Merge pull request #68 from kakao/feature/59

f-strings로 인해 python 3.6 버전 이하에서 오류가 나는 부분 수정 #59

src/main/python/setup.py.in

@@ -42,16 +42,16 @@ class CustomBuild(build):
         """
         run build command
         """
-        with zipfile.ZipFile(f'{_SRC_NAME}.zip', 'r') as src_zip:
+        with zipfile.ZipFile('{}.zip'.format(_SRC_NAME), 'r') as src_zip:
             src_zip.extractall()
-        build_dir = f'{_SRC_NAME}/build'
+        build_dir = '{}/build'.format(_SRC_NAME)
         os.makedirs(build_dir, exist_ok=True)
         subprocess.check_call('cmake ..', cwd=build_dir, shell=True)
         subprocess.check_call('make all resource', cwd=build_dir, shell=True)
         shutil.rmtree('khaiii/lib', ignore_errors=True)
-        shutil.copytree(f'{build_dir}/lib', 'khaiii/lib')
+        shutil.copytree('{}/lib'.format(build_dir), 'khaiii/lib')
         shutil.rmtree('khaiii/share', ignore_errors=True)
-        shutil.copytree(f'{build_dir}/share', 'khaiii/share')
+        shutil.copytree('{}/share'.format(build_dir), 'khaiii/share')
         shutil.rmtree(_SRC_NAME)
         build.run(self)
 
@@ -83,13 +83,12 @@ setup(
         'Development Status :: 5 - Stable',
         'License :: OSI Approved :: Apache 2.0',
         'Programming Language :: Python :: 3',
-        'Programming Language :: Python :: 3.6',
     ],
     license='Apache 2.0',
     packages=['khaiii', ],
     include_package_data=True,
     install_requires=[],
-    setup_requires=['cmake>=3.10', 'pytest-runner'],
+    setup_requires=['pytest-runner', ],
     tests_require=['pytest', ],
     zip_safe=False,
     cmdclass={'build': CustomBuild}