diff --git a/Pipfile b/Pipfile
index 995b7733..56316563 100644
--- a/Pipfile
+++ b/Pipfile
@@ -8,6 +8,7 @@ softioc = {editable = true, extras = ["dev"], path = "."}
 
 [packages]
 softioc = {editable = true, extras = ["useful"], path = "."}
+setuptools-dso = "==2.9"
 
 [scripts]
 # Do flake8 here so it doesn't happen in the container in CI
diff --git a/Pipfile.lock b/Pipfile.lock
index b4d6baa1..29d6447b 100644
--- a/Pipfile.lock
+++ b/Pipfile.lock
@@ -1,7 +1,7 @@
 {
     "_meta": {
         "hash": {
-            "sha256": "dde1a273489b708245f7c8cf8a1ec7d4df6e33b3813ca2dea01b9899d3f9037f"
+            "sha256": "f04bdadf42eb602a2d93d92c04bfdf88380a509967e059e9064bb6a754cf1382"
         },
         "pipfile-spec": 6,
         "requires": {},
@@ -21,41 +21,6 @@
             ],
             "version": "==1.6"
         },
-        "alabaster": {
-            "hashes": [
-                "sha256:446438bdcca0e05bd45ea2de1668c1d9b032e1a9154c2c259092d77031ddd359",
-                "sha256:a661d72d58e6ea8a57f7a86e37d86716863ee5e92788398526d58b26a4e4dc02"
-            ],
-            "version": "==0.7.12"
-        },
-        "attrs": {
-            "hashes": [
-                "sha256:29e95c7f6778868dbd49170f98f8818f78f3dc5e0e37c0b1f474e3561b240836",
-                "sha256:c9227bfc2f01993c03f68db37d1d15c9690188323c067c641f1a35ca58185f99"
-            ],
-            "version": "==22.2.0"
-        },
-        "babel": {
-            "hashes": [
-                "sha256:1ad3eca1c885218f6dce2ab67291178944f810a10a9b5f3cb8382a5a232b64fe",
-                "sha256:5ef4b3226b0180dedded4229651c8b0e1a3a6a2837d45a073272f313e4cf97f6"
-            ],
-            "version": "==2.11.0"
-        },
-        "certifi": {
-            "hashes": [
-                "sha256:35824b4c3a97115964b408844d64aa14db1cc518f6562e8d7261699d1350a9e3",
-                "sha256:4ad3232f5e926d6718ec31cfc1fcadfde020920e278684144551c91769c7bc18"
-            ],
-            "version": "==2022.12.7"
-        },
-        "charset-normalizer": {
-            "hashes": [
-                "sha256:5a3d016c7c547f69d6f81fb0db9449ce888b418b5b9952cc5e6e66843e9dd845",
-                "sha256:83e9a75d1911279afd89352c68b45348559d1fc0506b054b346651b5e7fee29f"
-            ],
-            "version": "==2.1.1"
-        },
         "cothread": {
             "hashes": [
                 "sha256:15825b3cca1e8b30d02b04aab26dfdf31c0bab5b3ef80a656aff79dc23573db9",
@@ -72,75 +37,8 @@
                 "sha256:f0f57697eee1b87cf2bad4683e0deda5b3fe4505400084369274393999fcc3d0",
                 "sha256:fb12d99088ce073412fb0f84930d2b08a134ba4eeb441d3beac1fe62b2e5f9e5"
             ],
-            "markers": "sys_platform != 'win32'",
             "version": "==2.19.1"
         },
-        "coverage": {
-            "extras": [
-                "toml"
-            ],
-            "hashes": [
-                "sha256:04481245ef966fbd24ae9b9e537ce899ae584d521dfbe78f89cad003c38ca2ab",
-                "sha256:0c45948f613d5d18c9ec5eaa203ce06a653334cf1bd47c783a12d0dd4fd9c851",
-                "sha256:10188fe543560ec4874f974b5305cd1a8bdcfa885ee00ea3a03733464c4ca265",
-                "sha256:218fe982371ac7387304153ecd51205f14e9d731b34fb0568181abaf7b443ba0",
-                "sha256:29571503c37f2ef2138a306d23e7270687c0efb9cab4bd8038d609b5c2393a3a",
-                "sha256:2a60d6513781e87047c3e630b33b4d1e89f39836dac6e069ffee28c4786715f5",
-                "sha256:2bf1d5f2084c3932b56b962a683074a3692bce7cabd3aa023c987a2a8e7612f6",
-                "sha256:3164d31078fa9efe406e198aecd2a02d32a62fecbdef74f76dad6a46c7e48311",
-                "sha256:32df215215f3af2c1617a55dbdfb403b772d463d54d219985ac7cd3bf124cada",
-                "sha256:33d1ae9d4079e05ac4cc1ef9e20c648f5afabf1a92adfaf2ccf509c50b85717f",
-                "sha256:33ff26d0f6cc3ca8de13d14fde1ff8efe1456b53e3f0273e63cc8b3c84a063d8",
-                "sha256:38da2db80cc505a611938d8624801158e409928b136c8916cd2e203970dde4dc",
-                "sha256:3b155caf3760408d1cb903b21e6a97ad4e2bdad43cbc265e3ce0afb8e0057e73",
-                "sha256:3b946bbcd5a8231383450b195cfb58cb01cbe7f8949f5758566b881df4b33baf",
-                "sha256:3baf5f126f30781b5e93dbefcc8271cb2491647f8283f20ac54d12161dff080e",
-                "sha256:4b14d5e09c656de5038a3f9bfe5228f53439282abcab87317c9f7f1acb280352",
-                "sha256:51b236e764840a6df0661b67e50697aaa0e7d4124ca95e5058fa3d7cbc240b7c",
-                "sha256:63ffd21aa133ff48c4dff7adcc46b7ec8b565491bfc371212122dd999812ea1c",
-                "sha256:6a43c7823cd7427b4ed763aa7fb63901ca8288591323b58c9cd6ec31ad910f3c",
-                "sha256:755e89e32376c850f826c425ece2c35a4fc266c081490eb0a841e7c1cb0d3bda",
-                "sha256:7a726d742816cb3a8973c8c9a97539c734b3a309345236cd533c4883dda05b8d",
-                "sha256:7c7c0d0827e853315c9bbd43c1162c006dd808dbbe297db7ae66cd17b07830f0",
-                "sha256:7ed681b0f8e8bcbbffa58ba26fcf5dbc8f79e7997595bf071ed5430d8c08d6f3",
-                "sha256:7ee5c9bb51695f80878faaa5598040dd6c9e172ddcf490382e8aedb8ec3fec8d",
-                "sha256:8361be1c2c073919500b6601220a6f2f98ea0b6d2fec5014c1d9cfa23dd07038",
-                "sha256:8ae125d1134bf236acba8b83e74c603d1b30e207266121e76484562bc816344c",
-                "sha256:9817733f0d3ea91bea80de0f79ef971ae94f81ca52f9b66500c6a2fea8e4b4f8",
-                "sha256:98b85dd86514d889a2e3dd22ab3c18c9d0019e696478391d86708b805f4ea0fa",
-                "sha256:9ccb092c9ede70b2517a57382a601619d20981f56f440eae7e4d7eaafd1d1d09",
-                "sha256:9d58885215094ab4a86a6aef044e42994a2bd76a446dc59b352622655ba6621b",
-                "sha256:b643cb30821e7570c0aaf54feaf0bfb630b79059f85741843e9dc23f33aaca2c",
-                "sha256:bc7c85a150501286f8b56bd8ed3aa4093f4b88fb68c0843d21ff9656f0009d6a",
-                "sha256:beeb129cacea34490ffd4d6153af70509aa3cda20fdda2ea1a2be870dfec8d52",
-                "sha256:c31b75ae466c053a98bf26843563b3b3517b8f37da4d47b1c582fdc703112bc3",
-                "sha256:c4e4881fa9e9667afcc742f0c244d9364d197490fbc91d12ac3b5de0bf2df146",
-                "sha256:c5b15ed7644ae4bee0ecf74fee95808dcc34ba6ace87e8dfbf5cb0dc20eab45a",
-                "sha256:d12d076582507ea460ea2a89a8c85cb558f83406c8a41dd641d7be9a32e1274f",
-                "sha256:d248cd4a92065a4d4543b8331660121b31c4148dd00a691bfb7a5cdc7483cfa4",
-                "sha256:d47dd659a4ee952e90dc56c97d78132573dc5c7b09d61b416a9deef4ebe01a0c",
-                "sha256:d4a5a5879a939cb84959d86869132b00176197ca561c664fc21478c1eee60d75",
-                "sha256:da9b41d4539eefd408c46725fb76ecba3a50a3367cafb7dea5f250d0653c1040",
-                "sha256:db61a79c07331e88b9a9974815c075fbd812bc9dbc4dc44b366b5368a2936063",
-                "sha256:ddb726cb861c3117a553f940372a495fe1078249ff5f8a5478c0576c7be12050",
-                "sha256:ded59300d6330be27bc6cf0b74b89ada58069ced87c48eaf9344e5e84b0072f7",
-                "sha256:e2617759031dae1bf183c16cef8fcfb3de7617f394c813fa5e8e46e9b82d4222",
-                "sha256:e5cdbb5cafcedea04924568d990e20ce7f1945a1dd54b560f879ee2d57226912",
-                "sha256:ec8e767f13be637d056f7e07e61d089e555f719b387a7070154ad80a0ff31801",
-                "sha256:ef382417db92ba23dfb5864a3fc9be27ea4894e86620d342a116b243ade5d35d",
-                "sha256:f2cba5c6db29ce991029b5e4ac51eb36774458f0a3b8d3137241b32d1bb91f06",
-                "sha256:f5b4198d85a3755d27e64c52f8c95d6333119e49fd001ae5798dac872c95e0f8",
-                "sha256:ffeeb38ee4a80a30a6877c5c4c359e5498eec095878f1581453202bfacc8fbc2"
-            ],
-            "version": "==7.1.0"
-        },
-        "docutils": {
-            "hashes": [
-                "sha256:686577d2e4c32380bb50cbb22f575ed742d58168cee37e99117a854bcd88f125",
-                "sha256:cf316c8370a737a022b72b56874f6602acf974a37a9fba42ec2876387549fc61"
-            ],
-            "version": "==0.17.1"
-        },
         "epicscorelibs": {
             "hashes": [
                 "sha256:105eedc19f4e5863851c132725ddcb2c62c16efaa586e98ae711f576cbf01dd6",
@@ -183,116 +81,6 @@
             ],
             "version": "==1.5"
         },
-        "exceptiongroup": {
-            "hashes": [
-                "sha256:327cbda3da756e2de031a3107b81ab7b3770a602c4d16ca618298c526f4bec1e",
-                "sha256:bcb67d800a4497e1b404c2dd44fca47d3b7a5e5433dbab67f96c1a685cdfdf23"
-            ],
-            "markers": "python_version < '3.11'",
-            "version": "==1.1.0"
-        },
-        "flake8": {
-            "hashes": [
-                "sha256:479b1304f72536a55948cb40a32dce8bb0ffe3501e26eaf292c7e60eb5e0428d",
-                "sha256:806e034dda44114815e23c16ef92f95c91e4c71100ff52813adf7132a6ad870d"
-            ],
-            "version": "==4.0.1"
-        },
-        "idna": {
-            "hashes": [
-                "sha256:814f528e8dead7d329833b91c5faa87d60bf71824cd12a7530b5526063d02cb4",
-                "sha256:90b77e79eaa3eba6de819a0c442c0b4ceefc341a7a2ab77d7562bf49f425c5c2"
-            ],
-            "version": "==3.4"
-        },
-        "imagesize": {
-            "hashes": [
-                "sha256:0d8d18d08f840c19d0ee7ca1fd82490fdc3729b7ac93f49870406ddde8ef8d8b",
-                "sha256:69150444affb9cb0d5cc5a92b3676f0b2fb7cd9ae39e947a5e11a36b4497cd4a"
-            ],
-            "version": "==1.4.1"
-        },
-        "importlib-metadata": {
-            "hashes": [
-                "sha256:8c501196e49fb9df5df43833bdb1e4328f64847763ec8a50703148b73784d581",
-                "sha256:d7eb1dea6d6a6086f8be21784cc9e3bcfa55872b52309bc5fad53a8ea444465d"
-            ],
-            "markers": "python_version < '3.8'",
-            "version": "==4.0.1"
-        },
-        "iniconfig": {
-            "hashes": [
-                "sha256:2d91e135bf72d31a410b17c16da610a82cb55f6b0477d1a902134b24a455b8b3",
-                "sha256:b6a85871a79d2e3b22d2d1b94ac2824226a63c6b741c88f7ae975f18b6778374"
-            ],
-            "version": "==2.0.0"
-        },
-        "jinja2": {
-            "hashes": [
-                "sha256:31351a702a408a9e7595a8fc6150fc3f43bb6bf7e319770cbc0db9df9437e852",
-                "sha256:6088930bfe239f0e6710546ab9c19c9ef35e29792895fed6e6e31a023a182a61"
-            ],
-            "version": "==3.1.2"
-        },
-        "markupsafe": {
-            "hashes": [
-                "sha256:0212a68688482dc52b2d45013df70d169f542b7394fc744c02a57374a4207003",
-                "sha256:089cf3dbf0cd6c100f02945abeb18484bd1ee57a079aefd52cffd17fba910b88",
-                "sha256:10c1bfff05d95783da83491be968e8fe789263689c02724e0c691933c52994f5",
-                "sha256:33b74d289bd2f5e527beadcaa3f401e0df0a89927c1559c8566c066fa4248ab7",
-                "sha256:3799351e2336dc91ea70b034983ee71cf2f9533cdff7c14c90ea126bfd95d65a",
-                "sha256:3ce11ee3f23f79dbd06fb3d63e2f6af7b12db1d46932fe7bd8afa259a5996603",
-                "sha256:421be9fbf0ffe9ffd7a378aafebbf6f4602d564d34be190fc19a193232fd12b1",
-                "sha256:43093fb83d8343aac0b1baa75516da6092f58f41200907ef92448ecab8825135",
-                "sha256:46d00d6cfecdde84d40e572d63735ef81423ad31184100411e6e3388d405e247",
-                "sha256:4a33dea2b688b3190ee12bd7cfa29d39c9ed176bda40bfa11099a3ce5d3a7ac6",
-                "sha256:4b9fe39a2ccc108a4accc2676e77da025ce383c108593d65cc909add5c3bd601",
-                "sha256:56442863ed2b06d19c37f94d999035e15ee982988920e12a5b4ba29b62ad1f77",
-                "sha256:671cd1187ed5e62818414afe79ed29da836dde67166a9fac6d435873c44fdd02",
-                "sha256:694deca8d702d5db21ec83983ce0bb4b26a578e71fbdbd4fdcd387daa90e4d5e",
-                "sha256:6a074d34ee7a5ce3effbc526b7083ec9731bb3cbf921bbe1d3005d4d2bdb3a63",
-                "sha256:6d0072fea50feec76a4c418096652f2c3238eaa014b2f94aeb1d56a66b41403f",
-                "sha256:6fbf47b5d3728c6aea2abb0589b5d30459e369baa772e0f37a0320185e87c980",
-                "sha256:7f91197cc9e48f989d12e4e6fbc46495c446636dfc81b9ccf50bb0ec74b91d4b",
-                "sha256:86b1f75c4e7c2ac2ccdaec2b9022845dbb81880ca318bb7a0a01fbf7813e3812",
-                "sha256:8dc1c72a69aa7e082593c4a203dcf94ddb74bb5c8a731e4e1eb68d031e8498ff",
-                "sha256:8e3dcf21f367459434c18e71b2a9532d96547aef8a871872a5bd69a715c15f96",
-                "sha256:8e576a51ad59e4bfaac456023a78f6b5e6e7651dcd383bcc3e18d06f9b55d6d1",
-                "sha256:96e37a3dc86e80bf81758c152fe66dbf60ed5eca3d26305edf01892257049925",
-                "sha256:97a68e6ada378df82bc9f16b800ab77cbf4b2fada0081794318520138c088e4a",
-                "sha256:99a2a507ed3ac881b975a2976d59f38c19386d128e7a9a18b7df6fff1fd4c1d6",
-                "sha256:a49907dd8420c5685cfa064a1335b6754b74541bbb3706c259c02ed65b644b3e",
-                "sha256:b09bf97215625a311f669476f44b8b318b075847b49316d3e28c08e41a7a573f",
-                "sha256:b7bd98b796e2b6553da7225aeb61f447f80a1ca64f41d83612e6139ca5213aa4",
-                "sha256:b87db4360013327109564f0e591bd2a3b318547bcef31b468a92ee504d07ae4f",
-                "sha256:bcb3ed405ed3222f9904899563d6fc492ff75cce56cba05e32eff40e6acbeaa3",
-                "sha256:d4306c36ca495956b6d568d276ac11fdd9c30a36f1b6eb928070dc5360b22e1c",
-                "sha256:d5ee4f386140395a2c818d149221149c54849dfcfcb9f1debfe07a8b8bd63f9a",
-                "sha256:dda30ba7e87fbbb7eab1ec9f58678558fd9a6b8b853530e176eabd064da81417",
-                "sha256:e04e26803c9c3851c931eac40c695602c6295b8d432cbe78609649ad9bd2da8a",
-                "sha256:e1c0b87e09fa55a220f058d1d49d3fb8df88fbfab58558f1198e08c1e1de842a",
-                "sha256:e72591e9ecd94d7feb70c1cbd7be7b3ebea3f548870aa91e2732960fa4d57a37",
-                "sha256:e8c843bbcda3a2f1e3c2ab25913c80a3c5376cd00c6e8c4a86a89a28c8dc5452",
-                "sha256:efc1913fd2ca4f334418481c7e595c00aad186563bbc1ec76067848c7ca0a933",
-                "sha256:f121a1420d4e173a5d96e47e9a0c0dcff965afdf1626d28de1460815f7c4ee7a",
-                "sha256:fc7b548b17d238737688817ab67deebb30e8073c95749d55538ed473130ec0c7"
-            ],
-            "version": "==2.1.1"
-        },
-        "mccabe": {
-            "hashes": [
-                "sha256:ab8a6258860da4b6677da4bd2fe5dc2c659cff31b3ee4f7f5d64e79735b80d42",
-                "sha256:dd8d182285a0fe56bace7f45b5e7d1a6ebcbf524e8f3bd87eb0f125271b8831f"
-            ],
-            "version": "==0.6.1"
-        },
-        "nose2": {
-            "hashes": [
-                "sha256:956e79b9bd558ee08b6200c05ad2c76465b7e3860c0c0537686089285c320113",
-                "sha256:da7eb5e3cbe2abb693a053e17b4fbefca98ea9ea79fc729b0b0f41e8b4196304"
-            ],
-            "version": "==0.12.0"
-        },
         "numpy": {
             "hashes": [
                 "sha256:1dbe1c91269f880e364526649a52eff93ac30035507ae980d2fed33aaee633ac",
@@ -329,63 +117,6 @@
             ],
             "version": "==1.21.6"
         },
-        "p4p": {
-            "hashes": [
-                "sha256:06bcd97052bd8d2a103a2799ed6eabe5e666441b51d93c93e933cbc716f136e5",
-                "sha256:0876f1ec9c14cb090ad0b6bb9bcc591087ad70940a61e168f9389d8d8535d802",
-                "sha256:0adb9df0ffb50dc9c61068000cc6a4c7f5aa649f288ab4eb908a7f09f7754de7",
-                "sha256:264603c5c1635cb499ba7c16095dc171ca2e38a4b98f9c955d9f3507e5b646c1",
-                "sha256:34467b3ba8e93a422f4a8895c343bd6226c9bd14f3d35b829271fadc265a743c",
-                "sha256:43ae3e430b4bb0c2980846d9c81a0259e78439a5cc79bba59bea14e636292e78",
-                "sha256:4498bf14d44d416f034c8333ab51acf7799c4dfd35320f729d6ec8d941eb2de0",
-                "sha256:4abd1e8c01afb46c18dbd251b4f5085f970c9d84b01953bc8ffa3a4c1e0650c1",
-                "sha256:4d8221f66715c3c187c9685441b0815553c4f0c8e7fb30851130bec7645f318d",
-                "sha256:5a23b45cac2be75f1d117fb3a36881770c548293af6121cefd0197c34973d9bc",
-                "sha256:5d9a4003effddac2613ecaddf89fe81720ff1040e79c9fb0ee70ae8cea19c9da",
-                "sha256:66609b3ef10ec5255f9c6cf6fd1520550132e70e712244f9d4857ff3c8d95a1c",
-                "sha256:6e3f4c86c326f2ebc4c30f93bf39087885ce0a385c10c95083689a512e4fa130",
-                "sha256:8215602e636e6192c53a60fb07758f2bd3b3b153c23b8853d5f714deccf25ac7",
-                "sha256:84414b0e5732e4f71d42aae44984117e11c1447aaf768394cbbcef748aaceb74",
-                "sha256:8cd4f226ff14afb5b628b38e92db4614ead8109a229acf5119bc76279f5e21bf",
-                "sha256:956bd0fcfb28ff457af43b34ee510cb678ae1a4263fe2477480bf52da8b815e6",
-                "sha256:960e36ee030cee04974eaa8c431a788bdce6e57fb152a784915cd8a249e1c5fb",
-                "sha256:962a53b264302c362f8f21c1d9a0867bf8f6f9674fdd5b7f013f5c01dc73e571",
-                "sha256:a2f1148862a8033d65440b16889659caccdd56d710a0ce4bff327ff3e952479d",
-                "sha256:a71007e4afbf35869db5c022718f734ae3ae73350a0fb1dc0284b9da2e1db718",
-                "sha256:ad0fe2984e658c29f40ab482634489e085a47c39ffd3953240d752f669aaa003",
-                "sha256:ca2d9c4a5146d606c9dc3acb84f87eb393bf0096e641b0410cfedcd40149bc3c",
-                "sha256:d2237ef55eff70e1c70a1035edc9c9bba62237164a7880f72a0e87f612ca710f",
-                "sha256:d8af244a0c90289612b612670c558b0fb5b3f88a2e7cb29b7bdbd9d8e9e188e3",
-                "sha256:e8bb2cf38c229c6fbd464ece734e577c1d178dd4873865898b3de6b99232ca17",
-                "sha256:ef7b31ec7f9cdd19825622907b726e4f47d6b25559b687545b4a53bd91fc87ed",
-                "sha256:f4bc441b19c5a36896b52215a201aa18875f991d658dc0b30edffece3beaf9cb",
-                "sha256:f96e255c89f6426c29856bd0e4b22d2294fa7eec3ece91be05cb8e453bac13eb",
-                "sha256:fa0ef3c7f9c4df4b739a42e5b2edddffac9f10127bd501f5d29546f26f9016f2",
-                "sha256:fccf95d33e985e12a04dc2461a56700401ddb76b6851311df5f19419fd951d54"
-            ],
-            "version": "==4.1.7"
-        },
-        "packaging": {
-            "hashes": [
-                "sha256:714ac14496c3e68c99c29b00845f7a2b85f3bb6f1078fd9f72fd20f0570002b2",
-                "sha256:b6ad297f8907de0fa2fe1ccbd26fdaf387f5f47c7275fedf8cce89f99446cf97"
-            ],
-            "version": "==23.0"
-        },
-        "pluggy": {
-            "hashes": [
-                "sha256:4224373bacce55f955a878bf9cfa763c1e360858e330072059e10bad68531159",
-                "sha256:74134bbf457f031a36d68416e1509f34bd5ccc019f0bcc952c7b909d06b37bd3"
-            ],
-            "version": "==1.0.0"
-        },
-        "ply": {
-            "hashes": [
-                "sha256:00c7c1aaa88358b9c765b6d3000c6eec0ba42abca5351b095321aef446081da3",
-                "sha256:096f9b8350b65ebd2fd1346b12452efe5b9607f7482813ffca50c22722a807ce"
-            ],
-            "version": "==3.11"
-        },
         "pvxslibs": {
             "hashes": [
                 "sha256:0cbbde97491eb33d3d66827d5ac8583b802b25ef1110a02ac7be3b70fcfc7703",
@@ -421,62 +152,6 @@
             ],
             "version": "==1.2.2"
         },
-        "pycodestyle": {
-            "hashes": [
-                "sha256:720f8b39dde8b293825e7ff02c475f3077124006db4f440dcbc9a20b76548a20",
-                "sha256:eddd5847ef438ea1c7870ca7eb78a9d47ce0cdb4851a5523949f2601d0cbbe7f"
-            ],
-            "version": "==2.8.0"
-        },
-        "pyflakes": {
-            "hashes": [
-                "sha256:05a85c2872edf37a4ed30b0cce2f6093e1d0581f8c19d7393122da7e25b2b24c",
-                "sha256:3bb3a3f256f4b7968c9c788781e4ff07dce46bdf12339dcda61053375426ee2e"
-            ],
-            "version": "==2.4.0"
-        },
-        "pygments": {
-            "hashes": [
-                "sha256:56a8508ae95f98e2b9bdf93a6be5ae3f7d8af858b43e02c5a2ff083726be40c1",
-                "sha256:f643f331ab57ba3c9d89212ee4a2dabc6e94f117cf4eefde99a0574720d14c42"
-            ],
-            "version": "==2.13.0"
-        },
-        "pytest": {
-            "hashes": [
-                "sha256:c7c6ca206e93355074ae32f7403e8ea12163b1163c976fee7d4d84027c162be5",
-                "sha256:d45e0952f3727241918b8fd0f376f5ff6b301cc0777c6f9a556935c92d8a7d42"
-            ],
-            "version": "==7.2.1"
-        },
-        "pytest-asyncio": {
-            "hashes": [
-                "sha256:6d895b02432c028e6957d25fc936494e78c6305736e785d9fee408b1efbc7ff4",
-                "sha256:e0fe5dbea40516b661ef1bcfe0bd9461c2847c4ef4bb40012324f2454fb7d56d"
-            ],
-            "version": "==0.17.2"
-        },
-        "pytest-cov": {
-            "hashes": [
-                "sha256:2feb1b751d66a8bd934e5edfa2e961d11309dc37b73b0eabe73b5945fee20f6b",
-                "sha256:996b79efde6433cdbd0088872dbc5fb3ed7fe1578b68cdbba634f14bb8dd0470"
-            ],
-            "version": "==4.0.0"
-        },
-        "pytest-flake8": {
-            "hashes": [
-                "sha256:ba4f243de3cb4c2486ed9e70752c80dd4b636f7ccb27d4eba763c35ed0cd316e",
-                "sha256:e0661a786f8cbf976c185f706fdaf5d6df0b1667c3bcff8e823ba263618627e7"
-            ],
-            "version": "==1.1.1"
-        },
-        "pytz": {
-            "hashes": [
-                "sha256:2c0784747071402c6e99f0bafdb7da0fa22645f06554c7ae06bf6358897e9c91",
-                "sha256:48ce799d83b6f8aab2020e369b627446696619e79645419610b9facd909b3174"
-            ],
-            "version": "==2022.4"
-        },
         "pyyaml": {
             "hashes": [
                 "sha256:01b45c0191e6d66c470b6cf1b9531a771a83c1c4208272ead47a3ae4f2f603bf",
@@ -522,125 +197,50 @@
             ],
             "version": "==6.0"
         },
-        "requests": {
-            "hashes": [
-                "sha256:7c5599b102feddaa661c826c56ab4fee28bfd17f5abca1ebbe3e7f19d7c97983",
-                "sha256:8fefa2a1a1365bf5520aac41836fbee479da67864514bdb821f31ce07ce65349"
-            ],
-            "version": "==2.28.1"
+        "scipy": {
+            "hashes": [
+                "sha256:01b38dec7e9f897d4db04f8de4e20f0f5be3feac98468188a0f47a991b796055",
+                "sha256:10dbcc7de03b8d635a1031cb18fd3eaa997969b64fdf78f99f19ac163a825445",
+                "sha256:19aeac1ad3e57338723f4657ac8520f41714804568f2e30bd547d684d72c392e",
+                "sha256:1b21c6e0dc97b1762590b70dee0daddb291271be0580384d39f02c480b78290a",
+                "sha256:1caade0ede6967cc675e235c41451f9fb89ae34319ddf4740194094ab736b88d",
+                "sha256:23995dfcf269ec3735e5a8c80cfceaf384369a47699df111a6246b83a55da582",
+                "sha256:2a799714bf1f791fb2650d73222b248d18d53fd40d6af2df2c898db048189606",
+                "sha256:3274ce145b5dc416c49c0cf8b6119f787f0965cd35e22058fe1932c09fe15d77",
+                "sha256:33d1677d46111cfa1c84b87472a0274dde9ef4a7ef2e1f155f012f5f1e995d8f",
+                "sha256:44d452850f77e65e25b1eb1ac01e25770323a782bfe3a1a3e43847ad4266d93d",
+                "sha256:9e3302149a369697c6aaea18b430b216e3c88f9a61b62869f6104881e5f9ef85",
+                "sha256:a75b014d3294fce26852a9d04ea27b5671d86736beb34acdfc05859246260707",
+                "sha256:ad7269254de06743fb4768f658753de47d8b54e4672c5ebe8612a007a088bd48",
+                "sha256:b30280fbc1fd8082ac822994a98632111810311a9ece71a0e48f739df3c555a2",
+                "sha256:b79104878003487e2b4639a20b9092b02e1bad07fc4cf924b495cf413748a777",
+                "sha256:d449d40e830366b4c612692ad19fbebb722b6b847f78a7b701b1e0d6cda3cc13",
+                "sha256:d647757373985207af3343301d89fe738d5a294435a4f2aafb04c13b4388c896",
+                "sha256:f68eb46b86b2c246af99fcaa6f6e37c7a7a413e1084a794990b877f2ff71f7b6",
+                "sha256:fdf606341cd798530b05705c87779606fcdfaf768a8129c348ea94441da15b04"
+            ],
+            "version": "==1.6.3"
         },
         "setuptools-dso": {
             "hashes": [
-                "sha256:b23019f5e9cec37bc5df3a9735b86ee3948ce7fb2fda42307ca0ba49625d1b44",
-                "sha256:b85c8d662b7b942c6edc729765f963c77b758a691fcbe3e216e44fd97f2519f3"
+                "sha256:7e57aae0bbc7b129d0f942709b567502260e0ec5b13f18101fc8111552f4baea",
+                "sha256:da27a04e9f6afb1229fdf2e6e4924413f91a77c1af8bbeb681a1c2564d17f35d"
             ],
-            "version": "==2.10"
-        },
-        "snowballstemmer": {
-            "hashes": [
-                "sha256:09b16deb8547d3412ad7b590689584cd0fe25ec8db3be37788be3810cbf19cb1",
-                "sha256:c8e1716e83cc398ae16824e5572ae04e0d9fc2c6b985fb0f900f5f0c96ecba1a"
-            ],
-            "version": "==2.2.0"
+            "version": "==2.9"
         },
         "softioc": {
             "editable": true,
             "extras": [
-                "dev"
+                "useful"
             ],
             "path": "."
         },
-        "sphinx": {
-            "hashes": [
-                "sha256:0a8836751a68306b3fe97ecbe44db786f8479c3bf4b80e3a7f5c838657b4698c",
-                "sha256:6a11ea5dd0bdb197f9c2abc2e0ce73e01340464feaece525e64036546d24c851"
-            ],
-            "version": "==4.3.2"
-        },
-        "sphinx-rtd-theme": {
-            "hashes": [
-                "sha256:4d35a56f4508cfee4c4fb604373ede6feae2a306731d533f409ef5c3496fdbd8",
-                "sha256:eec6d497e4c2195fa0e8b2016b337532b8a699a68bcb22a512870e16925c6a5c"
-            ],
-            "version": "==1.0.0"
-        },
-        "sphinx-rtd-theme-github-versions": {
-            "hashes": [
-                "sha256:0df27ae9a9cd902468c808dbee5a43f4db8ce43cbcf2ecc78d2fe47698bb0ded",
-                "sha256:23018e51a5d27ef4f69dd86314f73b19088f2cfd91c74a24db1517832233dc07"
-            ],
-            "version": "==1.1"
-        },
-        "sphinxcontrib-applehelp": {
-            "hashes": [
-                "sha256:806111e5e962be97c29ec4c1e7fe277bfd19e9652fb1a4392105b43e01af885a",
-                "sha256:a072735ec80e7675e3f432fcae8610ecf509c5f1869d17e2eecff44389cdbc58"
-            ],
-            "version": "==1.0.2"
-        },
-        "sphinxcontrib-devhelp": {
-            "hashes": [
-                "sha256:8165223f9a335cc1af7ffe1ed31d2871f325254c0423bc0c4c7cd1c1e4734a2e",
-                "sha256:ff7f1afa7b9642e7060379360a67e9c41e8f3121f2ce9164266f61b9f4b338e4"
-            ],
-            "version": "==1.0.2"
-        },
-        "sphinxcontrib-htmlhelp": {
-            "hashes": [
-                "sha256:d412243dfb797ae3ec2b59eca0e52dac12e75a241bf0e4eb861e450d06c6ed07",
-                "sha256:f5f8bb2d0d629f398bf47d0d69c07bc13b65f75a81ad9e2f71a63d4b7a2f6db2"
-            ],
-            "version": "==2.0.0"
-        },
-        "sphinxcontrib-jsmath": {
-            "hashes": [
-                "sha256:2ec2eaebfb78f3f2078e73666b1415417a116cc848b72e5172e596c871103178",
-                "sha256:a9925e4a4587247ed2191a22df5f6970656cb8ca2bd6284309578f2153e0c4b8"
-            ],
-            "version": "==1.0.1"
-        },
-        "sphinxcontrib-qthelp": {
-            "hashes": [
-                "sha256:4c33767ee058b70dba89a6fc5c1892c0d57a54be67ddd3e7875a18d14cba5a72",
-                "sha256:bd9fc24bcb748a8d51fd4ecaade681350aa63009a347a8c14e637895444dfab6"
-            ],
-            "version": "==1.0.3"
-        },
-        "sphinxcontrib-serializinghtml": {
-            "hashes": [
-                "sha256:352a9a00ae864471d3a7ead8d7d79f5fc0b57e8b3f95e9867eb9eb28999b92fd",
-                "sha256:aa5f6de5dfdf809ef505c4895e51ef5c9eac17d0f287933eb49ec495280b6952"
-            ],
-            "version": "==1.1.5"
-        },
-        "tomli": {
-            "hashes": [
-                "sha256:939de3e7a6161af0c887ef91b7d41a53e7c5a1ca976325f429cb46ea9bc30ecc",
-                "sha256:de526c12914f0c550d15924c62d72abc48d6fe7364aa87328337a31007fe8a4f"
-            ],
-            "version": "==2.0.1"
-        },
         "typing-extensions": {
             "hashes": [
                 "sha256:5cb5f4a79139d699607b3ef622a1dedafa84e115ab0024e0d9c044a9479ca7cb",
                 "sha256:fb33085c39dd998ac16d1431ebc293a8b3eedd00fd4a32de0ff79002c19511b4"
             ],
-            "markers": "python_version < '3.8'",
             "version": "==4.5.0"
-        },
-        "urllib3": {
-            "hashes": [
-                "sha256:24d6a242c28d29af46c3fae832c36db3bbebcc533dd1bb549172cd739c82df21",
-                "sha256:94a757d178c9be92ef5539b8840d48dc9cf1b2709c9d6b588232a055c524458b"
-            ],
-            "version": "==1.26.17"
-        },
-        "zipp": {
-            "hashes": [
-                "sha256:23f70e964bc11a34cef175bc90ba2914e1e4545ea1e3e2f67c079671883f9cb6",
-                "sha256:e8b2a36ea17df80ffe9e2c4fda3f693c3dad6df1697d3cd3af232db680950b0b"
-            ],
-            "version": "==3.13.0"
         }
     },
     "develop": {
@@ -702,7 +302,6 @@
                 "sha256:f0f57697eee1b87cf2bad4683e0deda5b3fe4505400084369274393999fcc3d0",
                 "sha256:fb12d99088ce073412fb0f84930d2b08a134ba4eeb441d3beac1fe62b2e5f9e5"
             ],
-            "markers": "sys_platform != 'win32'",
             "version": "==2.19.1"
         },
         "coverage": {
@@ -1161,10 +760,10 @@
         },
         "setuptools-dso": {
             "hashes": [
-                "sha256:b23019f5e9cec37bc5df3a9735b86ee3948ce7fb2fda42307ca0ba49625d1b44",
-                "sha256:b85c8d662b7b942c6edc729765f963c77b758a691fcbe3e216e44fd97f2519f3"
+                "sha256:7e57aae0bbc7b129d0f942709b567502260e0ec5b13f18101fc8111552f4baea",
+                "sha256:da27a04e9f6afb1229fdf2e6e4924413f91a77c1af8bbeb681a1c2564d17f35d"
             ],
-            "version": "==2.10"
+            "version": "==2.9"
         },
         "snowballstemmer": {
             "hashes": [
@@ -1176,7 +775,7 @@
         "softioc": {
             "editable": true,
             "extras": [
-                "dev"
+                "useful"
             ],
             "path": "."
         },
@@ -1255,7 +854,6 @@
                 "sha256:5cb5f4a79139d699607b3ef622a1dedafa84e115ab0024e0d9c044a9479ca7cb",
                 "sha256:fb33085c39dd998ac16d1431ebc293a8b3eedd00fd4a32de0ff79002c19511b4"
             ],
-            "markers": "python_version < '3.8'",
             "version": "==4.5.0"
         },
         "urllib3": {
diff --git a/pyproject.toml b/pyproject.toml
index 325848e3..f904ae33 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -1,3 +1,3 @@
 [build-system]
-requires = ["setuptools", "wheel", "setuptools_dso>=2.1", "epicscorelibs>=7.0.7.99.0.2"]
+requires = ["setuptools", "wheel", "setuptools_dso==2.9", "epicscorelibs>=7.0.7.99.0.2"]
 build-backend = "setuptools.build_meta:__legacy__"
diff --git a/setup.py b/setup.py
index 830cd76f..6ff18eac 100644
--- a/setup.py
+++ b/setup.py
@@ -104,7 +104,7 @@ def install_for_development(self):
     install_requires = [
         # Dependency version declared in pyproject.toml
         epicscorelibs.version.abi_requires(),
-        "pvxslibs>=1.2.2",
+        "pvxslibs==1.2.2",
         "numpy",
         "epicsdbbuilder>=1.4",
         "pyyaml>=6.0"