remote connection to cv tool with python

hp4194/command_lib.py

+import pyvisa
+
+class hp4194(object):
+
+    def __init__(self,address="GPIB3::17::INSTR"):
+        self.adress = address
+        self.rm = pyvisa.ResourceManager()
+        self.inst = self.rm.open_resource(address)
+        self.inst.control_ren(5) #local lockout
+        self.inst.timeout = None
+
+    def __del__(self):
+        self.inst.control_ren(0)
+        self.inst.close()
+
+    
+

hp4194/first.ipynb

+{
+ "cells": [
+  {
+   "cell_type": "code",
+   "execution_count": 1,
+   "id": "5ab6142f-2352-48c4-9736-3de2785360ff",
+   "metadata": {},
+   "outputs": [],
+   "source": [
+    "from command_lib import hp4194"
+   ]
+  },
+  {
+   "cell_type": "code",
+   "execution_count": 5,
+   "id": "d9ca0544-775f-4300-a3f5-3d1eeda1f3ec",
+   "metadata": {},
+   "outputs": [],
+   "source": [
+    "cv_tool = hp4194()"
+   ]
+  },
+  {
+   "cell_type": "code",
+   "execution_count": 4,
+   "id": "b9922caa-0f61-4147-8734-1abbfa9339d1",
+   "metadata": {},
+   "outputs": [],
+   "source": [
+    "del cv_tool"
+   ]
+  },
+  {
+   "cell_type": "code",
+   "execution_count": 6,
+   "id": "233f60eb-f684-48d3-b328-5c83dac24c73",
+   "metadata": {},
+   "outputs": [
+    {
+     "data": {
+      "text/plain": [
+       "5"
+      ]
+     },
+     "execution_count": 6,
+     "metadata": {},
+     "output_type": "execute_result"
+    }
+   ],
+   "source": [
+    "cv_tool.inst.write(\"RST\")"
+   ]
+  },
+  {
+   "cell_type": "code",
+   "execution_count": null,
+   "id": "81aa39f3-df70-4a08-99f1-a54f17e8fa88",
+   "metadata": {},
+   "outputs": [],
+   "source": []
+  }
+ ],
+ "metadata": {
+  "kernelspec": {
+   "display_name": "Python 3 (ipykernel)",
+   "language": "python",
+   "name": "python3"
+  },
+  "language_info": {
+   "codemirror_mode": {
+    "name": "ipython",
+    "version": 3
+   },
+   "file_extension": ".py",
+   "mimetype": "text/x-python",
+   "name": "python",
+   "nbconvert_exporter": "python",
+   "pygments_lexer": "ipython3",
+   "version": "3.13.0"
+  }
+ },
+ "nbformat": 4,
+ "nbformat_minor": 5
+}