Unsupported op_type Pad for op

[mzdk100]

I have an onnx model converted from pytorch, but encountered an error using candle inference. I have confirmed that this onnx model can work properly on Python. I also checked that the shape and data type of the input tensor are the same.

thread 'main' panicked at src\main.rs:91:64:
called `Result::unwrap()` on an `Err` value: WithBacktrace { inner: Msg("unsupported op_type Pad for op NodeProto { inpu
t: [\"/Unsqueeze_output_0\", \"/Reshape_1_output_0\"], output: [\"/Pad_output_0\"], name: \"/Pad\", op_type: \"Pad\", do
main: \"\", attribute: [AttributeProto { name: \"mode\", ref_attr_name: \"\", doc_string: \"\", r#type: String, f: 0.0,
i: 0, s: [114, 101, 102, 108, 101, 99, 116], t: None, g: None, sparse_tensor: None, tp: None, floats: [], ints: [], stri
ngs: [], tensors: [], graphs: [], sparse_tensors: [], type_protos: [] }], doc_string: \"\" }"), backtrace: Backtrace [{
fn: "std::backtrace_rs::backtrace::dbghelp64::trace", file: "/rustc/9b00956e56009bab2aa15d7bff10916599e3d6d6/library\std
\src\..\..\backtrace\src\backtrace\dbghelp64.rs", line: 99 }, { fn: "std::backtrace_rs::backtrace::trace_unsynchronized"
, file: "/rustc/9b00956e56009bab2aa15d7bff10916599e3d6d6/library\std\src\..\..\backtrace\src\backtrace\mod.rs", line: 66
 }, { fn: "std::backtrace::Backtrace::create", file: "/rustc/9b00956e56009bab2aa15d7bff10916599e3d6d6/library\std\src\ba
cktrace.rs", line: 331 }, { fn: "std::backtrace::Backtrace::capture", file: "/rustc/9b00956e56009bab2aa15d7bff10916599e3
d6d6/library\std\src\backtrace.rs", line: 296 }, { fn: "enum2$<candle_core::error::Error>::bt", file: "D:\rust\cargo\reg
istry\src\index.crates.io-6f17d22bba15001f\candle-core-0.5.0\src\error.rs", line: 231 }, { fn: "candle_onnx::eval::simpl
e_eval", file: "D:\rust\cargo\registry\src\index.crates.io-6f17d22bba15001f\candle-onnx-0.5.0\src\eval.rs", line: 1014 }
, { fn: "inference_rust::main", file: ".\src\main.rs", line: 91 }, { fn: "core::ops::function::FnOnce::call_once<void (*
)(),tuple$<> >", file: "/rustc/9b00956e56009bab2aa15d7bff10916599e3d6d6\library\core\src\ops\function.rs", line: 250 },
{ fn: "core::hint::black_box", file: "/rustc/9b00956e56009bab2aa15d7bff10916599e3d6d6\library\core\src\hint.rs", line: 3
37 }, { fn: "std::sys_common::backtrace::__rust_begin_short_backtrace<void (*)(),tuple$<> >", file: "/rustc/9b00956e5600
9bab2aa15d7bff10916599e3d6d6\library\std\src\sys_common\backtrace.rs", line: 155 }, { fn: "std::rt::lang_start::closure$
0<tuple$<> >", file: "/rustc/9b00956e56009bab2aa15d7bff10916599e3d6d6\library\std\src\rt.rs", line: 166 }, { fn: "std::r
t::lang_start_internal", file: "/rustc/9b00956e56009bab2aa15d7bff10916599e3d6d6/library\std\src\rt.rs", line: 148 }, { f
n: "std::rt::lang_start<tuple$<> >", file: "/rustc/9b00956e56009bab2aa15d7bff10916599e3d6d6\library\std\src\rt.rs", line
: 165 }, { fn: "main" }, { fn: "invoke_main", file: "D:\a\_work\1\s\src\vctools\crt\vcstartup\src\startup\exe_common.inl
", line: 78 }, { fn: "__scrt_common_main_seh", file: "D:\a\_work\1\s\src\vctools\crt\vcstartup\src\startup\exe_common.in
l", line: 288 }, { fn: "BaseThreadInitThunk" }, { fn: "RtlUserThreadStart" }] }
stack backtrace:
   0: std::panicking::begin_panic_handler
             at /rustc/9b00956e56009bab2aa15d7bff10916599e3d6d6/library\std\src\panicking.rs:645
   1: core::panicking::panic_fmt
             at /rustc/9b00956e56009bab2aa15d7bff10916599e3d6d6/library\core\src\panicking.rs:72
   2: core::result::unwrap_failed
             at /rustc/9b00956e56009bab2aa15d7bff10916599e3d6d6/library\core\src\result.rs:1654
   3: enum2$<core::result::Result<std::collections::hash::map::HashMap<alloc::string::String,candle_core::tensor::Tensor
,std::hash::random::RandomState>,enum2$<candle_core::error::Error> > >::unwrap
             at /rustc/9b00956e56009bab2aa15d7bff10916599e3d6d6\library\core\src\result.rs:1077
   4: inference_rust::main
             at .\src\main.rs:91
   5: core::ops::function::FnOnce::call_once<void (*)(),tuple$<> >
             at /rustc/9b00956e56009bab2aa15d7bff10916599e3d6d6\library\core\src\ops\function.rs:250
   6: core::hint::black_box
             at /rustc/9b00956e56009bab2aa15d7bff10916599e3d6d6\library\core\src\hint.rs:337
note: Some details are omitted, run with `RUST_BACKTRACE=full` for a verbose backtrace.
error: process didn't exit successfully: `target\debug\inference_rust.exe` (exit code: 101)