Adjust wacom settings without GUI. This can be done using your distro's GUI (gnome-control-center etc.). But if you need to do it without for some reason these scripts use the official wacom drivers/tool.

wacom_one_pressure.sh

#!/bin/bash

<<COMMENT
 Setup wacom device:
 - Date: 2020-07-11
 - Device: 'Wacom one M'
 - Dependency:
	- xinput
	- xsetwacom

Sets pressure sensitivity for wacom pen.
COMMENT

# Multiplier for cursor movement distance:
pFract=$"2.5"
# Bezier(linear) curve values for 'PressureCurve':
declare -a pCurve=( 0 20 80 100 )
# Rotation amount see 'man xsetwacom' 'Rotate':
cRotate=$"half"
# Cursor position, see 'man xsetwacom' 'Mode':
cMode=$"Relative"


# Use xsetwacom and xinput to retrieve and apply values:

# Returns every of wacom device id with max length 2 digits:
wacomIds=$(xsetwacom --list | grep -Eo '[0-9]{1,2}')

# Apply set values to found wacom devices:
for id in $wacomIds; do
	xsetwacom --set $id Rotate $cRotate
	xsetwacom --set $id PressureCurve ${pCurve[0]} ${pCurve[1]} ${pCurve[2]} ${pCurve[3]}
	xsetwacom --set $id Mode $cMode	
	xinput --set-prop $id 'Device Accel Constant Deceleration' $pFract
done

wacom_one_rotate.sh

#!/usr/bin/bash

<<COMMENT
 Rotate wacom device:
 - Date: 2022-09-11
 - Device: 'Wacom one M'
 - Requires
  - xsetwacom
  - xrandr
  - xinput

Rotates wacom tablet orientation, for left handed.
This is done by changing the stylus device.
COMMENT

STYLUS_ID = xsetwacom list devices | sed -n '/stylus/p' | grep -Eo '[0-9]{1,2}'

xsetwacom --set $STYLUS_ID Rotate half

wacom_one_screen.sh

#!/usr/bin/bash

<<COMMENT
 Setup wacom device:
 - Date: 2022-09-11
 - Device: 'Wacom one M'
 - Requires
  - xsetwacom
  - xrandr
  - xinput
  
Allows you to limit wacom to a single monitor.
Selection is done through given menu.
COMMENT

for com in xsetwacom xrandr xinput; do
  if ! command -v $com &> /dev/null
  then
      echo "$com could not be found"
      exit
  fi
done

# Get device names of all connected monitors.
displays=($(xrandr | grep -Po "\K[^+w]+\b(?=connected)"))

echo "Detected ${#displays[@]} connected monitors."
PS3="Select which monitor the wacom should target:"$'\n'"=> "
select disp in "${displays[@]}"
do
  if [[ $disp == "" ]]; then
      echo Invalid choice!
    else
      echo "Selected ${disp}"
      break
  fi
done

echo "Reading all wacom devices..."
# Get wacom device ids:
wacomIds=$(xsetwacom --list | grep -Eo '[0-9]{1,2}')

for id in $wacomIds; do
  xinput map-to-output $id $disp
done