+ ## Obtain a canonical recognition interface.
+ # @return An instance of
+ # @ref canonicalrecognition.CanonicalRecognition "CanonicalRecognition" interface
+ #
+ # @ref tui_3dsketcher_page "Example"
+ def CanonicalRecognition (self):
+ """
+ Obtain a canonical recognition interface.
+
+ Example of usage:
+ cr = geompy.CanonicalRecognition()
+ cr.isLine(aLine, tolerance)
+ """
+ cr = CanonicalRecognition (self)
+ return cr
+