From 7ac0264053ff7adfbcf051fcc068e1b6d7325231 Mon Sep 17 00:00:00 2001
From: Malar Kannan <malarkannan.invention@gmail.com>
Date: Mon, 8 Jun 2020 22:48:46 +0530
Subject: [PATCH] fix error on GRPC Python - ignore namespace tree if not
 specified (#5862) (#5922)

---
 src/idl_gen_grpc.cpp | 6 ++++--
 1 file changed, 4 insertions(+), 2 deletions(-)

diff --git a/src/idl_gen_grpc.cpp b/src/idl_gen_grpc.cpp
index d1a71170b..96560fffa 100644
--- a/src/idl_gen_grpc.cpp
+++ b/src/idl_gen_grpc.cpp
@@ -403,8 +403,10 @@ bool GeneratePythonGRPC(const Parser &parser, const std::string & /*path*/,
     namespace_dir += *it;
   }
 
-  std::string grpc_py_filename =
-      namespace_dir + kPathSeparator + file_name + "_grpc_fb.py";
+  std::string grpc_py_filename = namespace_dir;
+  if (!namespace_dir.empty()) grpc_py_filename += kPathSeparator;
+  grpc_py_filename += file_name + "_grpc_fb.py";
+
   return flatbuffers::SaveFile(grpc_py_filename.c_str(), code, false);
 }