build: add utility scripts

1 files changed, 37 insertions, 0 deletions

diff --git a/typings/serial/serialutil.pyi b/typings/serial/serialutil.pyi
new file mode 100644
index 0000000..d24f7d1
--- /dev/null
+++ b/typings/serial/serialutil.pyi
@@ -0,0 +1,37 @@
+import io
+from typing import Any, Optional
+
+
+class SerialBase(io.RawIOBase):
+    """\
+    Serial port base class. Provides __init__ function and properties to
+    get/set port settings.
+    """
+
+    def __init__(
+        self,
+        port: Optional[str] = ...,
+        baudrate: Optional[int] = ...,
+        **kwargs: Any
+    ) -> None:
+        """Initialize comm port object. If a "port" is given, then the port
+        will be opened immediately. Otherwise a Serial port object in closed
+        state is returned.
+        """
+        ...
+
+    @property
+    def baudrate(self) -> int: ...
+
+    @baudrate.setter
+    def baudrate(self) -> None: ...
+
+    def setRTS(self, value: Optional[bool] = ...) -> None:
+        ...
+
+    def setDTR(self, value: Optional[bool] = ...) -> None:
+        ...
+
+    @property
+    def is_open(self) -> bool:
+        ...