install setuptools

Author: rongxin-liu

setup.py

@@ -16,7 +16,7 @@
     },
     description="This is submit50, with which you can submit solutions to problems for CS50.",
     long_description="This is submit50, with which you can submit solutions to problems for CS50.",
-    install_requires=["lib50>=3,<4", "requests>=2.19", "termcolor>=1.1"],
+    install_requires=["lib50>=3,<4", "requests>=2.19", "setuptools", "termcolor>=1.1"],
     keywords=["submit", "submit50"],
     name="submit50",
     python_requires=">=3.6",
@@ -26,6 +26,6 @@
     entry_points={
         "console_scripts": ["submit50=submit50.__main__:main"]
     },
-    version="3.1.1",
+    version="3.1.2",
     include_package_data=True
 )