code: def get_compiler_path():
      
      # If the user provides a specific solc binary let's use that
      given_binary = os.environ.get('SOLC_BINARY')
      if given_binary:
          return given_binary
  
      for path in os.getenv('PATH', '').split(os.pathsep):
          path = path.strip('"')
          executable_path = os.path.join(path, BINARY)
  
          if os.path.isfile(executable_path) and os.access(
                  executable_path, os.X_OK):
              return executable_path
  
      return None
docs: Return the path to the solc compiler.
  
      This funtion will search for the solc binary in the $PATH and return the
      path of the first executable occurence.