WeiZhong94 commented on a change in pull request #10103: 
[FLINK-14506][python][build] Improve the release script for Python API release 
package
URL: https://github.com/apache/flink/pull/10103#discussion_r347294765
 
 

 ##########
 File path: flink-python/dev/lint-python.sh
 ##########
 @@ -589,16 +642,34 @@ get_all_supported_checks
 EXCLUDE_CHECKS=""
 
 INCLUDE_CHECKS=""
+
+SUPPORT_INSTALL_COMPONENTS=()
+# search all supported install functions and put them into 
SUPPORT_INSTALL_COMPONENTS array
+get_all_supported_install_components
+
+INSTALL_COMPONENTS=""
 # parse_opts
 USAGE="
 usage: $0 [options]$
 -h          print this help message and exit
 -f          force to exec from the progress of installing environment
+-s          install environment with specified components which include 
basic,py_env,tox,flake8,sphinx,all
+            e.g. -s basic
+                then the env will only install basic component.
+            e.g. -s py_env
+                then the env will install basic component with python 
env(3.5,3.6,3.7).
+            e.g. -s tox,flake8
+                then the env will install basic component with tox,flake8.
+            e.g. -s all
+                then the env will install all components such as python 
env,tox,flake8,sphinx etc.
+            note:
+                this option is for installing environment components without 
checks, so don't use this option
 
 Review comment:
   "installing environment components without checks" is misleading here. How 
about make it more clear, such as "This option is used to install environment 
components and will skip all subsequent checks, so do not use this option with 
-e,-i simultaneously"?

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