Fix: Correct aqc_venv path for Docker environment

Dockerfile

@@ -46,7 +46,7 @@ COPY --chown=user:user . .
 COPY docker/nginx.conf /etc/nginx/nginx.conf
 
 # ---------------------------------------------------------------------------
-# [NEW] Create the 'aqc_venv' and install dependencies exactly as requested
+# Create the 'aqc_venv' and install dependencies
 # ---------------------------------------------------------------------------
 RUN python3 -m venv utils/aqc_venv && \
     # 1. Upgrade pip inside the new venv
@@ -56,10 +56,14 @@ RUN python3 -m venv utils/aqc_venv && \
     git clone https://github.com/bjader/aqc-research.git && \
     # 3. Install aqc-research into the venv
     ../utils/aqc_venv/bin/pip install ./aqc-research && \
-    # # 4. Remove the cloned folder
-    # rm -rf aqc-research && \
+    # 4. Remove the cloned folder (optional - you can keep it for debugging)
+    rm -rf aqc-research && \
     # 5. Install adapt-aqc (editable mode) into the venv
-    ../utils/aqc_venv/bin/pip install -e ./adapt-aqc
+    ../utils/aqc_venv/bin/pip install -e ./adapt-aqc && \
+    # 6. VERIFY: Print the Python path to confirm it exists
+    echo "=== Verifying aqc_venv installation ===" && \
+    ls -la /home/user/app/utils/aqc_venv/bin/ && \
+    /home/user/app/utils/aqc_venv/bin/python --version
 
 # Prepare writable directories for nginx (running as non-root later)
 RUN mkdir -p /tmp/nginx/body /tmp/nginx/proxy /tmp/nginx/fastcgi /tmp/nginx/uwsgi /tmp/nginx/scgi \

utils/EBU_Quantum/no_body/base_functions.py

@@ -682,28 +682,31 @@ from pathlib import Path
 from qiskit import QuantumCircuit
 from qiskit.qasm3 import dumps, loads
 
-# --- Dynamic Path Detection ---
-# This file is at: .../utils/EBU_Quantum/no_body/base_functions.py
-# We need to find: .../utils/aqc_venv/
-CURRENT_FILE = Path(__file__).resolve()
-
-# Go up to the 'utils' directory (3 levels: base_functions.py -> no_body -> EBU_Quantum -> utils)
-UTILS_DIR = CURRENT_FILE.parents[2]
-
-# Define the path to the virtual environment python executable
-VENV_DIR = UTILS_DIR / "aqc_venv"
+# -----------------------------------------------------------------------------
+# Dynamic path detection for the virtual environment
+# -----------------------------------------------------------------------------
+# This file is at: quantum/utils/EBU_Quantum/no_body/base_functions.py
+# We need to find: quantum/utils/aqc_venv/
 
 if sys.platform == "win32":
-    ADAPT_PYTHON = str(VENV_DIR / "Scripts" / "python.exe")
+    # Local Windows Development
+    # Go up from: utils/EBU_Quantum/no_body/ -> utils/
+    current_dir = Path(__file__).parent.resolve()
+    utils_dir = current_dir.parents[1]  # no_body -> EBU_Quantum -> utils
+    ADAPT_PYTHON = utils_dir / "aqc_venv" / "Scripts" / "python.exe"
 else:
-    ADAPT_PYTHON = str(VENV_DIR / "bin" / "python")
+    # Docker / Linux Production
+    # In Docker, WORKDIR is /home/user/app
+    # The venv is created at /home/user/app/utils/aqc_venv
+    # Use absolute path to be safe
+    ADAPT_PYTHON = Path("/home/user/app/utils/aqc_venv/bin/python")
 
-# Debug: Print the path to help troubleshoot
-print(f"DEBUG: ADAPT_PYTHON path = {ADAPT_PYTHON}")
-print(f"DEBUG: VENV exists = {VENV_DIR.exists()}")
+# Convert to string for subprocess
+ADAPT_PYTHON = str(ADAPT_PYTHON)
 
-# 3. Define the module path
-ADAPT_MODULE = "quantum.utils.EBU_Quantum.no_body.run_adapt_aqc"
+# Debug: Print the path (will appear in container logs)
+print(f"[DEBUG] ADAPT_PYTHON path: {ADAPT_PYTHON}")
+print(f"[DEBUG] ADAPT_PYTHON exists: {Path(ADAPT_PYTHON).exists()}")
 
 def generate_optimized_circuit(qc: QuantumCircuit) -> QuantumCircuit:
     """
@@ -743,9 +746,7 @@ sys.stdout.write(dumps(qc_opt))
 """
 
     # Launch subprocess, pipe in QASM3 string
-    # We set cwd to the project root (parent of utils) so imports work correctly
-    # UTILS_DIR is .../utils, so UTILS_DIR.parent is the project root (e.g., /home/user/app)
-    PROJECT_ROOT = UTILS_DIR.parent
+    # We set cwd to PROJECT_ROOT so imports like 'quantum.utils...' work correctly
     proc = subprocess.run(
         [ADAPT_PYTHON, "-c", code],
         input=qasm_str,
@@ -768,4 +769,4 @@ sys.stdout.write(dumps(qc_opt))
         print(proc.stdout[:500])
         raise e
 
-    return qc_opt
+    return qc_opt