Questions tagged [positional-parameter]
104 questions
0
votes
0 answers
Problem with arguments in Bash in console
I have a Big problem and I don't know how can I solve this.
#!/bin/bash
function prueba(){
valor=$1
echo "Hola ${valor}"
}
prueba $valor
so, when i write in the console:
./beta1.sh prueba 123
print:
Hola
I expected to see:
Hola…
0
votes
0 answers
python argparse up to 3 positional arguments, optional flags for each
I want to create such a thing:
program.py list contracts --minc MIN --maxc MAX
in which --XXXc corresponds with contracts. The positional params (which actions to be performed) may be up to 3 (list, contracts, ticks - at least one, maximum of 3),…
Mat90
- 169
- 1
- 9
0
votes
1 answer
Why is it not possible to combine `...` and named arguments in Ruby 3?
In Ruby 3, the new ... syntax was introduced, allowing constructs like these:
def locked_run(...)
lock
run(...)
unlock
end
This is documented here: https://rubyreferences.github.io/rubychanges/3.0.html
After this discussion…
Kalsan
- 822
- 1
- 8
- 19
0
votes
0 answers
super().__init__(self,name,age,gender,address) TypeError: __init__() takes 5 positional arguments but 6 were given
when creating Student() instance, it shows type error, super().init(self,name,age,gender,address) TypeError: init() takes 5 positional arguments but 6 were given
I tried many way but i did not succeed. please help me to solve this!!!
def…
get_into_jinto
- 1
- 2
0
votes
3 answers
TypeError: get() missing 1 required positional argument: 'url' using ChromeDriver and Chrome through Selenium and Python
Following code is supposed to open Google chrome and Walmart page, but I came across the error below.
Code:
from selenium import webdriver
driver = webdriver.Chrome
driver.get('https://www.walmart.com/')
Error:
Traceback (most recent call…
Shakur T
- 1
- 1
0
votes
1 answer
Order of using positional and keyword arguments
Apparently, if you need to use both keyword and positional arguments while calling your function, you have to use the positional argument first. But the following code results in an error;
def greet(first_name, l_name):
print(f'Hi, {first_name}…
harry
- 157
- 7
0
votes
1 answer
Powershell: how to properly use ValueFromRemainingArguments?
I'm following along the official Microsoft tutorial in order to define one mandatory positional argument and any amount of remaining positional arguments that may follow by using ValueFromRemainingArguments.
My attempt:
function main {
Param(
…
kamokoba
- 497
- 9
- 17
0
votes
2 answers
Python Interpreter Says that I am missing a positional argument. I am a little new to passing arguments and confused
I am doing a project on passing arguments through functions. My problem is that I am writing a program that gives the charged amount based on age and traffic violations. Here is my current code:
print("Use this program to estimate your…
Blake Bratu
- 65
- 4
0
votes
1 answer
Got multiple Arguements in one function call but not in another function call
I am working on Robot Framework, one of my base method is written in python for building a SQL query with n columns and multiple where conditions. The function looks like,
from pypika import Query, Table, Field
def…
Bhuvaneshwari K
- 147
- 1
- 15
0
votes
1 answer
missing 1 required positional argument - Finance
I tried to do Portfolio optimization, but then the TypeError: minimize_sharpe() missing 1 required positional argument: 'log_returns' appeared: Please find the extract below.
import scipy.optimize as optimize…
0
votes
1 answer
Using Map function with Lambda in Python: TypeError: () takes 0 positional arguments but 1 was given
System: WIN10
IDE: MS VSCode
Language: Python version 3.7.3
Library: pandas version 1.0.1
Data source: base data supplied below
Dataset: base data supplied below
I am having an issue for some reason when trying to use the "map" function to map A…
Alfred Hull
- 139
- 11
0
votes
1 answer
Python: Nameless keyword argument list
What is the meaning of a lone star '*' in the parameter list of a Python function?
I found it in the source of scikit-learn and haven't seen it before. I'm familiar with the concepts of positional and keyword arguments (*args, **vargs). I'm…
Adomas Baliuka
- 1,384
- 2
- 14
- 29
0
votes
1 answer
Why do I get "SyntexError: non-keyword arg after keyworkd arg" when my function doesn't specify keyword arguments in Python?
I read about positional arguments and keyword arguments, but I still don't understand why I get SyntexError: non-keyword arg after keyworkd arg from running the following code. I didn't specify any keyword arguments in my objective function,…
Paw in Data
- 1,262
- 2
- 14
- 32
0
votes
0 answers
python *args list of positional parameters
I have a function that takes as input *args:
def foo(*args):
for a in args:
print(a)
This works as intended
> foo('a', 'b')
> a
> b
I am faced with a situation where I don't know how many args are going to be passed (which is the…
gmarais
- 1,801
- 4
- 16
- 32
0
votes
1 answer
Run a bash script within Automator using positional parameters
This is my first time using Automator and it seems like a pretty nifty tool. I am running into an issue however at the very end of the automation. The goal of my automator workflow is to specify a path, then create a directory Highschool1, for…
LobsterBoy
- 15
- 3