feat(projects): 新增Click综合案例示例代码及素材

projects/click-cli/basic/echo.py

@@ -0,0 +1,25 @@
+import argparse
+
+
+def echo(name=None):
+    print(f"Hello, {name}!")
+
+
+def main():
+    parser = argparse.ArgumentParser(
+        description="the argparse usage example",
+    )
+    parser.add_argument(
+        "-n",
+        "--name",
+        dest="name",
+        help="the name pass to echo",
+        default="World",
+    )
+    args = parser.parse_args()
+
+    echo(name=args.name)
+
+
+if __name__ == '__main__':
+    main()