julia> plt.plot(rand(10), marker='o')
PyError ($(Expr(:escape, :(ccall(#= /home/carlo/.julia/packages/PyCall/zqDXB/src/pyfncall.jl:43 =# @pysym(:PyObject_Call), PyPtr, (PyPtr, PyPtr, PyPtr), o, pyargsptr, kw))))) <class 'TypeError'>
TypeError("float() argument must be a string or a number, not 'PyCall.jlwrap'")
File "/usr/lib/python3.8/site-packages/matplotlib/pyplot.py", line 2794, in plot
return gca().plot(
File "/usr/lib/python3.8/site-packages/matplotlib/axes/_axes.py", line 1665, in plot
lines = [*self._get_lines(*args, data=data, **kwargs)]
File "/usr/lib/python3.8/site-packages/matplotlib/axes/_base.py", line 225, in __call__
yield from self._plot_args(this, kwargs)
File "/usr/lib/python3.8/site-packages/matplotlib/axes/_base.py", line 405, in _plot_args
seg = func(x[:, j % ncx], y[:, j % ncy], kw, kwargs)
File "/usr/lib/python3.8/site-packages/matplotlib/axes/_base.py", line 312, in _makeline
seg = mlines.Line2D(x, y, **kw)
File "/usr/lib/python3.8/site-packages/matplotlib/lines.py", line 382, in __init__
self._marker = MarkerStyle(marker, fillstyle)
File "/usr/lib/python3.8/site-packages/matplotlib/markers.py", line 243, in __init__
self.set_marker(marker)
File "/usr/lib/python3.8/site-packages/matplotlib/markers.py", line 309, in set_marker
Path(marker)
File "/usr/lib/python3.8/site-packages/matplotlib/path.py", line 127, in __init__
vertices = _to_unmasked_float_array(vertices)
File "/usr/lib/python3.8/site-packages/matplotlib/cbook/__init__.py", line 1390, in _to_unmasked_float_array
return np.asarray(x, float)
File "/usr/lib/python3.8/site-packages/numpy/core/_asarray.py", line 85, in asarray
return array(a, dtype, copy=False, order=order)
Stacktrace:
[1] pyerr_check at /home/carlo/.julia/packages/PyCall/zqDXB/src/exception.jl:60 [inlined]
[2] pyerr_check at /home/carlo/.julia/packages/PyCall/zqDXB/src/exception.jl:64 [inlined]
[3] _handle_error(::String) at /home/carlo/.julia/packages/PyCall/zqDXB/src/exception.jl:81
[4] macro expansion at /home/carlo/.julia/packages/PyCall/zqDXB/src/exception.jl:95 [inlined]
[5] #110 at /home/carlo/.julia/packages/PyCall/zqDXB/src/pyfncall.jl:43 [inlined]
[6] disable_sigint at ./c.jl:446 [inlined]
[7] __pycall! at /home/carlo/.julia/packages/PyCall/zqDXB/src/pyfncall.jl:42 [inlined]
[8] _pycall!(::PyCall.PyObject, ::PyCall.PyObject, ::Tuple{Array{Int64,1}}, ::Int64, ::PyCall.PyObject) at /home/carlo/.julia/packages/PyCall/zqDXB/src/pyfncall.jl:29
[9] _pycall!(::PyCall.PyObject, ::PyCall.PyObject, ::Tuple{Array{Int64,1}}, ::Base.Iterators.Pairs{Symbol,Char,Tuple{Symbol},NamedTuple{(:marker,),Tuple{Char}}}) at /home/carlo/.julia/packages/PyCall/zqDXB/src/pyfncall.jl:11
[10] #pycall#116 at /home/carlo/.julia/packages/PyCall/zqDXB/src/pyfncall.jl:83 [inlined]
[11] #pycall at ./none:0 [inlined]
[12] #plot#85(::Base.Iterators.Pairs{Symbol,Char,Tuple{Symbol},NamedTuple{(:marker,),Tuple{Char}}}, ::typeof(plot), ::Array{Int64,1}) at /home/carlo/.julia/packages/PyPlot/4wzW1/src/PyPlot.jl:177
[13] (::PyPlot.var"#kw##plot")(::NamedTuple{(:marker,),Tuple{Char}}, ::typeof(plot), ::Array{Int64,1}) at ./none:0
[14] top-level scope at In[28]:1
this is what I get