added PICA CLI

Author: prathameshnium

pica/cli.py

@@ -0,0 +1,127 @@
+import os
+import sys
+import subprocess
+import time
+from pathlib import Path
+
+# Metadata & Terms
+APP_NAME = "PICA Command Line Interface"
+VERSION = "1.0.1"
+AUTHORS = "Prathamesh Deshmukh, Sudip Mukherjee"
+AFFILIATION = "UGC-DAE Consortium for Scientific Research, Mumbai Centre"
+LICENSE = "MIT License"
+TERMS = """
+TERMS OF SERVICE / DISCLAIMER:
+This software is provided "as is", without warranty of any kind. 
+The authors are not responsible for any damage to hardware instruments 
+(Keithley, Lakeshore, etc.) caused by improper configuration or 
+misuse of these control scripts. 
+Always verify safety limits (Compliance, Max Voltage) before execution.
+"""
+
+def print_banner():
+    """Prints the professional header."""
+    print("\033[H\033[J") # Clear screen
+    print("="*60)
+    print(f"   {APP_NAME} (v{VERSION})")
+    print(f"   {AFFILIATION}")
+    print("-" * 60)
+    print(f"   Authors: {AUTHORS}")
+    print(f"   License: {LICENSE}")
+    print("="*60)
+    print(TERMS)
+    print("="*60)
+    print("\n")
+
+def find_scripts(base_path):
+    """
+    Recursively finds all python files ending with 'Instrument_Control.py'.
+    Returns a list of tuples: (Display Name, Full Path)
+    """
+    scripts = []
+    base = Path(base_path)
+    
+    # Exclude development/utility scripts that are not main measurement modules
+    exclude_list = [
+        "BasicTest_S830_Instrument_Control.py",
+        "GPIB_InterfaceTest_Simple_Instrument_Control.py",
+    ]
+
+    for path in base.rglob("*Instrument_Control.py"):
+        if path.name in exclude_list:
+            continue
+            
+        # Create a readable name from the filename
+        # e.g., 'IV_K2400_Loop_Instrument_Control.py' -> 'IV K2400 Loop'
+        name = path.stem.replace("_Instrument_Control", "").replace("_", " ")
+        
+        # Get path relative to the run location for clarity, or absolute
+        scripts.append((name, str(path)))
+        
+    return sorted(scripts)
+
+def run_script(script_path):
+    """Runs the selected script using the current python interpreter."""
+    print(f"\n[INFO] Module: {os.path.basename(script_path)}")
+    print("[INFO] Enter arguments below, or press ENTER for defaults.")
+    
+    args = input("Arguments > ").strip()
+    cmd = [sys.executable, script_path]
+    if args:
+        cmd.extend(args.split())
+
+    try:
+        print("-" * 60)
+        subprocess.run(cmd)
+        print("-" * 60)
+        print("\n[SUCCESS] Execution finished.")
+    except KeyboardInterrupt:
+        print("\n[WARN] Execution interrupted by user.")
+    except Exception as e:
+        print(f"\n[ERROR] Failed to run script: {e}")
+
+    input("\nPress ENTER to return to menu...")
+
+def main():
+    # Detect where the 'pica' package is located
+    current_dir = os.path.dirname(os.path.abspath(__file__))
+    
+    while True:
+        print_banner()
+        print("Scannning for available measurement modules...\n")
+        
+        scripts = find_scripts(current_dir)
+        
+        if not scripts:
+            print("[ERROR] No 'Instrument_Control.py' scripts found in pica/ directory.")
+            sys.exit(1)
+
+        print(f"{'No.':<4} | {'Module Name'}")
+        print("-" * 40)
+        
+        for idx, (name, path) in enumerate(scripts, 1):
+            print(f"{idx:<4} | {name}")
+            
+        print("-" * 40)
+        print(f"{'Q':<4} | Quit CLI")
+        
+        choice = input("\nSelect a module number: ").strip().lower()
+        
+        if choice == 'q':
+            print("Exiting PICA CLI. Goodbye!")
+            sys.exit(0)
+            
+        try:
+            idx = int(choice)
+            if 1 <= idx <= len(scripts):
+                selected_name, selected_path = scripts[idx-1]
+                run_script(selected_path)
+            else:
+                print(f"[ERROR] Please enter a number between 1 and {len(scripts)}")
+                time.sleep(1.5)
+        except ValueError:
+            print("[ERROR] Invalid input. Enter a number or 'Q'.")
+            time.sleep(1.5)
+
+if __name__ == "__main__":
+    main()

pica_cli.py

@@ -0,0 +1,12 @@
+#!/usr/bin/env python3
+"""
+PICA Command Line Launcher
+--------------------------
+Use this script to run PICA measurement modules without the Graphical User Interface.
+Ideal for remote access (SSH) or automated environments.
+"""
+
+from pica.cli import main
+
+if __name__ == "__main__":
+    main()