address_in_network() — requests Function Reference

Architecture documentation for the address_in_network() function in utils.py from the requests codebase.

Function python CoreAPI VerbHandlers calls 1 called by 1

Entity Profile

CoreAPI→ VerbHandlers→ address_in_network() — requests Function Reference

Dependency Diagram

graph TD
  34b0e954_f61f_4779_0ea3_62759d4a4f26["address_in_network()"]
  2c39b9da_e317_5e6c_bbac_8362bac2110c["utils.py"]
  34b0e954_f61f_4779_0ea3_62759d4a4f26 -->|defined in| 2c39b9da_e317_5e6c_bbac_8362bac2110c
  c32589ad_d9fc_2a46_ebec_d0e98c4eb814["should_bypass_proxies()"]
  c32589ad_d9fc_2a46_ebec_d0e98c4eb814 -->|calls| 34b0e954_f61f_4779_0ea3_62759d4a4f26
  d9bcc783_1d0f_9e64_5fcb_6cf40bd58dba["dotted_netmask()"]
  34b0e954_f61f_4779_0ea3_62759d4a4f26 -->|calls| d9bcc783_1d0f_9e64_5fcb_6cf40bd58dba
  style 34b0e954_f61f_4779_0ea3_62759d4a4f26 fill:#6366f1,stroke:#818cf8,color:#fff

Relationship Graph

Source Code

src/requests/utils.py lines 670–682

def address_in_network(ip, net):
    """This function allows you to check if an IP belongs to a network subnet

    Example: returns True if ip = 192.168.1.1 and net = 192.168.1.0/24
             returns False if ip = 192.168.1.1 and net = 192.168.100.0/24

    :rtype: bool
    """
    ipaddr = struct.unpack("=L", socket.inet_aton(ip))[0]
    netaddr, bits = net.split("/")
    netmask = struct.unpack("=L", socket.inet_aton(dotted_netmask(int(bits))))[0]
    network = struct.unpack("=L", socket.inet_aton(netaddr))[0] & netmask
    return (ipaddr & netmask) == (network & netmask)