fix bugs

Author: arihant2math

vm/src/stdlib/nt.rs

@@ -448,14 +448,8 @@ pub(crate) mod module {
     #[pyfunction]
     fn listvolumes(vm: &VirtualMachine) -> PyResult<PyListRef> {
         let mut volumes = vec![];
-        let find;
         let mut buffer = [0u16; 257];
-        find = unsafe {
-            FileSystem::FindFirstVolumeW(
-                buffer.as_mut_ptr(),
-                buffer.len() as _,
-            )
-        };
+        let find = unsafe { FileSystem::FindFirstVolumeW(buffer.as_mut_ptr(), buffer.len() as _) };
         if find == windows_sys::Win32::Foundation::INVALID_HANDLE_VALUE {
             return Err(errno_err(vm));
         }
@@ -468,11 +462,7 @@ pub(crate) mod module {
             }
             volumes.push(s.to_string());
             let ret = unsafe {
-                FileSystem::FindNextVolumeW(
-                    find,
-                    buffer.as_mut_ptr(),
-                    buffer.len() as _,
-                )
+                FileSystem::FindNextVolumeW(find, buffer.as_mut_ptr(), buffer.len() as _)
             };
             if ret == 0 {
                 err = std::io::Error::last_os_error().raw_os_error().unwrap_or(0);
@@ -484,69 +474,10 @@ pub(crate) mod module {
         if err != 0 && err != windows_sys::Win32::Foundation::ERROR_NO_MORE_FILES as i32 {
             return Err(std::io::Error::from_raw_os_error(err).to_pyexception(vm));
         }
-        let volumes: Vec<_> = volumes
-            .into_iter()
-            .map(|v| vm.new_pyobj(v))
-            .collect();
+        let volumes: Vec<_> = volumes.into_iter().map(|v| vm.new_pyobj(v)).collect();
         Ok(vm.ctx.new_list(volumes))
     }
 
-    // TOOD: these functions are not fully compataible with CPython
-    // they exist for some compatibility
-    #[pyfunction]
-    fn _path_exists(path: OsPath, vm: &VirtualMachine) -> PyResult<bool> {
-        let path = path.as_ref();
-        if path.exists() {
-            return Ok(true);
-        }
-        if path.is_dir() {
-            return Ok(false);
-        }
-        let metadata = fs::metadata(path).map_err(|err| err.to_pyexception(vm))?;
-        Ok(metadata.is_file())
-    }
-
-    #[pyfunction]
-    fn _path_isdir(path: OsPath, vm: &VirtualMachine) -> PyResult<bool> {
-        let path = path.as_ref();
-        if path.is_dir() {
-            return Ok(true);
-        }
-        if path.exists() {
-            return Ok(false);
-        }
-        let metadata = fs::metadata(path).map_err(|err| err.to_pyexception(vm))?;
-        Ok(metadata.is_dir())
-    }
-
-    #[pyfunction]
-    fn _path_isfile(path: OsPath, vm: &VirtualMachine) -> PyResult<bool> {
-        let path = path.as_ref();
-        if path.is_file() {
-            return Ok(true);
-        }
-        if path.exists() {
-            return Ok(false);
-        }
-        let metadata = fs::metadata(path).map_err(|err| err.to_pyexception(vm))?;
-        Ok(metadata.is_file())
-    }
-
-    #[pyfunction]
-    fn _path_islink(path: OsPath, vm: &VirtualMachine) -> PyResult<bool> {
-        let path = path.as_ref();
-        if path.is_symlink() {
-            return Ok(true);
-        }
-        if path.exists() {
-            return Ok(false);
-        }
-        let metadata = fs::symlink_metadata(path).map_err(|err| err.to_pyexception(vm))?;
-        Ok(metadata.file_type().is_symlink())
-    }
-
-    // End of functions that are not fully compatible with CPython
-
     #[pyfunction]
     fn set_handle_inheritable(
         handle: intptr_t,