diff --git a/app/streamlit_app.py b/app/streamlit_app.py
index 67fe478b..21c41fa0 100644
--- a/app/streamlit_app.py
+++ b/app/streamlit_app.py
@@ -15,12 +15,12 @@
 }
 
 TIP = """
-> **💡 TIP**
->
-> To quickly adapt to the generated code structure, there are TODOs in the files that are needed to be edited.
-> [PyCharm TODO comments](https://www.jetbrains.com/help/pycharm/using-todo.html) or
-> [VSCode Todo Tree](https://marketplace.visualstudio.com/items?itemName=Gruntfuggly.todo-tree)
-> can help you find them easily.
+**💡 TIP**
+
+To quickly adapt to the generated code structure, there are TODOs in the files that are needed to be edited.
+[PyCharm TODO comments](https://www.jetbrains.com/help/pycharm/using-todo.html) or
+[VSCode Todo Tree](https://marketplace.visualstudio.com/items?itemName=Gruntfuggly.todo-tree)
+can help you find them easily.
 """
 
 
diff --git a/templates/_base/_find_and_replace.sh b/templates/_base/_find_and_replace.sh
deleted file mode 100644
index d3f353e1..00000000
--- a/templates/_base/_find_and_replace.sh
+++ /dev/null
@@ -1,9 +0,0 @@
-#!/bin/bash
-
-set -xeu
-
-if [ $(uname) == "Darwin" ]; then
-    grep -rl "$1" . | xargs sed -i "" "s/$1/$2/g"
-else
-    grep -rl "$1" . | xargs sed -i "s/$1/$2/g"
-fi
diff --git a/templates/single/README.md b/templates/single/README.md
index ce89c5d5..078e60e2 100644
--- a/templates/single/README.md
+++ b/templates/single/README.md
@@ -18,8 +18,6 @@ Table of Contents
 
 ## Getting Started
 
-- After downloaded and extracted an archive, there will be a folder named `single` (directory name). Inside that there will be an another folder named `single_cg` (package name).
-
 <details>
 <summary>
 Detailed Directory List
@@ -51,15 +49,7 @@ single
 
 </details>
 
-- Folder names must be renamed by using `mv` command in Unix/macOS and Linux and `move` in Windows. Or simply rename them.
-
-- Since the generated code are using absolute imports, the package name must be renamed to the name you have changed in the above step. There is a `find_and_replace.sh` script (Unix and Linux only) to easily find and replace the package name in the generated code. Usage is:
-
-  ```sh
-  bash find_and_replace.sh old_pkg_name new_pkg_name
-  ```
-
-- Install the dependencies with `pip` and install the package in `editable` mode:
+- Install the dependencies with `pip` and install the project in `editable` mode:
 
   ```sh
   pip install -r requirements.txt --progress-bar off -U
@@ -75,8 +65,8 @@ single
 
 - Edit `datasets.py` for your custom datasets and dataloaders.
 - Edit `models.py` for your custom models.
-- Extend `utils.py` for additional command line arguments.
-- Extend `engines.py` for your custom models' forward pass, backward pass, and evaluation.
+- Extend `config.py` for additional command line arguments.
+- Extend `trainers.py` for your custom models' forward pass, backward pass, and evaluation.
 - Extend `handlers.py` for your custom handlers. _(**OPTIONAL**)_
 
 ## Training
diff --git a/templates/single/find_and_replace.sh b/templates/single/find_and_replace.sh
deleted file mode 100644
index bb5b17b0..00000000
--- a/templates/single/find_and_replace.sh
+++ /dev/null
@@ -1 +0,0 @@
-{% extends "_find_and_replace.sh" %}
diff --git a/templates/single/requirements.txt b/templates/single/requirements.txt
index 801fcad6..d1eef9b6 100644
--- a/templates/single/requirements.txt
+++ b/templates/single/requirements.txt
@@ -1,3 +1,4 @@
+setuptools
 torch>=1.7.0
 pytorch-ignite>=0.4.4
 {{ handler_deps }}
diff --git a/templates/single/single/config.pyi b/templates/single/single/config.pyi
new file mode 100644
index 00000000..3c78ec0f
--- /dev/null
+++ b/templates/single/single/config.pyi
@@ -0,0 +1 @@
+{% include "_argparse.pyi" %}
diff --git a/templates/single/single/events.pyi b/templates/single/single/events.pyi
deleted file mode 100644
index 9b2016ed..00000000
--- a/templates/single/single/events.pyi
+++ /dev/null
@@ -1 +0,0 @@
-{% include "_events.pyi" %}
diff --git a/templates/single/single/main.pyi b/templates/single/single/main.pyi
index 5d87a73f..137f1681 100644
--- a/templates/single/single/main.pyi
+++ b/templates/single/single/main.pyi
@@ -10,10 +10,10 @@ import ignite.distributed as idist
 from ignite.engine.events import Events
 from ignite.utils import manual_seed
 
-from {{project_name}}.engines import create_engines
-from {{project_name}}.events import TrainEvents
+from {{project_name}}.trainers import create_trainers, TrainEvents
 from {{project_name}}.handlers import get_handlers, get_logger
-from {{project_name}}.utils import get_default_parser, setup_logging, log_metrics, log_basic_info, initialize, resume_from
+from {{project_name}}.utils import setup_logging, log_metrics, log_basic_info, initialize, resume_from
+from {{project_name}}.config import get_default_parser
 
 
 def run(local_rank: int, config: Any, *args: Any, **kwargs: Any):
@@ -43,7 +43,7 @@ def run(local_rank: int, config: Any, *args: Any, **kwargs: Any):
     # train_engine and eval_engine
     # -----------------------------
 
-    train_engine, eval_engine = create_engines(
+    train_engine, eval_engine = create_trainers(
         config=config,
         model=model,
         optimizer=optimizer,
diff --git a/templates/single/single/engines.pyi b/templates/single/single/trainers.pyi
similarity index 96%
rename from templates/single/single/engines.pyi
rename to templates/single/single/trainers.pyi
index 9ff42144..aaba40fb 100644
--- a/templates/single/single/engines.pyi
+++ b/templates/single/single/trainers.pyi
@@ -8,7 +8,8 @@ from ignite.engine import Engine
 from torch.cuda.amp import autocast
 from torch.optim.optimizer import Optimizer
 
-from {{project_name}}.events import TrainEvents, train_events_to_attr
+
+{% include "_events.pyi" %}
 
 
 # Edit below functions the way how the model will be training
@@ -116,7 +117,7 @@ def evaluate_function(
 
 # function for creating engines which will be used in main.py
 # any necessary arguments can be provided.
-def create_engines(**kwargs) -> Tuple[Engine, Engine]:
+def create_trainers(**kwargs) -> Tuple[Engine, Engine]:
     """Create Engines for training and evaluation.
 
     Parameters
diff --git a/templates/single/single/utils.pyi b/templates/single/single/utils.pyi
index c37632c7..151f1d1e 100644
--- a/templates/single/single/utils.pyi
+++ b/templates/single/single/utils.pyi
@@ -19,8 +19,6 @@ from torch.nn import Module
 from torch.optim.lr_scheduler import _LRScheduler
 from torch.optim.optimizer import Optimizer
 
-{% include "_argparse.pyi" %}
-
 
 # we can use `idist.auto_model` to handle distributed configurations
 # for your model : https://pytorch.org/ignite/distributed.html#ignite.distributed.auto.auto_model
diff --git a/templates/single/tests/test_engines.pyi b/templates/single/tests/test_trainers.pyi
similarity index 95%
rename from templates/single/tests/test_engines.pyi
rename to templates/single/tests/test_trainers.pyi
index 50f1e275..c148cabc 100644
--- a/templates/single/tests/test_engines.pyi
+++ b/templates/single/tests/test_trainers.pyi
@@ -6,8 +6,7 @@ from unittest.mock import MagicMock
 import ignite.distributed as idist
 import torch
 from ignite.engine.engine import Engine
-from {{project_name}}.engines import create_engines, evaluate_function, train_function
-from {{project_name}}.events import TrainEvents, train_events_to_attr
+from {{project_name}}.trainers import create_trainers, evaluate_function, train_function, TrainEvents, train_events_to_attr
 from torch import nn, optim
 
 
@@ -110,8 +109,8 @@ class TestEngines(unittest.TestCase):
         output = evaluate_function(config, engine, self.batch, self.model, self.loss_fn, self.device)
         self.assertIsInstance(output, Number)
 
-    def test_create_engines(self):
-        train_engine, eval_engine = create_engines(
+    def test_create_trainers(self):
+        train_engine, eval_engine = create_trainers(
             config=Namespace(use_amp=True),
             model=self.model,
             loss_fn=self.loss_fn,
diff --git a/templates/single/tests/test_utils.pyi b/templates/single/tests/test_utils.pyi
index c8cb3dd4..2cf4a626 100644
--- a/templates/single/tests/test_utils.pyi
+++ b/templates/single/tests/test_utils.pyi
@@ -7,8 +7,8 @@ from tempfile import TemporaryDirectory
 import torch
 from ignite.engine import Engine
 from ignite.utils import setup_logger
+from {{project_name}}.config import get_default_parser
 from {{project_name}}.utils import (
-    get_default_parser,
     hash_checkpoint,
     log_metrics,
     resume_from,