def is_address_in_network(network, address):
"""
Determine whether the provided address is within a network range.
:param network (str): CIDR presentation format. For example,
'192.168.1.0/24'.
:param address: An individual IPv4 or IPv6 address without a net
mask or subnet prefix. For example, '192.168.1.1'.
:returns boolean: Flag indicating whether address is in network.
"""
try:
network = netaddr.IPNetwork(network)
except (netaddr.core.AddrFormatError, ValueError):
raise ValueError("Network (%s) is not in CIDR presentation format" %
network)
try:
address = netaddr.IPAddress(address)
except (netaddr.core.AddrFormatError, ValueError):
raise ValueError("Address (%s) is not in correct presentation format" %
address)
if address in network:
return True
else:
return False
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