here , i try to install air modes but i face this kind of error
address@hidden:~/gr-air-modes/build$ cmake ..
-- Build type not specified: defaulting to release.
Checking for GNU Radio Module: RUNTIME
* INCLUDES=/usr/local/include
* LIBS=/usr/local/lib/libgnuradio-runtime.so
GNURADIO_RUNTIME_FOUND = TRUE
--
-- Python checking for PyZMQ
-- Python checking for PyZMQ - not found
CMake Error at CMakeLists.txt:87 (message):
Python ZMQ bindings not found.