diff --git a/Cargo.lock b/Cargo.lock
index ebebc0e..82acba3 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -5289,7 +5289,7 @@ checksum = "a2eb9349b6444b326872e140eb1cf5e7c522154d69e7a0ffb0fb81c06b37543f"
 
 [[package]]
 name = "stream-gears"
-version = "1.0.4"
+version = "1.0.5"
 dependencies = [
  "anyhow",
  "biliup",
diff --git a/biliup/engine/download.py b/biliup/engine/download.py
index 8f19d53..d23e0cf 100644
--- a/biliup/engine/download.py
+++ b/biliup/engine/download.py
@@ -542,10 +542,8 @@ class DownloadBase(ABC):
 
 def stream_gears_download(url, headers, file_name, segment_time=None, file_size=None,
                           file_name_callback: Callable[[str], None] = None):
-    class Segment:
-        pass
 
-    segment = Segment()
+    segment = stream_gears.PySegment()
     if segment_time:
         seg_time = segment_time.split(':')
         # print(int(seg_time[0]) * 60 * 60 + int(seg_time[1]) * 60 + int(seg_time[2]))
diff --git a/crates/biliup/src/uploader/util.rs b/crates/biliup/src/uploader/util.rs
index b6199aa..0ad0b54 100644
--- a/crates/biliup/src/uploader/util.rs
+++ b/crates/biliup/src/uploader/util.rs
@@ -1,3 +1,4 @@
+use std::str::FromStr;
 #[cfg(feature = "cli")]
 use clap::ValueEnum;
 
@@ -10,9 +11,11 @@ pub enum SubmitOption {
     BCutAndroid,
 }
 
-impl SubmitOption {
+impl FromStr for SubmitOption {
+    type Err = String;
+
     /// Parse a string into SubmitOption, compatible with both clap and manual parsing
-    pub fn parse_str(s: &str) -> Result<Self, String> {
+    fn from_str(s: &str) -> Result<Self, Self::Err> {
         match s.to_lowercase().as_str() {
             "app" => Ok(SubmitOption::App),
             "bcutandroid" | "b-cut-android" | "bcut_android" => Ok(SubmitOption::BCutAndroid),
diff --git a/crates/stream-gears/Cargo.toml b/crates/stream-gears/Cargo.toml
index 010df3a..61603c6 100644
--- a/crates/stream-gears/Cargo.toml
+++ b/crates/stream-gears/Cargo.toml
@@ -1,6 +1,6 @@
 [package]
 name = "stream-gears"
-version = "1.0.4"
+version = "1.0.5"
 edition = "2024"
 
 # See more keys and their definitions at https://doc.rust-lang.org/cargo/reference/manifest.html
diff --git a/crates/stream-gears/src/lib.rs b/crates/stream-gears/src/lib.rs
index 4942d58..4220f9b 100644
--- a/crates/stream-gears/src/lib.rs
+++ b/crates/stream-gears/src/lib.rs
@@ -17,14 +17,26 @@ use biliup::downloader::util::Segmentable;
 
 use tracing_subscriber::layer::SubscriberExt;
 
-#[derive(FromPyObject, Debug)]
+#[derive(Debug, Clone)]
+#[pyclass(set_all)]
 pub struct PySegment {
-    #[pyo3(attribute("time"))]
+    // #[pyo3(attribute("time"))]
     time: Option<u64>,
-    #[pyo3(attribute("size"))]
+    // #[pyo3(attribute("size"))]
     size: Option<u64>,
 }
 
+#[pymethods]
+impl PySegment {
+    #[new]
+    fn new() -> Self {
+        PySegment{
+            time: None,
+            size: None,
+        }
+    }
+}
+
 #[pyfunction]
 #[pyo3(signature = (url,header_map,file_name,segment,proxy = None))]
 fn download(
@@ -347,6 +359,7 @@ fn stream_gears(m: &Bound<'_, PyModule>) -> PyResult<()> {
     m.add_function(wrap_pyfunction!(login_by_web_cookies, m)?)?;
     m.add_function(wrap_pyfunction!(login_by_web_qrcode, m)?)?;
     m.add_class::<UploadLine>()?;
+    m.add_class::<PySegment>()?;
     Ok(())
 }
 
diff --git a/crates/stream-gears/src/uploader.rs b/crates/stream-gears/src/uploader.rs
index 19c6a5b..8fae6bf 100644
--- a/crates/stream-gears/src/uploader.rs
+++ b/crates/stream-gears/src/uploader.rs
@@ -12,6 +12,7 @@ use pyo3::pyclass;
 
 use std::collections::HashMap;
 use std::path::PathBuf;
+use std::str::FromStr;
 use std::time::Instant;
 use tracing::info;
 
@@ -190,7 +191,7 @@ pub async fn upload(studio_pre: StudioPre, submit: Option<&str>, proxy: Option<&
     }
 
     let submit = match submit {
-        Some(submit) => SubmitOption::parse_str(submit).unwrap_or(SubmitOption::App),
+        Some(submit) => SubmitOption::from_str(submit).unwrap_or(SubmitOption::App),
         _ => SubmitOption::App,
     };