修正了bsp/hc32f4a0的scons构建脚本里的语法错误

bsp/hc32f4a0/SConstruct

@@ -2,13 +2,13 @@ import os
 import sys
 import rtconfig
 
-print "############sconstruct##############"
+print("############sconstruct##############")
 if os.getenv('RTT_ROOT'):
     RTT_ROOT = os.getenv('RTT_ROOT')
 else:
     RTT_ROOT = os.path.normpath(os.getcwd() + '/../..')
 
-print "RTT_ROOT: " + RTT_ROOT
+print("RTT_ROOT: " + RTT_ROOT)
 
 sys.path = sys.path + [os.path.join(RTT_ROOT, 'tools')]
 try:
@@ -37,8 +37,8 @@ Export('RTT_ROOT')
 Export('rtconfig')
 
 # prepare building environment
-print "######################env:"
-print env 
+print("######################env:")
+print(env)
 objs = PrepareBuilding(env, RTT_ROOT, has_libcpu=False)
 
 # make a building

bsp/hc32f4a0/rtconfig.py

@@ -5,12 +5,12 @@ ARCH='arm'
 CPU='cortex-m4'
 CROSS_TOOL='iar'
 
-print "############rtconfig##############"
+print("############rtconfig##############")
 
 if os.getenv('RTT_CC'):
     CROSS_TOOL = os.getenv('RTT_CC')
 
-print "CROSS_TOOL: " + CROSS_TOOL
+print("CROSS_TOOL: " + CROSS_TOOL)
 
 # cross_tool provides the cross compiler
 # EXEC_PATH is the compiler execute path, for example, CodeSourcery, Keil MDK, IAR