Bump Flet version to 0.18.0

Add check for module name

Author: FeodorFitsner

CHANGELOG.md

@@ -1,5 +1,16 @@
 # Flet changelog
 
+# 0.18.0
+
+* `flet build` command to package Flet app for any platform ([#2271](https://github.com/flet-dev/flet/issues/2271)).
+* Added TextStyle for the Text control ([#2270](https://github.com/flet-dev/flet/issues/2270)).
+* Refactor code, add Enum deprecation utils ([#2259](https://github.com/flet-dev/flet/issues/2259)).
+* `CupertinoAppBar` control ([#2278](https://github.com/flet-dev/flet/issues/2278)).
+* Fix AlertDialog content updating ([#2277](https://github.com/flet-dev/flet/issues/2277)).
+* Fix FLET_VIEW_PATH ignored on linux ([#2244](https://github.com/flet-dev/flet/issues/2244)).
+* `MenuBar`, `SubMenuButton` and `MenuItemButton` controls ([#2252](https://github.com/flet-dev/flet/issues/2252)).
+* convert 'key' to a super parameter ([#2258](https://github.com/flet-dev/flet/issues/2258)).
+
 # 0.17.0
 
 * `SearchBar` control ([#2212](https://github.com/flet-dev/flet/issues/2212)).

client/pubspec.lock

@@ -183,7 +183,7 @@ packages:
       path: "../package"
       relative: true
     source: path
-    version: "0.17.0"
+    version: "0.18.0"
   flutter:
     dependency: "direct main"
     description: flutter

package/CHANGELOG.md

@@ -1,3 +1,14 @@
+# 0.18.0
+
+* `flet build` command to package Flet app for any platform ([#2271](https://github.com/flet-dev/flet/issues/2271)).
+* Added TextStyle for the Text control ([#2270](https://github.com/flet-dev/flet/issues/2270)).
+* Refactor code, add Enum deprecation utils ([#2259](https://github.com/flet-dev/flet/issues/2259)).
+* `CupertinoAppBar` control ([#2278](https://github.com/flet-dev/flet/issues/2278)).
+* Fix AlertDialog content updating ([#2277](https://github.com/flet-dev/flet/issues/2277)).
+* Fix FLET_VIEW_PATH ignored on linux ([#2244](https://github.com/flet-dev/flet/issues/2244)).
+* `MenuBar`, `SubMenuButton` and `MenuItemButton` controls ([#2252](https://github.com/flet-dev/flet/issues/2252)).
+* convert 'key' to a super parameter ([#2258](https://github.com/flet-dev/flet/issues/2258)).
+
 # 0.17.0
 
 * `SearchBar` control ([#2212](https://github.com/flet-dev/flet/issues/2212)).

package/pubspec.yaml

@@ -2,7 +2,7 @@ name: flet
 description: Write entire Flutter app in Python or add server-driven UI experience into existing Flutter app.
 homepage: https://flet.dev
 repository: https://github.com/flet-dev/flet
-version: 0.17.0
+version: 0.18.0
 
 # This package supports all platforms listed below.
 platforms:

sdk/python/packages/flet/src/flet/cli/commands/build.py

@@ -225,6 +225,7 @@ def add_arguments(self, parser: argparse.ArgumentParser) -> None:
         parser.add_argument(
             "--module-name",
             dest="module_name",
+            default="main",
             help="python module name with an app entry point",
         )
         parser.add_argument(
@@ -266,6 +267,19 @@ def handle(self, options: argparse.Namespace) -> None:
         self.verbose = options.verbose
 
         python_app_path = Path(options.python_app_path).resolve()
+        if not os.path.exists(python_app_path) or not os.path.isdir(python_app_path):
+            print(
+                f"Path to Flet app does not exist or is not a directory: {python_app_path}"
+            )
+            sys.exit(1)
+
+        python_module_name = Path(options.module_name).stem
+        python_module_filename = f"{python_module_name}.py"
+        if not os.path.exists(os.path.join(python_app_path, python_module_filename)):
+            print(
+                f"{python_module_filename} not found in the root of Flet app directory. Use --module-name option to specify an entry point for your Flet app."
+            )
+            sys.exit(1)
 
         self.flutter_dir = Path(tempfile.gettempdir()).joinpath(
             f"flet_flutter_build_{random_string(10)}"
@@ -298,8 +312,7 @@ def handle(self, options: argparse.Namespace) -> None:
             template_data["description"] = options.description
 
         template_data["sep"] = os.sep
-        if options.module_name:
-            template_data["python_module_name"] = Path(options.module_name).stem
+        template_data["python_module_name"] = python_module_name
         if options.product_name:
             template_data["product_name"] = options.product_name
         if options.org_name: