new_contents: from biokit.rtools import session
  import numpy as np
  
  
  def test_types():
      rs = session.RSession()
      rs.run("mylist = c(1,2)")
      assert all(rs.mylist == np.array([1,2]))
  
      rs.run("mybool = TRUE")
      assert rs.mybool is True
  
      rs.run("mystr = 'this'")
      assert rs.mystr == "this"
  
      rs.run("myint = 1")
      assert rs.myint == 1
  
      rs.run("myfloat = 1.2")
      assert rs.myfloat == 1.2
  
      rs.run("mynone = NA")
      assert rs.mynone is None
  
      rs.run("mynan = NaN")
      assert rs.mynan is np.nan
  
      rs.run("mynan = Inf")
      assert rs.mynan is np.inf
  
  
      # "ReprStr", "FloatStr", "LongStr", "ComplexStr", "UniStr",
      #"ByteStr", "SeqStr", "getVec", "NumpyNdarrayStr", 
      #"PandasSerieStr", "OtherStr", "Str4R" ]
  
  
subject: refactorise rtools sub-package