On 06/07/2024 09.28, Chris Green wrote:
I have a Raspberry Pi in my boat that uses I2C to read a number of
voltages and currents (using ADS1115 A2D) so I can monitor the battery
condition etc.
At present various different scripts (i.e. processes) just read the
values using the I2C bus whenever
On 19/05/2024 08.49, Peter J. Holzer wrote:
[...]
That's what package management on Linux is for. Sure, it means that you
won't have the newest version of anything and some packages not at all,
but you don't have to care about dependencies. Or updates.
Well, that doesn't work as well.
On 18/05/2024 20.04, Mats Wichmann wrote:
[...]
So venvs make managing all that pretty convenient. Dunno why everybody's
so down on venvs...
Only people which are *not* using python... :-)
In my experience, venvs is the only possible
way to use python properly.
The dependency nightmare
On 14/05/2024 19.44, Gordinator wrote:
I wish to write a terminal emulator in Python. I am a fairly competent
Python user, and I wish to try a new project idea. What references can I
use when writing my terminal emulator? I wish for it to be a true
terminal emulator as well, not just a Tk text
On 02/04/2024 19.18, Stefan Ram wrote:
Some people can't believe it when I say that chatbots improve
my programming productivity. So, here's a technique I learned
from a chatbot!
It is a structured "break". "Break" still is a kind of jump,
you know?
So, what's a
On 01/04/2024 10.40, Stefan Ram wrote:
Q: How can I multiply two variables in Python? I tried:
a = 2
b = 3
print( ab )
but it did not work.
A: No, this cannot work. To multiply, you need the multiplication
operator. You can import the multiplication operator from
On 16/02/2024 23.12, Chris Green wrote:
I'm looking for a simple way to make NaN values output as something
like '-' or even just a space instead of the string 'nan'. This would
then make it much easier to handle outputting values from sensors when
not all sensors are present.
So, for example,
On 11/01/2024 19.08, Rich Shepard wrote:
It's been several years since I've needed to write a python script so I'm
asking for advice to get me started with a brief script to separate names
and email addresses in one file into two separate files: salutation.txt and
emails.txt.
An example of the
On 11/12/2023 16.16, Chris Green wrote:
Is there a way to abbreviate the following code somehow?
lv = {'dev':'bbb', 'input':'1', 'name':'Leisure volts'}
sv = {'dev':'bbb', 'input':'0', 'name':'Starter volts'}
la = {'dev':'bbb', 'input':'2', 'name':'Leisure Amps'}
sa =
On 26/11/2023 18.50, Dieter Maurer wrote:
Piergiorgio Sartor wrote at 2023-11-25 22:15 +0100:
...
Apparently, the "with" context manager is not usable
in classes, at least not with __init__() & co.
You can use `with` in classes -- with any context manager.
However, you would usually not use
Hi all,
I apologize in advance for the "foggy"
question, but I've myself unclear ideas.
Anyway...
Python has "context manager".
For example, the "open()" class can be
simply used as follow:
with open(...) as fp:
fp.do_something()
On the other hand, it is also possible to do:
fp = open()
On 23/09/2023 09.41, Stefan Ram wrote:
r...@zedat.fu-berlin.de (Stefan Ram) writes:
[]=[]
I was watching a video of a David Beazley talk "Python
Concurrency From the Ground Up" , where he wrote
can_recv, can_send, [] = select(recv_wait, send_wait, [])
. Later, he clarified that he
On 24/06/2023 18.18, Jason Friedman wrote:
I'm writing a database connectivity module to be used by other modules and
leveraging the jaydebeapi module.
From what I can tell jaydebeapi contains no built-in timeout capability, so
then I turned to https://pypi.org/project/timeout-decorator/.
My
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