fixes

Author: PhilipVinc

src/PyCall.jl

@@ -5,7 +5,7 @@ if isdefined(Base, :Experimental) && isdefined(Base.Experimental, Symbol("@optle
 end
 
 using PyPreferences
-using VersionParsing
+using VersionParsing: vparse
 
 export pycall, pycall!, pyimport, pyimport_e, pybuiltin, PyObject, PyReverseDims,
        PyPtr, pyincref, pydecref, pyversion,

src/pyinit.jl

@@ -174,7 +174,7 @@ function __init__()
 
     if new_pyversion.major != pyversion.major
         error("PyCall precompiled with Python $pyversion, but now using Python $new_pyversion; ",
-              "you need to relaunch Julia and run `using PyPrefernces; PyPreferences.recompile()")
+              "you need to relaunch Julia and run `using PyPreferences; PyPreferences.recompile()")
     end
 
     copy!(inspect, pyimport("inspect"))