Replace IPy with ipaddress

The Python standary library includes ipaddress packages since Python
3.3. Therefore, the IPy can be replaced

mirrormanager2/forms.py

@@ -31,6 +31,7 @@
 # pylint: disable=W0232
 
 
+import ipaddress
 import re
 
 import wtforms
@@ -40,7 +41,6 @@
 except ImportError:
     from flask_wtf import Form as FlaskForm
 
-import IPy
 from flask import current_app, g
 
 COUNTRY_REGEX = "^[a-zA-Z][a-zA-Z]$"
@@ -140,17 +140,19 @@ def validate_netblocks(form, field):
     emsg += " can only be created by mirrormanager administrators."
     emsg += " Please ask the mirrormanager administrators for assistance."
 
-    ipv4_block = IPy.IP(f"10.0.0.0{max_ipv4_netblock_size}")
-    ipv6_block = IPy.IP(f"fec0::{max_ipv6_netblock_size}")
+    ipv4_block = ipaddress.IPv4Network(f"10.0.0.0{max_ipv4_netblock_size}",
+                                       strict=False)
+    ipv6_block = ipaddress.IPv6Network(f"fec0::{max_ipv6_netblock_size}",
+                                       strict=False)
 
     try:
-        ip = IPy.IP(field.data, make_net=True)
+        ip = ipaddress.ip_network(field.data, strict=False)
     except ValueError:
         # also accept DNS hostnames
         return
     if (
-        (ip.version() == 4 and ip.len() > ipv4_block.len())
-        or (ip.version() == 6 and ip.len() > ipv6_block.len())
+        (ip.version == 4 and ip.prefixlen < ipv4_block.prefixlen)
+        or (ip.version == 6 and ip.prefixlen < ipv6_block.prefixlen)
     ) and not g.is_mirrormanager_admin:
         raise wtforms.validators.ValidationError(emsg)
 

pyproject.toml

@@ -51,7 +51,6 @@ flask-oidc = "^2.0.0"
 flask-xml-rpc-re = "^0.1.4"
 flask-wtf = "^1.1.1"
 wtforms = "^3.0.1"
-ipy = "^1.1"
 dnspython = "^2.3.0"
 backoff = "^2.2.1"
 fedora-messaging = "^3.3.0"

utility/mirrormanager2.spec

@@ -24,7 +24,6 @@ BuildRequires:  python%{python_pkgversion}-flask-oidc >= 2.0.0
 BuildRequires:  python%{python_pkgversion}-flask-xml-rpc
 BuildRequires:  python%{python_pkgversion}-flask-wtf
 BuildRequires:  python%{python_pkgversion}-wtforms
-BuildRequires:  python%{python_pkgversion}-IPy
 BuildRequires:  python%{python_pkgversion}-dns
 BuildRequires:  python%{python_pkgversion}-backoff
 BuildRequires:  python%{python_pkgversion}-fedora-messaging
@@ -71,7 +70,6 @@ Summary:        Library to interact with MirrorManager's database
 BuildArch:      noarch
 
 Requires:  %{name}-filesystem = %{version}-%{release}
-Requires:  python%{python_pkgversion}-IPy
 Requires:  python%{python_pkgversion}-dns
 Requires:  python%{python_pkgversion}-pyrpmmd