test-visumpy-external-connection.py•7.59 kB
# Test connessione all'istanza VisumPy creata
import sys
import os
import time
import json
print("=== TEST CONNESSIONE ISTANZA VISUMPY ===")
print("Scenario: Creare istanza con VisumPy, poi connettersi dall'esterno")
# Setup paths
visum_path = r"H:\Program Files\PTV Vision\PTV Visum 2025\Exe"
python_path = os.path.join(visum_path, "Python")
if visum_path not in sys.path:
sys.path.insert(0, visum_path)
if python_path not in sys.path:
sys.path.insert(0, python_path)
try:
import VisumPy.helpers as vh
import win32com.client as win32
print("✅ VisumPy.helpers and win32com imported")
# STEP 1: Creare istanza con VisumPy
print(f"\n📋 STEP 1: Create VisumPy instance")
visum_instance = vh.CreateVisum(250)
print(f"✅ VisumPy instance created: {type(visum_instance)}")
# Carica progetto
project_path = r"H:\go\italferr2025\Campoleone\100625_Versione_base_v0.3_sub_ok_priv.ver"
print(f"📂 Loading project...")
visum_instance.LoadVersion(project_path)
nodes_original = visum_instance.Net.Nodes.Count
print(f"✅ Project loaded - Nodes: {nodes_original:,}")
# STEP 2: Tenere l'istanza viva e provare connessione esterna
print(f"\n🔍 STEP 2: Try external connection to VisumPy instance")
# Test 1: GetActiveObject ora che abbiamo un'istanza attiva
print(f" Test 1: GetActiveObject dopo CreateVisum")
try:
visum_external = win32.GetActiveObject("Visum.Visum")
print(f" ✅ GetActiveObject SUCCESS! {type(visum_external)}")
# Verifica che sia la stessa istanza
nodes_external = visum_external.Net.Nodes.Count
print(f" 📊 External nodes: {nodes_external:,}")
if nodes_external == nodes_original:
print(f" 🎉 SAME INSTANCE! External connection works!")
# Test modifica per confermare connessione
print(f" 🧪 Testing external control...")
# Prova a fare una semplice operazione
original_title = visum_external.GetPath(0) # Path del progetto
print(f" 📁 Project path via external: {original_title}")
success_data = {
"timestamp": time.time(),
"method": "VisumPy.CreateVisum + GetActiveObject",
"api": "VisumPy_External_Connection",
"nodes": nodes_external,
"connection_type": "external_after_visumpy",
"status": "EXTERNAL_CONNECTION_SUCCESS"
}
with open(r"H:\visum-thinker-mcp-server\visumpy_external_success.json", 'w') as f:
json.dump(success_data, f, indent=2)
print(f" 💾 External connection success saved!")
else:
print(f" ❌ Different instance - External: {nodes_external}, Original: {nodes_original}")
except Exception as get_e:
print(f" ❌ GetActiveObject failed: {get_e}")
# Test 2: Multiple Dispatch attempts
print(f"\n Test 2: Multiple Dispatch to find same instance")
dispatch_progids = [
"Visum.Visum.250",
"Visum.Visum",
"Visum.Application"
]
for progid in dispatch_progids:
try:
print(f" Trying Dispatch('{progid}')...")
visum_dispatch = win32.Dispatch(progid)
# Se è vuoto, prova a caricare lo stesso progetto
if visum_dispatch.Net.Nodes.Count == 0:
print(f" Empty instance, loading project...")
visum_dispatch.LoadVersion(project_path)
nodes_dispatch = visum_dispatch.Net.Nodes.Count
print(f" Dispatch nodes: {nodes_dispatch:,}")
if nodes_dispatch == nodes_original:
print(f" 🎉 SAME INSTANCE via {progid}!")
# Test command execution
try:
# Prova qualche comando semplice
zones = visum_dispatch.Net.Zones.Count
print(f" 📊 Zones accessible: {zones:,}")
print(f" ✅ External control confirmed via {progid}")
except Exception as cmd_e:
print(f" ❌ Command test failed: {cmd_e}")
else:
print(f" ❌ Different instance")
except Exception as dispatch_e:
print(f" ❌ Dispatch('{progid}') failed: {dispatch_e}")
# STEP 3: Test persistenza istanza
print(f"\n⏱️ STEP 3: Instance persistence test")
print(f" Keeping VisumPy instance alive for 30 seconds...")
print(f" During this time, external connections should work...")
start_time = time.time()
test_interval = 5 # Test ogni 5 secondi
for i in range(6): # 30 seconds total
time.sleep(test_interval)
elapsed = time.time() - start_time
print(f" ⏰ {elapsed:.1f}s - Testing external access...")
try:
# Test accesso dall'istanza originale
nodes_check = visum_instance.Net.Nodes.Count
print(f" Original instance: {nodes_check:,} nodes - ✅")
# Test GetActiveObject
try:
visum_active = win32.GetActiveObject("Visum.Visum")
nodes_active = visum_active.Net.Nodes.Count
print(f" GetActiveObject: {nodes_active:,} nodes - ✅")
if nodes_active == nodes_check:
print(f" 🎉 External connection persistent at {elapsed:.1f}s!")
except:
print(f" ❌ GetActiveObject failed at {elapsed:.1f}s")
except Exception as persist_e:
print(f" ❌ Persistence check failed: {persist_e}")
print(f"\n✅ VisumPy instance persistence test completed")
print(f"Original instance still active: {visum_instance.Net.Nodes.Count:,} nodes")
# Final test
print(f"\n🔍 FINAL TEST: One more external connection")
try:
final_visum = win32.GetActiveObject("Visum.Visum")
final_nodes = final_visum.Net.Nodes.Count
print(f"✅ Final external connection: {final_nodes:,} nodes")
if final_nodes == nodes_original:
print(f"🚀 SOLUTION CONFIRMED: VisumPy + External Connection WORKS!")
final_success = {
"timestamp": time.time(),
"method": "VisumPy.CreateVisum + Persistent GetActiveObject",
"api": "VisumPy_Persistent_External",
"nodes": final_nodes,
"persistence_seconds": 30,
"status": "PERSISTENT_EXTERNAL_SUCCESS"
}
with open(r"H:\visum-thinker-mcp-server\visumpy_persistent_external.json", 'w') as f:
json.dump(final_success, f, indent=2)
print(f"💾 Persistent external success confirmed!")
else:
print(f"❌ Final external connection shows different data")
except Exception as final_e:
print(f"❌ Final external connection failed: {final_e}")
except Exception as e:
print(f"❌ Test failed: {e}")
import traceback
traceback.print_exc()
print(f"\n=== TEST CONNESSIONE ISTANZA VISUMPY COMPLETATO ===")
print("Key question: Can we connect externally to VisumPy-created instances?")