Im trying to implement a hier_block, but when do a "sudo make install" I get the following error: " Byte-compiling python modules... qam_corr_demod.py File "/usr/local/lib/python2.4/site-packages/python/qam_corr_demod.py", line 28
gr.hier_block.__init__(self, fg, self.qam_corr , self.qam_corr) ^ SyntaxError: invalid syntax "