diff -Naur root.as-needed/Makefile root/Makefile
--- a/Makefile.orig	2013-02-15 02:27:56.000000000 +0400
+++ b/Makefile	2013-02-23 02:22:14.556465852 +0400
@@ -1258,10 +1258,7 @@
 	   for lib in $(RFLX_GRFLXPY); do \
 	      rm -f $(DESTDIR)$(LIBDIR)/$${lib#lib/}; \
 	   done; \
-	   for lib in $(RFLX_GRFLXPYC); do \
-	      rm -f $(DESTDIR)$(LIBDIR)/$${lib#lib/}; \
-	   done; \
-	   if test "x$(RFLX_GRFLXPY)$(RFLX_GRFLXPYC)" != "x"; then \
+	   if test "x$(RFLX_GRFLXPY)" != "x"; then \
 	      dir=$(subst lib/,,$(RFLX_GRFLXDD)); \
 	      while test "x$${dir}" != "x" && \
 	         test -d $(DESTDIR)$(LIBDIR)/$${dir} && \
diff -Naur root.as-needed/bindings/pyroot/Module.mk root/bindings/pyroot/Module.mk
--- root.as-needed/bindings/pyroot/Module.mk	2011-07-10 10:42:48.991561304 +0400
+++ root/bindings/pyroot/Module.mk	2011-07-10 10:43:21.493339703 +0400
@@ -48,8 +48,6 @@
 ROOTPY       := $(subst $(MODDIR),$(LPATH),$(ROOTPYS))
 $(LPATH)/%.py: $(MODDIR)/%.py; cp $< $@
 endif
-ROOTPYC      := $(ROOTPY:.py=.pyc)
-ROOTPYO      := $(ROOTPY:.py=.pyo)
 
 # used in the main Makefile
 ALLHDRS      += $(patsubst $(MODDIRI)/%.h,include/%.h,$(PYROOTH))
@@ -68,10 +66,8 @@
 include/%.h:    $(PYROOTDIRI)/%.h
 		cp $< $@
 
-%.pyc: %.py;    python -c 'import py_compile; py_compile.compile( "$<" )'
-%.pyo: %.py;    python -O -c 'import py_compile; py_compile.compile( "$<" )'
 
-$(PYROOTLIB):   $(PYROOTO) $(PYROOTDO) $(ROOTPY) $(ROOTPYC) $(ROOTPYO) \
+$(PYROOTLIB):   $(PYROOTO) $(PYROOTDO) $(ROOTPY) \
                 $(ROOTLIBSDEP) $(PYTHONLIBDEP)
 		@$(MAKELIB) $(PLATFORM) $(LD) "$(LDFLAGS)" \
 		  "$(SOFLAGS)" libPyROOT.$(SOEXT) $@ \
@@ -113,7 +109,7 @@
 
 distclean-$(MODNAME): clean-$(MODNAME)
 		@rm -f $(PYROOTDEP) $(PYROOTDS) $(PYROOTDH) $(PYROOTLIB) \
-		   $(ROOTPY) $(ROOTPYC) $(ROOTPYO) $(PYROOTMAP) \
+		   $(ROOTPY) $(PYROOTMAP) \
 		   $(PYROOTPYD) $(PYTHON64DEP) $(PYTHON64)
 
 distclean::     distclean-$(MODNAME)
diff -Naur root.as-needed/build/package/debian/rules root/build/package/debian/rules
--- root.as-needed/build/package/debian/rules	2011-07-10 10:42:49.241549346 +0400
+++ root/build/package/debian/rules	2011-07-10 10:48:06.989670589 +0400
@@ -691,10 +691,6 @@
 		-X$(SYSCONFDIR)/root/system.rootauthrc			\
 		-X$(SYSCONFDIR)/root/system.rootdaemonrc		\
 		-X$(PREFIX)/lib/root/$(SOVERS)/libAfterImage.a		\
-		-X$(PREFIX)/lib/root/$(SOVERS)/PyCintex.pyc		\
-		-X$(PREFIX)/lib/root/$(SOVERS)/PyCintex.pyo		\
-		-X$(PREFIX)/lib/root/$(SOVERS)/ROOT.pyc			\
-		-X$(PREFIX)/lib/root/$(SOVERS)/ROOT.pyo			\
 		-X$(PREFIX)/lib/root/$(SOVERS)/cint7			\
 		-X$(PREFIX)/include/root/Minuit2
 #		$(foreach i, \
diff -Naur root.as-needed/cint/cintex/Module.mk root/cint/cintex/Module.mk
--- root.as-needed/cint/cintex/Module.mk	2011-07-10 10:42:49.104889217 +0400
+++ root/cint/cintex/Module.mk	2011-07-10 10:43:21.496672876 +0400
@@ -31,10 +31,6 @@
 CINTEXPY     := $(subst $(MODDIR)/python,$(LPATH),$(CINTEXPYS))
 $(LPATH)/%.py: $(MODDIR)/python/%.py; cp $< $@
 endif
-ifneq ($(BUILDPYTHON),no)
-CINTEXPYC    := $(CINTEXPY:.py=.pyc)
-CINTEXPYO    := $(CINTEXPY:.py=.pyo)
-endif
 
 # used in the main Makefile
 ALLHDRS      += $(patsubst $(MODDIRI)/Cintex/%.h,include/Cintex/%.h,$(CINTEXH))
@@ -86,8 +82,6 @@
 		fi)
 		cp $< $@
 
-%.pyc: %.py;    python -c 'import py_compile; py_compile.compile( "$<" )'
-%.pyo: %.py;    python -O -c 'import py_compile; py_compile.compile( "$<" )'
 
 $(CINTEXLIB):   $(CINTEXO) $(CINTEXPY) $(CINTEXPYC) $(CINTEXPYO) \
                 $(ORDER_) $(subst $(CINTEXLIB),,$(MAINLIBS)) $(CINTEXLIBDEP)
diff -Naur root.as-needed/cint/reflex/Module.mk root/cint/reflex/Module.mk
--- root.as-needed/cint/reflex/Module.mk	2011-07-10 10:42:49.074890651 +0400
+++ root/cint/reflex/Module.mk	2011-07-10 10:43:21.496672876 +0400
@@ -48,9 +48,6 @@
 RFLX_GRFLXS   := $(wildcard $(RFLX_GRFLXSD)/*.py)
 RFLX_GRFLXPY  := $(patsubst $(RFLX_GRFLXSD)/%.py,$(RFLX_GRFLXDD)/%.py,$(RFLX_GRFLXS))
 RFLX_GRFLXPY  += $(RFLX_GCCXMLPATHPY)
-ifneq ($(BUILDPYTHON),no)
-RFLX_GRFLXPYC := $(subst .py,.pyc,$(RFLX_GRFLXPY))
-endif
 
 RFLX_LIBDIR = $(LIBDIR)
 
@@ -92,7 +89,7 @@
 
 ALLEXECS += $(RFLX_GENMAPX)
 
-POSTBIN  += $(RFLX_GRFLXPYC) $(RFLX_GRFLXPY)
+POSTBIN  += $(RFLX_GRFLXPY)
 
 ##### local rules #####
 .PHONY:         all-$(MODNAME) clean-$(MODNAME) distclean-$(MODNAME) \
@@ -122,8 +119,6 @@
 		  mkdir -p lib/python/genreflex; fi )
 		cp $< $@
 
-$(RFLX_GRFLXDD)/%.pyc: $(RFLX_GRFLXDD)/%.py
-		@python -c 'import py_compile; py_compile.compile( "$<" )'
 
 $(RFLX_GENMAPO) : CXXFLAGS += -I$(REFLEXDIRS)/genmap
 
@@ -149,7 +144,7 @@
 		$(RLIBMAP) -o $@ -l $(REFLEXDICTLIB) \
 		   -d $(REFLEXDICTLIBDEPM) -c $(REFLEXL)
 
-all-$(MODNAME): $(REFLEXLIB) $(REFLEXDICTLIB) $(REFLEXDICTMAP) $(RFLX_GRFLXPYC) $(RFLX_GRFLXPY)
+all-$(MODNAME): $(REFLEXLIB) $(REFLEXDICTLIB) $(REFLEXDICTMAP) $(RFLX_GRFLXPY)
 
 clean-genreflex:
 		@rm -rf lib/python/genreflex
diff -Naur root.as-needed/cint/reflex/python/CMakeLists.txt root/cint/reflex/python/CMakeLists.txt
--- root.as-needed/cint/reflex/python/CMakeLists.txt	2011-07-10 10:42:49.074890651 +0400
+++ root/cint/reflex/python/CMakeLists.txt	2011-07-10 10:43:21.496672876 +0400
@@ -15,7 +15,7 @@
 #####################   sources   ####################
 
 FILE(GLOB_RECURSE GENREFLEX_SRCS RELATIVE ${CMAKE_CURRENT_SOURCE_DIR} genreflex/*.py)
-SET(GENREFLEX_SCRIPT ${CMAKE_CURRENT_BINARY_DIR}/genreflex/genreflex.pyc PARENT_SCOPE)
+SET(GENREFLEX_SCRIPT PARENT_SCOPE)
 
 #####################  gccxmlpath ####################