Revise paste Convert image to Blender Python Code

#!/bin/bash
###################################################################### 
#Copyright (C) 2024  Kris Occhipinti
#https://filmsbykris.com

#This program is free software: you can redistribute it and/or modify
#it under the terms of the GNU General Public License as published by
#the Free Software Foundation version 3 of the License.

#This program is distributed in the hope that it will be useful,
#but WITHOUT ANY WARRANTY; without even the implied warranty of
#MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
#GNU General Public License for more details.

#You should have received a copy of the GNU General Public License
#along with this program.  If not, see <http://www.gnu.org/licenses/>.
######################################################################

[[ $1 ]] || exit
[[ -f "$1" ]] || exit

convert "$1" text:- |grep -v '^#'|awk '{print $1,$4}'|sed 's/: srgba(/,/g'|tr -d ')'|while read line
do 
  line="$(echo $line|sed 's/: black/,0,0,0,1/g')"
  pos="$(echo $line|cut -d\, -f1,2)"
  if [[ "$line" != *"none"* ]]
  then
  r="$(echo $line|cut -d\, -f3)"
  r="$(echo "scale=6; $r/255"| bc -l)"
  g="$(echo $line|cut -d\, -f4)"
  g="$(echo "scale=6; $g/255"| bc -l)"
  b="$(echo $line|cut -d\, -f5)"
  b="$(echo "scale=6; $b/255"| bc -l)"
  color="$r,$g,$b"
  name="Material.$RANDOM.$RANDOM"
    echo "
bpy.ops.mesh.primitive_cube_add(enter_editmode=False, align='WORLD', location=($pos, 0), scale=(.5, .5, .5))
mat = bpy.data.materials.new('$name')
mat.use_nodes = True
bpy.data.materials['$name'].node_tree.nodes['Principled BSDF'].inputs[0].default_value = ($color, 1)
bpy.context.object.active_material = mat"

done