put reading the __version__ from the pyplot package in try catch since it can fail (#594)

* put reading the `__version__` from the pyplot package in try catch since it can fail

* Update src/init.jl

Co-authored-by: Steven G. Johnson <[email protected]>

---------

Co-authored-by: Steven G. Johnson <[email protected]>

Author: KristofferC

src/init.jl

@@ -172,9 +172,8 @@ function __init__()
     ccall(:jl_generating_output, Cint, ()) == 1 && return nothing
     isjulia_display[] = isdisplayok()
     copy!(matplotlib, pyimport_conda("matplotlib", "matplotlib"))
-    mvers = matplotlib.__version__
     global version = try
-        vparse(mvers)
+        vparse(matplotlib.__version__)
     catch
         v"0.0.0" # fallback
     end