Add INSTALL_REQUIRES

Author: wq2012

setup.py

@@ -2,11 +2,14 @@
 
 import setuptools
 
-VERSION = "0.2.21"
+VERSION = "0.2.22"
 
 with open("README.md", "r") as file_object:
     LONG_DESCRIPTION = file_object.read()
 
+with open("requirements.txt") as file_object:
+    INSTALL_REQUIRES = file_object.read().splitlines()
+
 setuptools.setup(
     name="spectralcluster",
     version=VERSION,
@@ -22,4 +25,5 @@
         "License :: OSI Approved :: Apache Software License",
         "Operating System :: OS Independent",
     ],
+    install_requires=INSTALL_REQUIRES,
 )