/settings/takeout>).
The location data is a json file, of which one variable is 'timestaMps' (e.g.
one obs... |
JSON sub for loop produces KeyError, but key exists
Question: I'm trying to add the JSON output below into a dictionary, to be saved into a
SQL database.
{'Parkirisca': [
{
'ID_Parkirisca': 2,
'zasedenost': {
'Cas': '2016-10-08 13:17:00',
... |
How modules know each other
Question: I can plot data from a CSV file with the following code:
import pandas as pd
import matplotlib.pyplot as plt
df = pd.read_csv('test0.csv',delimiter='; ', engine='python')
df.plot(x='Column1', y='Column3')
plt.show()
But I don't understand one th... |
Mine Tweets between two dates in Python
Question: I would like to mine tweets for two keywords for a specific period of time. I
currently have the code below, but how do I add so it only mine tweets between
two dates? (10/03/2016 - 10/07/2016) Thank you!
#Import the necessary methods from tweepy library
... |
python multiprocessing, cpu-s and cpu cores
Question: I was trying out `python3` `multiprocessing` on a machine that has 8 cpu-s and
each cpu has four cores (information is from `/proc/cpuinfo`). I wrote a
little script with a useless function and I use `time` to see how long it
takes for it to finish.
f... |
Seaborn boxplot: TypeError: unsupported operand type(s) for /: 'str' and 'int'
Question: I try to make vertical seaborn boxplot like this
import pandas as pd
df = pd.DataFrame({'a' : ['a', 'b' , 'b', 'a'], 'b' : [5, 6, 4, 3] })
import seaborn as sns
import matplotlib.pylab as plt
%matplot... |
Pandas plot without specifying index
Question: Given the data:
Column1; Column2; Column3
1; 4; 6
2; 2; 6
3; 3; 8
4; 1; 1
5; 4; 2
I can plot it via:
import pandas as pd
import matplotlib.pyplot as plt
df = pd.read_csv('test0.csv',delimiter='; ', engine... |
My PyQt app runs fine inside Idle but throws an error when trying to run from cmd
Question: So I'm learning PyQt development and I typed this into a new file inside IDLE:
import sys
from PyQt4.QtCore import *
from PyQt4.QtGui import *
def window():
app = QApplication(sys.argv)
... |
How to generate random number with a large number of decimals in Python?
Question: How it's going?
I need to generate a random number with a large number of decimal to use in
advanced calculation.
I've tried to use this code:
round(random.uniform(min_time, max_time), 1)
But it doesn't work for le... |
python class import issue
Question: I am new to python and doing some programming for school I have written code
for a roster system and I am supposed to use dictionaries. I keep getting
error No module named 'players_Class' Can someone tell me what I am doing
wrong
class Players:
def __init... |
Python: Ending line every N characters when writing to text file
Question: I am reading the webpage at "<https://google.com>" and writing as a string to
a notepad file. In the notepad file, I want to break and make a newline every
N characters while writing, so that I don't have to scroll horizontally in
notepad. I hav... |
How do I create an animated gif in Python using Wand?
Question: The instructions are simple enough in the [Wand docs](http://docs.wand-
py.org/en/0.4.1/guide/sequence.html) for _reading_ a sequenced image (e.g.
animated gif, icon file, etc.):
>>> from wand.image import Image
>>> with Image(filename='... |
Python Regex for ignoring a sentence with two consecutive upper case letters
Question: I have a simple problem at hand to ignore the sentences that contain two or
more consecutive capital letters and many more grammar rules .
**Issue:** By the definition the regex should not match the string `'This is
something with t... |
How to do custom python imports?
Question: Is there a way to have custom behaviour for import statements in Python? How?
E.g.:
import "https://github.com/kennethreitz/requests"
import requests@2.11.1
import requests@7322a09379565bbeba9bb40000b41eab8856352e
Alternatively, in case this isn't ... |
Maximum recursion depth exceeded in python
Question: I am trying to make power function by recursion. But I got run time error like
Maximum recursion depth exceeded. I will appreciate any help!! Here is my
code.
def fast_power(a,n):
if(n==0):
return 1
else:
if(n%2=... |
Removing punctuation/symbols from a list with Python except periods, commas
Question: In Python, I need to remove almost all punctuation from a list but save
periods and commas. Should I create a function to do this or a variable?
Basically I want to delete all symbols except letters (I've already converted
uppercase l... |
Falcon parsing json error
Question: I'm trying out Falcon for a small api project. Unfortunate i'm stuck on the
json parsing stuff and code from the documentation examples does not work.
I have tried so many things i've found on Stack and Google but no changes.
I've tried the following codes that results in the errors... |
How to avoid re-importing modules and re-defining large object every time a script runs
Question: This must have an answer but I cant find it. I am using a quite large python
module called quippy. With this module one can define an intermolecular
potential to use as a calculator in ASE like so:
from quip... |
python XML get text inside <p>...</p> tag
Question: I guys, I have an xml structure which looks somewhat like this.
<abstract>
<p id = "p-0001" num = "0000">
blah blah blah
</p>
</abstract>
I would like to extract the `<p>` tag inside the `<abstract>` tag only.
I tried:
... |
SQLAlchemy not finding Postgres table connected with postgres_fdw
Question: Please excuse any terminology typos, don't have a lot of experience with
databases other than SQLite. I'm trying to replicate what I would do in SQLite
where I could ATTACH a database to a second database and query across all the
tables. I wasn... |
NLTK AssertionError when taking sentences from PlaintextCorpusReader
Question: I'm using a PlaintextCorpusReader to work with some files from Project
Gutenberg. It seems to handle word tokenization without issue, but chokes when
I request sentences or paragraphs.
I start by downloading [a Gutenberg book (in UTF-8
plai... |
How to display image from current working directory in Python
Question: I would like to display an image using multiple label in a GUI(Qt Designer).
The image file should be grab from current working directory and display on it
own label upon user press Push Button.
Image can be displayed in label_2 when i hardcoded t... |
Specific background color for Tk in Python
Question: How to set specific color such as #B0BF1A instead of black,white,grey
window.configure(background='white')
browse_label = gui.Label(window, text="Image path :", bg="white").place(x=20, y=20)
Answer: I'm not sure whether this is compatible in... |
Python google query with requests module, get responce in http format
Question: I want to execute a google query with requests module in python. Here is my
script:
import requests
searchfor = 'test'
payload = {'q': searchfor, 'key': API_KEY, 'cx': SEARCH_ENGINE_ID}
link = 'https://www.go... |
Plotting decision tree, graphvizm pydotplus
Question: I'm following the tutorial for decision tree on [scikit](http://scikit-
learn.org/stable/modules/tree.html) documentation. I have `pydotplus 2.0.2`
but it is telling me that it does not have `write` method - error below. I've
been struggling for a while with it now,... |
Seaching big files using list in Python - How can improve the speed?
Question: I have a folder with 300+ .txt files with total size of 15GB+. These files
contain tweets. Each line is a different tweet. I have a list of keywords I'd
like to search the tweets for. I have created a script that searches each line
of every ... |
Migrating from AMPL to Pyomo
Question: I am trying to use open source Pyomo lib instead of ampl, so i am trying
migrating the ampl car problem that comes in the Ipopt source code tarball as
example, but i am having got problems with the end condition (reach a place
with zero speed at final iteration) and with the cost ... |
how to complex manage shell processes with asyncio?
Question: I want to track reboot process of daemon with python's asyncio module. So I
need to run shell command `tail -f -n 0 /var/log/daemon.log` and analyze it's
output while, let's say, `service daemon restart` executing in background.
Daemon continues to write to ... |
Python SQLITE3 Inserting Backwards
Question: I have a small piece of code which inserts some data into a database. However,
the data is being inserting in a reverse order.
If i "commit" after the for loop has run through, it inserts backwards, if i
"commit" as part of the for loop, it inserts in the correct order, ho... |
install package from a requirenment txt and failed
Question: I read the rnn tutorial in <https://github.com/dennybritz/rnn-tutorial-rnnlm>
and follow the installations to set up the environment. But I got the error
which I have no idea about this. I set up it in `virtualenv` in Ubuntu 14. I
have search the similar prob... |
Python, scipy : minimize multivariable function in integral expression
Question: how can I minimize a function (uncostrained), respect a[0] and a[1]? example
(this is a simple example for I uderstand scipy, numpy and py):
import numpy as np
from scipy.integrate import *
from scipy.optimize import... |
Why is BeautifulSoup not extracting all of HTML from a webpage?
Question: I am trying to extract text from this website:
[searchgurbani](https://www.searchgurbani.com/guru_granth_sahib/ang_by_ang).
This website has some old scripture translated in English and Punjabi (an
Indian Language) line-by-line. It makes a very g... |
import unicodecsv fails in jupyter
Question: I tried to run import unicodecsv within jupyter by running a .ipynb file. It
failed. Then I installed the unicodecsv file through the python install
command and found it within c\python27 dir. But still the import did not
happen. How should it be installed. Does it need to b... |
Flask blueprint cannot read sqlite3 DATABASES from config file
Question: I would like Python Flask to read from configuration file the location of the
sqlite3 database name **without explicitly writing database name**. Templates
used are: <http://flask.pocoo.org/docs/0.11/patterns/sqlite3/> and
<http://flask.pocoo.org/... |
Virtualenv within single executable
Question: I currently have an executable file that is running Python code inside a
zipfile following this: <https://blogs.gnome.org/jamesh/2012/05/21/python-zip-
files/>
The nice thing about this is that I release a single file containing the app.
The problems arise in the dependenc... |
Using Pandas to Create DateOffset of Paydays
Question: I'm trying to use Pandas to create a time index in Python with entries
corresponding to a recurring payday. Specifically, I'd like to have the index
correspond to the first and third Friday of the month. Can somebody please
give a code snippet demonstrating this?
... |
Two select query at a time python
Question: I want to calculate distance between two points. For that for each point in
one table i have to calculate distance with all the other point in another
table in same database. I am using python for that but I am not able to
execute two query at a time.
import my... |
ImportError: No module named 'bs4' in django only
Question: The same question has been asked a number of times but I couldn't find the
solution.
After I install a package using pip, I am able to import it in python console
or python file and it works as expected. The same package when I try to
include in django, it gi... |
How to pass a list of lists through a for loop in Python?
Question: I have a list of lists :
sample = [['TTTT', 'CCCZ'], ['ATTA', 'CZZC']]
count = [[4,3],[4,2]]
correctionfactor = [[1.33, 1.5],[1.33,2]]
I calculate frequency of each character (pi), square it and then sum (and then
I calcul... |
Find out the letter frequency in from a list in Python
Question: I'm trying to code a program that will count the occurence of different chars
in a list. I want to find the 7 most common once and also want to count the %
of the occurence of that letter of the total amount of letters.
fileOpen = open("lol... |
python pyquery import not working on Mac OS Sierra
Question: I'm trying to import pyquery as I did hundreds on time before, and it's not
working. It looks like related to the Mac OS Sierra. (module installed with
pip and up-to-date)
from pyquery import PyQuery as pq
And got an error on the namespac... |
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