fix import error

Author: eendebakpt

symengine/printing.py

@@ -1,5 +1,4 @@
-from symengine.lib.symengine_wrapper import ccode, sympify, Basic
-import symengine.lib.symengine_wrapper
+from symengine.lib.symengine_wrapper import ccode, sympify, Basic, repr_latex
 
 class CCodePrinter:
 
@@ -29,6 +28,6 @@ def init_printing(pretty_print=True, use_latex=True):
     if pretty_print:
         if not use_latex:
             raise RuntimeError("Only latex is supported for pretty printing")
-        symengine.lib.symengine_wrapper.repr_latex[0] = True
+        repr_latex[0] = True
     else:
-        symengine.lib.symengine_wrapper.repr_latex[0] = False
+        repr_latex[0] = False