Simple argparse example wanted: 1 argument, 3 results

The documentation for the argparse python module, while excellent I'm sure, is too much for my tiny beginner brain to grasp right now. I don't need to do math on the command line or meddle with...

In Python argparse, is it possible to have paired --no-something/--something arguments?

I'm writing a program in which I would like to have arguments like this: --[no-]foo Do (or do not) foo. Default is do. Is there a way to get argparse to do this for me? I was using Python 3.2...

Conditional command line arguments in Python using argparse

I'd like to have a program that takes a --action= flag, where the valid choices are dump and upload, with upload being the default. If (and only if) dump is selected, I'd like there to also be a...

Custom tab completion in python argparse

How to get shell tab completion cooperating with argparse in a Python script? #!/usr/bin/env python import argparse def main(**args): pass if __name__ == '__main__': parser =...

I want Python argparse to throw an exception rather than usage

I don't think this is possible, but I want to handle exceptions from argparse myself. For example: import argparse parser = argparse.ArgumentParser() parser.add_argument('--foo', help='foo help',...

Parsing boolean values with argparse

I would like to use argparse to parse boolean command-line arguments written as "--foo True" or "--foo False". For example: my_program --my_boolean_flag False However, the following test code...

Can't get argparse to read quoted string with dashes in it?

Is there a way to make argparse recognize anything between two quotes as a single argument? It seems to keep seeing the dashes and assuming that it's the start of a new option I have something...

Read specific columns from a csv file with csv module?

I'm trying to parse through a csv file and extract the data from only specific columns. Example csv: ID | Name | Address | City | State | Zip | Phone | OPEID | IPEDS | 10 | C... | 130 W.. | Mo.....

python library for user input

I am implementing a small command line tool in python that needs to ask the user a couple of questions. I use raw_input('Are you male or female?') all the time. Now I would like to be able to...

Command-line Options: Should short options be restricted to 1 character?

I'm trying to get my head around command-line arguments for Python and have been reading the Standard Library documentation about the argparse module. They mention the concept of short and long...

python argparse module AttributeError

I'm learning argparse module,and i write the code as follows: import argparse parser = argparse.ArgumentParser(description='Process some integers.') parser.add_argument('integers', metavar='N',...

python TUI popup

I need some hints to find a simple solution for inserting a popup window inside a python console app. This app runs normally unattended, because it's done to be launched from crontab. It uses...

Setting GOOGLE_APPLICATION_CREDENTIALS for BigQuery Python CLI

I'm trying to connect to Google BigQuery through the BigQuery API, using Python. I'm following this page here: https://cloud.google.com/bigquery/bigquery-api-quickstart My code is as...

Python argparse: type inconsistencies when combining 'choices', 'nargs' and 'default'

I have the following python program: #!/usr/bin/env python import argparse parser = argparse.ArgumentParser() parser.add_argument('arg', choices=['foo', 'bar', 'baz'], default='foo',...

Iterating over accepted args of argparse

I cant see m to figure out how to iterate over the accepted args of argparse. I get I can iterate over the parsed_args result, but what I want is to iterate over the arguments the parser is...

Install requirements.txt with pip

I am trying to install remote environment like on remote server using requirements.txt. So first I went to Server went to virtualenv by source bin/activate and typed: pip freeze > requirements.txt...

Recursion Depth Exceeded, pickle and BeautifulSoup

I want to pickle html from websites. I save the html to a list and try to pickle it. An example of one such list is the html from brckhmptn.com/tour. Of course the html from this site is a lot, is...

How do I make a Python function with mutually exclusive arguments?

I have a Python class which needs to accept one of two mutually exclusive arguments. If the arguments are not exclusive, (ie: if both or neither are given), an error should be raised. class...

Read google spreadsheet in pandas dataframe

Not very experience with API authentication but I cannot figure out how to read a Google Sheet share with me from Python. I've tried: import gspread from oauth2client.service_account import...

Default value is used instead of User input in argparse

I am having issues writing the following argument in which I am trying to: if user inputs in a date (eg. 20180514), use the date as inputted by the user if no user defined date, use the default...

Failed building wheel for pycairo using manim in Python 3.7 environment

I am following the steps outlined here to set up maths animation for educational purposes. I've had to figure out how to configure all the steps for Python 3.7, but that hasn't posed any major...

argparse: How to allow empty list with nargs="*" and choices

In argparse, how can I create an optional positional command line option that takes multiple arguments which all need to be part of a list of choices? In the following example, I want to allow any...

Pythonic way for adding parameters to argparse based on another parameter

In the main function, I have a parser which validates optional inputs: def main(): parser = argparse.ArgumentParser() parser.add_argument('--platform',required=True) ...

argparse: Ignore positional arguments if a flag is set?

I want to provide the command with 3 arguments: <version>, <input file> and <output file> under normal usage. Except there's a specific flag --init, which will basically run the program without...

Progress of model.predict in Tensorflow?

I'm playing with some tensorflow pre-trained models. Given the following Tensorflow program: from argparse import ArgumentParser from tensorflow import keras import numpy as np import cv2 import...

google dataflow job cost optimization

I have run the below code for 522 gzip files of size 100 GB and after decompressing, it will be around 320 GB data and data in protobuf format and write the output to GCS. I have used n1 standard...

How to display pretty tables in terminal with tabulate python package?

I am have simple CLI app written in python with argparse module. Basically I am fetching some cryptocurrency data with external api, I transform it into pandas dataframe and print it with tabulate...

npm install failing with error "error Build failed with error code: 1"

i am running npm install command on my project but getting error Build failed with error code: 1 Part of the log posted below. 0 verbose cli [ 0 verbose cli 'C:\\Program...

Generate individual H5 files for each and every video

My code is about to create an H5 file for Each and Every video in the folder, Extracting the feature from the video and stored into the H5 file. in Below shown code extraction feature from multi...

How does one create a distributed data loader with PyTorch's TorchMeta for meta-learning?

I was trying to create a pytorch distributed data laoder with torchmeta but it failed with a deadlock: python...