RASCSI/src/oled_monitor/pi_cmds.py

"""
Module with methods that interact with the Pi's Linux system
"""

def get_ip_and_host():
    """
    Use a mock socket connection to identify the Pi's hostname and IP address
    """
    from socket import socket, gethostname, AF_INET, SOCK_DGRAM
    host = gethostname()
    sock = socket(AF_INET, SOCK_DGRAM)
    try:
        # mock ip address; doesn't have to be reachable
        sock.connect(('10.255.255.255', 1))
        ip_addr = sock.getsockname()[0]
    except Exception:
        ip_addr = False
    finally:
        sock.close()
    return ip_addr, host