Different behavior in debugger

[wavecast]

When using the debugger to call Python via PyCall the return type can be different than when not using the debugger. Here's an MWE where @run gives a different return type:

   _       _ _(_)_     |  Documentation: https://docs.julialang.org
  (_)     | (_) (_)    |
   _ _   _| |_  __ _   |  Type "?" for help, "]?" for Pkg help.
  | | | | | | |/ _` |  |
  | | |_| | | | (_| |  |  Version 1.5.2 (2020-09-23)
 _/ |\__'_|_|_|\__'_|  |  Official https://julialang.org/ release
|__/                   |


julia> using PyCall

julia> using Debugger

julia> np = pyimport("numpy")
PyObject <module 'numpy' from '/home/me/miniconda3/envs/test-pycall/lib/python3.7/site-packages/numpy/__init__.py'>

julia> np.arange(2)
2-element Array{Int64,1}:
 0
 1

julia> @run np.arange(2)
PyObject array([0, 1])

julia> versioninfo()
Julia Version 1.5.2
Commit 539f3ce943 (2020-09-23 23:17 UTC)
Platform Info:
  OS: Linux (x86_64-pc-linux-gnu)
  CPU: Intel(R) Core(TM) i5 CPU         750  @ 2.67GHz
  WORD_SIZE: 64
  LIBM: libopenlibm
  LLVM: libLLVM-9.0.1 (ORCJIT, nehalem)

julia> using Pkg

julia> Pkg.status()
Status `~/.julia/environments/v1.5/Project.toml`
  [39de3d68] AxisArrays v0.4.3
  [336ed68f] CSV v0.7.7
  [717857b8] DSP v0.6.8
  [a93c6f00] DataFrames v0.21.7
  [31a5f54b] Debugger v0.6.6
  [7a1cc6ca] FFTW v1.2.4
  [5789e2e9] FileIO v1.4.3
  [7073ff75] IJulia v1.21.3
  [6a3955dd] ImageFiltering v0.6.15
  [82e4d734] ImageIO v0.3.0
  [6218d12a] ImageMagick v1.1.6
  [86fae568] ImageView v0.10.9
  [916415d5] Images v0.22.4
  [e1d29d7a] Missings v0.4.4
  [a15396b6] OnlineStats v1.5.6
  [91a5bcdd] Plots v1.6.8
  [c3e4b0f8] Pluto v0.11.14
  [7f904dfe] PlutoUI v0.6.1
  [08abe8d2] PrettyTables v0.9.1
  [438e738f] PyCall v1.92.1
  [2913bbd2] StatsBase v0.33.1
  [ab02a1b2] TableOperations v0.2.1
  [bd369af6] Tables v1.0.5
  [5e47fb64] TestImages v1.2.3

Using Python 3.7.4 and numpy 1.16.5.

[wavecast]

This seems to be the same issue as JuliaDebug/JuliaInterpreter.jl#415.