Re: Timezone in HH:MM Format

2024-06-18 Thread Ivan "Rambius" Ivanov via Python-list
Thank you all for your responses! On Tue, Jun 18, 2024 at 9:54 PM Jon Ribbens via Python-list wrote: > > datetime.now(ZoneInfo("America/New_York")).isoformat() Both .isoformat() and "%:z" work. -- Tangra Mega Rock: http://www.radiotangra.com -- https://mail.python.org/mailman/listinfo/python

Timezone in HH:MM Format

2024-06-18 Thread Ivan "Rambius" Ivanov via Python-list
Hello, How can I convert a date, usually datetime.now(), into a format where the timezone is in hours:minutes format. I was able to get that format in shell: $ date +%Y-%m-%dT%H:%M:%S%:z 2024-06-18T19:24:09-04:00 The closest I got in python is from datetime import datetime from zoneinfo import

Re: A Single Instance of an Object?

2024-03-11 Thread Ivan "Rambius" Ivanov via Python-list
On Mon, Mar 11, 2024 at 5:06 PM dn via Python-list wrote: > > Good question Rambius! > > On 12/03/24 09:53, Ivan "Rambius" Ivanov via Python-list wrote: > > Hello, > > > > I am refactoring some code and I would like to get rid of a global > >

Re: A Single Instance of an Object?

2024-03-11 Thread Ivan "Rambius" Ivanov via Python-list
On Mon, Mar 11, 2024 at 5:01 PM Chris Angelico via Python-list wrote: > > On Tue, 12 Mar 2024 at 07:54, Ivan "Rambius" Ivanov via Python-list > wrote: > > I am refactoring some code and I would like to get rid of a global > > variable. Here is the outline: > &

A Single Instance of an Object?

2024-03-11 Thread Ivan "Rambius" Ivanov via Python-list
Hello, I am refactoring some code and I would like to get rid of a global variable. Here is the outline: import subprocess CACHE = {} def lookup(key): Runs the command cmd, parses its output, extract's the key's value, caches it and returns it. If the key has already been in the cac

Re: Question about logging.config.dictConfig

2023-02-08 Thread Ivan "Rambius" Ivanov
On Tue, Feb 7, 2023 at 7:35 PM Peter J. Holzer wrote: > > On 2023-02-07 17:58:26 -0500, Ivan "Rambius" Ivanov wrote: > > I am trying to configure my loggers using dictConfig, but they do not > > print anything. Here are more details. > [...] > > from m

Question about logging.config.dictConfig

2023-02-07 Thread Ivan "Rambius" Ivanov
Hello, I am trying to configure my loggers using dictConfig, but they do not print anything. Here are more details. I have several python scripts that use a similar logging setup. I put the common configuration in a separate module myloggingconf.py: # myloggingconf.py import logging def configu

Re: Custom help format for a choice argparse argument

2023-01-27 Thread Ivan "Rambius" Ivanov
Hello Cameron, On Fri, Jan 27, 2023 at 4:45 PM Cameron Simpson wrote: > > On 27Jan2023 15:31, Ivan "Rambius" Ivanov > wrote: > >I am developing a script that accepts a time zone as an option. The > >time zone can be any from pytz.all_timezones. I have &

Re: Custom help format for a choice argparse argument

2023-01-27 Thread Ivan "Rambius" Ivanov
> print(“Invalid timezone”,file=sys.stderr) > This is what I use now. I still wonder if I can mold HelpFormatter to do what I want it to do. > … > > > > > From: Python-list on > behalf of Ivan "Rambius" Ivanov > Date: Frida

Custom help format for a choice argparse argument

2023-01-27 Thread Ivan "Rambius" Ivanov
Hello, I am developing a script that accepts a time zone as an option. The time zone can be any from pytz.all_timezones. I have def main(): parser = argparse.ArgumentParser() parser.add_argument("-z", "--zone", choices=pytz.all_timezones) args = parser.parse_args() print(args)

Resolving Weekday Schedules to Dates

2022-07-21 Thread Ivan "Rambius" Ivanov
Hello, Do you know of a library that resolves schedules like every Wednesday at 3:00pm to absolute time, that is return the datetime of the next occurrence? Regards rambius P.S. -- Tangra Mega Rock: http://www.radiotangra.com -- https://mail.python.org/mailman/listinfo/python-list

Re: Concatenating a Hash to a String

2020-12-01 Thread Ivan "Rambius" Ivanov
Hello, Thank you all for your help. On Tue, Dec 1, 2020 at 1:38 PM MRAB wrote: > The bytes are all in the ASCII range, so you can convert it into a > string using .decode('ascii'). I utilized encode and decode string methods to convert from bytes to strings > And, of course, use parametrised qu

Re: Concatenating a Hash to a String

2020-11-30 Thread Ivan "Rambius" Ivanov
On Tue, Dec 1, 2020 at 12:39 AM Chris Angelico wrote: > Don't do this! DO NOT do this! Even if it might happen to work with a > base 64 encoded value, this is a terrible terrible bug just waiting to > happen. Instead, use *parameterized queries* and keep your SQL safe. OK. What are parameterized

Concatenating a Hash to a String

2020-11-30 Thread Ivan "Rambius" Ivanov
Hello, I want to store the hashes of strings in a database and I have problems generating the sql statements. I generate the hashes using hashlib and then convert it to base64 and I put the base64 representation in the sql. Here is the code: #!/usr/bin/env python3.8 import base64 import hashlib

Re: EnvironmentError

2020-11-20 Thread Ivan "Rambius" Ivanov
Hello, On Thu, Nov 19, 2020 at 1:56 PM Usman Musa wrote: > > When I try to install a package or upgrade pip, using pip install I got > this error massage. > WARNING: Retrying (Retry(total=4, connect=None, read=None, > redirect=None, status=None)) after connection broken by > 'SSLError(SSLCe

Re: answer not correct

2020-11-08 Thread Ivan "Rambius" Ivanov
Hello, First of all, remove the asterisks around the snippet, it makes it so hard to copy and paste your code. My answer is inlined. On Sun, Nov 8, 2020 at 2:28 PM Quentin Bock wrote: > > *def add(numbers):* > * total = 1* If this is your sum, you need to initialize it to zero: total = 0 > *

Re: System Beep?

2019-03-08 Thread Ivan "Rambius" Ivanov
Hello, On Fri, Mar 8, 2019, 3:19 PM Steve wrote: > = RESTART: C:\Gork\Med Insulin codes\MedReminder 127.py > = > Traceback (most recent call last): > File "C:\Gork\Med Insulin codes\MedReminder 127.py", line 13, in > > windsound.Beep #(frequency, duration) > NameE

Re: what type of application implemented with python?

2017-04-15 Thread Ivan "Rambius" Ivanov
Hello, Python's own website contains a non-exhaustive list of applications implemeted in Python: https://www.python.org/about/apps/ Regards Rambius On Sat, Apr 15, 2017 at 4:13 PM, kondaiah sinha wrote: > what type of application implemented with python?...like by using java we can > implement

Re: Getting stdout and stderr from subprocess in correct order

2017-03-04 Thread Ivan "Rambius" Ivanov
Hello, Thank you all for your suggestions. I will see what will apply to my use case. Regards Rambius On Sat, Mar 4, 2017 at 5:37 PM, Piet van Oostrum wrote: > "Ivan \"Rambius\" Ivanov" writes: > >> Dear colleagues, >> >> I using subprocess module

Getting stdout and stderr from subprocess in correct order

2017-03-03 Thread Ivan "Rambius" Ivanov
Dear colleagues, I using subprocess module and I am wondering how I can get the output of the spawned process's stdout and stderr in the right order. Here are my sample programs: $ cat subprc.py import subprocess import sys f = 'hw.py' p = subprocess.run([sys.executable, f], stdout=subprocess.PI