!2 dropped Python 2.7

From: @jackie_wu123
Reviewed-by: @licihua
Signed-off-by: @licihua

pyusb.spec

@@ -1,6 +1,6 @@
 Name:                pyusb
 Version:             1.0.2
-Release:             2
+Release:             3
 Summary:             Python bindings for libusb
 License:             BSD
 URL:                 https://github.com/pyusb/pyusb/
@@ -11,19 +11,11 @@ BuildArch:           noarch
 PyUSB aims to be an easy to use Python module to access USB devices.
 PyUSB relies on a native system library for USB access.
 
-%package -n python2-pyusb
-Summary:             python bindings for libusb
-%{?python_provide:%python_provide python2-pyusb}
-BuildRequires:       python2-devel
-Provides:            pyusb = %{version}-%{release}
-Obsoletes:           pyusb < %{version}-%{release}
-%description -n python2-pyusb
-The PyUSB module provides  for Python easy access to the host machine's Universal Serial  Bus(USB) system.
-
 %package -n python3-pyusb
-Summary:             pythonbindingsforlibusb
+Summary:             %summary
 %{?python_provide:%python_provide python3-pyusb}
 BuildRequires:       python3-devel
+BuildRequires:       python3-setuptools
 %description -n python3-pyusb
 
 The PyUSB module provides  for Python easy access to the host mach
@@ -33,21 +25,18 @@ ine's Universal Serial  Bus(USB) system.
 sed -i -e 's/\r//g' README.rst
 
 %build
-%py2_build
 %py3_build
 
 %install
-%py2_install
 %py3_install
 
-%files -n python2-pyusb
-%doc README.rst LICENSE
-%{python2_sitelib}/*
-
 %files -n python3-pyusb
 %doc README.rst LICENSE
 %{python3_sitelib}/*
 
 %changelog
+* Wed Oct 21 2020 zhangpeng <zhangpeng228@huawei.com> -1.0.2-3
+- dropped python2.7
+
 * Wed Apr 22 2020 yanan li <liyanan032@huawei.com> - 1.0.2-2
 - package init