Multiple file generation support for python

Signed-off-by: xaxys <tpnnghd@163.com>

README.md

@@ -48,6 +48,7 @@ Targets:
   c-single [c_single]
   c_minimal [c-minimal, c_min, c-min]
   c_minimal_single [c-minimal-single, c_min_single, c-min-single]
+  python [py]
   python-single [python_single, py-single, py_single]
 ```
 
@@ -58,6 +59,7 @@ When selecting the target language, you can use the aliases inside `[]`. For exa
 - `c-single`: C language, output one file that includes all definitions for all `.bb` files. The output file name (including the extension) is determined by the `-o` option.
 - `c_minimal`: C language, output one `.bb.h` file and one `.bb.c` file for each `.bb` file. Do not generate getter/setter methods for fields.
 - `c_minimal_single`: C language, output one file that includes all definitions for all `.bb` files. The output file name (including the extension) is determined by the `-o` option. Do not generate getter/setter methods for fields.
+- `python`: Python language, output one `_bb.py` file for each `.bb` file.
 - `python-single`: Python language, output one file that includes all definitions for all `.bb` files. The output file name (including the extension) is determined by the `-o` option.
 
 ## Protocol Syntax

README_cn.md

@@ -48,6 +48,7 @@ Targets:
   c-single [c_single]
   c_minimal [c-minimal, c_min, c-min]
   c_minimal_single [c-minimal-single, c_min_single, c-min-single]
+  python [py]
   python-single [python_single, py-single, py_single]
 ```
 
@@ -58,6 +59,7 @@ Targets:
 - `c-single`：C 语言，为所有 `.bb` 文件输出一个包含所有定义的文件。输出文件名（包括扩展名）由 `-o` 选项确定。
 - `c_minimal`：C 语言，为每个 `.bb` 文件输出一个 `.bb.h` 文件和一个 `.bb.c` 文件。不为字段生成 getter/setter 方法。
 - `c_minimal_single`：C 语言，为所有 `.bb` 文件输出一个包含所有定义的文件。输出文件名（包括扩展名）由 `-o` 选项确定。不为字段生成 getter/setter 方法。
+- `python`：Python 语言，为每个 `.bb` 文件输出一个 `_bb.py` 文件。
 - `python-single`：Python 语言，为所有 `.bb` 文件输出一个包含所有定义的文件。输出文件名（包括扩展名）由 `-o` 选项确定。
 
 ## 协议语法

definition/package.go

@@ -78,8 +78,10 @@ func (p Package) Difference(other *Package) (diff []string) {
 // ToPath returns the path of this package
 //
 // sep must be a valid path separator (e.g. "/", ".")
-func (p Package) ToPath(sep string) string {
-	return strings.Join(p.PackageFullPaths, sep)
+//
+// ext must start with a dot (e.g. ".h", ".c", ".py")
+func (p Package) ToPath(sep, ext string) string {
+	return strings.Join(p.PackageFullPaths, sep) + ext
 }
 
 // ToFilePath returns the file path of this package

generator/generator.go

@@ -11,6 +11,7 @@ import (
 	"github.com/xaxys/bubbler/generator/target/c_minimal_single"
 	"github.com/xaxys/bubbler/generator/target/c_single"
 	"github.com/xaxys/bubbler/generator/target/dump"
+	"github.com/xaxys/bubbler/generator/target/python"
 	"github.com/xaxys/bubbler/generator/target/python_single"
 	"github.com/xaxys/bubbler/util"
 )
@@ -23,6 +24,7 @@ func init() {
 	c_singleGen := c_single.NewCSingleGenerator()
 	c_minimalGen := c_minimal.NewCMinimalGenerator()
 	c_minimal_singleGen := c_minimal_single.NewCMinimalSingleGenerator()
+	pythonGen := python.NewPythonGenerator()
 	python_singleGen := python_single.NewPythonSingleGenerator()
 
 	TargetMap = util.NewOrderedMap[string, Generator]()
@@ -38,6 +40,8 @@ func init() {
 	TargetMap.Put("c-minimal-single", c_minimal_singleGen)
 	TargetMap.Put("c_min_single", c_minimal_singleGen)
 	TargetMap.Put("c-min-single", c_minimal_singleGen)
+	TargetMap.Put("python", pythonGen)
+	TargetMap.Put("py", pythonGen)
 	TargetMap.Put("python-single", python_singleGen)
 	TargetMap.Put("python_single", python_singleGen)
 	TargetMap.Put("py-single", python_singleGen)