fix in windows compilation

enstools/feature/__init__.py

@@ -24,10 +24,10 @@ python_out = os.path.join(working_dir, '_proto_gen')
 for path in proto_files_g:
     path_dir = os.path.dirname(path)
 
-    if path_dir.endswith("/feature/identification"):
+    if path.parts[-3:] == ('feature', 'identification', 'identification.proto'):
         id_path_dir = path_dir
 
-id_path = id_path_dir + "/identification.proto"
+id_path = os.path.join(id_path_dir, "identification.proto")
 if not os.path.exists(id_path):
     print("Could not find identification.proto main file.")
 
@@ -49,7 +49,7 @@ for path in proto_files_g:
         # merge path_dir and id_path_dir files (Properties by method and base file)
         # wish there was an easier solution
         # create temporal file to merge them, compile, and delete at end
-        with tempfile.NamedTemporaryFile() as tmp:
+        with tempfile.NamedTemporaryFile(delete=False) as tmp:
 
             files = [path, id_path]
             for fname in files:
@@ -60,14 +60,17 @@ for path in proto_files_g:
             protoc_command = [protoc, '-I=' + os.path.dirname(tmp.name),  '--python_out=' + python_out, tmp.name]
             print("Execute protoc for: " + str(path))
 
-            if subprocess.call(protoc_command) != 0:
-                sys.exit(1)
-            num_compied_files += 1
+        # need to call protoc outside (for windows compatibility), otherwise protoc cant access file.
+        if subprocess.call(protoc_command) != 0:
+            sys.exit(1)
+        num_compied_files += 1
 
-            os.rename(
+        os.rename(
                 os.path.join(python_out, os.path.basename(tmp.name)) + "_pb2.py",
                 os.path.join(python_out + "/" + os.path.basename(path)[:-6]) + "_pb2.py"
                  )
+        # delete temp now
+        os.remove(tmp.name)
 
 if num_compied_files:
     print("Compiled " + str(num_compied_files) + " proto files.")