Add file for the help message

Author: soimkim

src/fosslight_source/_help.py

@@ -0,0 +1,43 @@
+#!/usr/bin/env python
+# -*- coding: utf-8 -*-
+# Copyright (c) 2021 LG Electronics Inc.
+# SPDX-License-Identifier: Apache-2.0
+from fosslight_util.help import PrintHelpMsg
+
+_HELP_MESSAGE_SOURCE = """
+    Usage: fosslight_source [option1] <arg1> [option2] <arg2>... 
+
+    FOSSLight Source uses ScanCode, a source code scanner, to detect the copyright and license phrases contained in the file.
+    Some files (ex- build script), binary files, directory and files in specific directories (ex-test) are excluded from the result. 
+    And removes words such as “-only” and “-old-style” from the license name to be printed. The output result is generated in Excel format.
+
+    Options:
+        Mandatory
+            -p <source_path>\t\t   Path to analyze source
+        
+        Optional
+            -h\t\t\t\t   Print help message
+            -j\t\t\t\t   Generate additional result of executing ScanCode in json format
+            -o <file_name>\t\t   Output file name"""
+
+_HELP_MESSAGE_CONVERT = """
+    Usage: fosslight_convert [option1] <arg1> [option2] <arg2>... 
+
+    FOSSLigtht_convert converts the result of executing ScanCode in json format into OSS Report format.
+
+    Options:
+        Mandatory
+            -p <path_dir>\t\t   Path of ScanCode json files
+        
+        Optional
+            -h\t\t\t\t   Print help message
+            -o <file_name>\t\t   Output file name"""
+
+
+def print_help_msg_source():
+    helpMsg = PrintHelpMsg(_HELP_MESSAGE_SOURCE)
+    helpMsg.print_help_msg(True)
+
+def print_help_msg_convert():
+    helpMsg = PrintHelpMsg(_HELP_MESSAGE_CONVERT)
+    helpMsg.print_help_msg(True)