From 71a916c922916ae6b888ea792c06632c51db4934 Mon Sep 17 00:00:00 2001
From: Maxim Slipenko <max.slipenko@gmail.com>
Date: Mon, 20 Sep 2021 12:21:36 +0300
Subject: [PATCH 1/3] fix deps

---
 setup.py | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/setup.py b/setup.py
index 1bae99c..594d382 100644
--- a/setup.py
+++ b/setup.py
@@ -7,7 +7,9 @@ setup(
     author='Maxim Slipenko',
     packages=['turinglab'],
     install_requires = [
-        'python-docx'
+        'python-docx',
+        'pydot',
+        'requests'
     ],
     entry_points = {
         'console_scripts': [

From 4875005153c1c3800740d7295d7807f27c60d7a9 Mon Sep 17 00:00:00 2001
From: Maxim Slipenko <max.slipenko@gmail.com>
Date: Mon, 20 Sep 2021 12:21:51 +0300
Subject: [PATCH 2/3] fix empty character

---
 turinglab/__main__.py | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/turinglab/__main__.py b/turinglab/__main__.py
index a916508..5b4133d 100644
--- a/turinglab/__main__.py
+++ b/turinglab/__main__.py
@@ -32,7 +32,9 @@ def main():
     test_data = []
 
     for test in args.tests:
-        test = test.replace(args.empty_character, 'λ')
+
+        if args.empty_character:
+            test = test.replace(args.empty_character, 'λ')
 
         tm = Emulator(program, test)
 

From 3bf31f8cb962d7553e79621391730fcafd681e89 Mon Sep 17 00:00:00 2001
From: Maxim Slipenko <max.slipenko@gmail.com>
Date: Mon, 20 Sep 2021 12:23:29 +0300
Subject: [PATCH 3/3] update README.md

---
 README.md | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/README.md b/README.md
index 6f10340..76ed57a 100644
--- a/README.md
+++ b/README.md
@@ -15,7 +15,7 @@ python setup.py develop
 ## Usage
 
 ```bat
-turinglab <input_file> <input_string> <output_file>
+turinglab input_file output_dir [-t TESTS [TESTS ...]] [-e EMPTY_CHARACTER] [-f]
 ```
 
 ### Example