.venv/Lib/site-packages/numpy/f2py/tests/src/common/block.f

      SUBROUTINE INITCB
      DOUBLE PRECISION LONG
      CHARACTER        STRING
      INTEGER          OK
    
      COMMON  /BLOCK/ LONG, STRING, OK
      LONG = 1.0
      STRING = '2'
      OK = 3
      RETURN
      END