diff --git a/src/python_test/Pipfile.lock b/src/python_test/Pipfile.lock
index ab93f7c..151e37f 100644
--- a/src/python_test/Pipfile.lock
+++ b/src/python_test/Pipfile.lock
@@ -3,6 +3,7 @@
         "hash": {
             "sha256": "5d123505bb106e715d9ed680064156c35b6e7b0674d97a244c3e04ba5ce13eda"
         },
+        "pipfile-spec": 6,
         "requires": {},
         "sources": [
             {
@@ -13,69 +14,189 @@
     },
     "default": {
         "matrix-io-proto": {
+            "hashes": [
+                "sha256:8a808c184885ce36b9a19a6b99cbb95e17e644af05cecf7d2cdf85173423a000",
+                "sha256:ca5a4a30e80772d1ee999b06aaef98f399856e00fab2bea54ea0401167e5b642"
+            ],
             "version": "==0.0.10"
         },
         "protobuf": {
-            "version": "==3.3.0"
+            "hashes": [
+                "sha256:013a9ec4dccad9a6ed3aa1ad9e86a25a4e0d6d3bbe059b6f6502db20473c3e69",
+                "sha256:0e00b4e4a4800b389ae7f0058e1fc9d012444fdde926569d8cce55c84a01ef74",
+                "sha256:11f192d491613f692b3ddc18f06c925785b3019c8e35d32c811421ca9ff7d50e",
+                "sha256:25f0ee57684f7bc3f0511b73cf55c016a891d09079c357794759663fe3da9cd3",
+                "sha256:2ccc0169b5145b3af676b6997be6fe62961edfc12bb524a7b9c46fb5d208a3d4",
+                "sha256:40f031f79b0254aa62082ca87776c0959d85adf99f09cdef9d0b320bb772a609",
+                "sha256:44d824adb48fe8baf81e628c2edaf9911912cd592a83621d2b877ccfde631d61",
+                "sha256:50f28efa66232a2fbbdd638dd61d9399ff66bcfde40ff305263b229692928081",
+                "sha256:51e080fb1de5db54b0a6b1519ba8dda55e57404b0a4948e58f1342a3e15d89ec",
+                "sha256:5c2ee13f5ea237a17bd81f52f972b7d334c0a43330d2a2a7b25b07f16eb146d8",
+                "sha256:830a9c71df347b3fb3cd24ec985c4ed64f6e75983f543a1d8a3c96302dae915c",
+                "sha256:867635c1d541ce336a1a4df3379d1116f02eba6dc326d080c8ef02f34036c415",
+                "sha256:94b34486986d7683e83f9d02a0112533263fc20fae54fff3f4fd69451e682ec7",
+                "sha256:ae4bcd5a0ce3f77d0523c3e5ed0d04ed2af454f7bf7cef08cb7a8d0915ac80a9",
+                "sha256:b04449133e31b65924650d758efbc2397c2d0e5eb3c8cae7428ffc4fa9c3403d",
+                "sha256:d892e487bd544463ce1e656434591593f710169335ac3f02ce30ee866c2f2464",
+                "sha256:e9f13fadb15b80e4a83ef5d9fa44e19243b1e2d96e84ee2228ca305180ca059e",
+                "sha256:ef69a10d45529a08367e70e736b3ce8e2af51360f23650ef1d4381ff9038467a",
+                "sha256:f6d10b1f86cebb8008a256f474948fc6204391e02a9c12935eebf036bbb07b65",
+                "sha256:fecf1b00ccc87bb8debca8b56458cc57c486d2d7afe22c7526728f79ffe232f4"
+            ],
+            "version": "==3.15.0"
         },
         "pyzmq": {
+            "hashes": [
+                "sha256:00e76f45ceb31f905b49a8690da36de4087009b876d3b17318b46c0bf9c4f208",
+                "sha256:0322543fff5ab6f87d11a8a099c4c07dd8a1719040084b6ce9162bcdf5c45c9d",
+                "sha256:2c8e3137e5e67be5d65cf487ca81980f39179eea166016377d4b075ae4894537",
+                "sha256:2f1c5cde08368d259831b26b27e8ed1d2667238cf2e6797dd72494a8a12af136",
+                "sha256:39f78f422730d0447e612bd0f00f02ecd84dffa8b6bebb0aca8ae8c2f01ff17d",
+                "sha256:3c3471d3fd9212aff0109d9bf7825bafed9731afc57b583bc655217852a20ac1",
+                "sha256:5c50b4cbfa563bddccc2e1cc994c6d20cb3d2f2d97927e69c87414c317a12f9c",
+                "sha256:7722af57f44a8b12d14047b594d67ba92e3faaed2b44ad0e62adb08a3335cd61",
+                "sha256:868bfb8dc6b95c45ce9319f10b2e6c71f600f860783fd060fa0d8242d3f84c05",
+                "sha256:92039c0095fcadcc6baa8de5eabfd65c42c48b3f6a49f62a38660e45c4de9a84",
+                "sha256:9b0ab561b70e85ed7dff038ea59bf69e88fe5e65cb0af49c1cfa258b5d855953",
+                "sha256:9baa6b3d0c415c0ce1b4abe794e41605e7076b2aeb7b48d71784bbf648125103",
+                "sha256:9c14fb9ebdb040fa73ef1bb1c240fdd4b43f04c3d2a28c1564e73af9a8afa152",
+                "sha256:9d1732a096da76c3c9c9b38ee819cd4857a827d136dc3362078f5c86246fe80a",
+                "sha256:9e514b6b5347e71b626b92fb0bcd58d81e1448b6fd1b4f39287636018db3aa44",
+                "sha256:a0427e1c7792fd157bde2655148f2ece65ce5ae7d9deb040c42b28efba1494e6",
+                "sha256:ad1930709bc5ff9f86e63fe429a4f99e5ddfb75b006463bafbfd024cb0d74c63",
+                "sha256:b650147d98c92cf21c3d9896d5a03fa62f5f16a7bcdb7283c74a0b85c3f2fb86",
+                "sha256:bf5b68eb52acb511be3e0612758a3fddb8c2557a4b49572615886721a5ec34a3",
+                "sha256:d3f3b5fd31b662f0c6543e859c2710ac176bb00e3ead0284a86db9d2da24d4c4",
+                "sha256:d52995526a82a0e3d89cbba0b53c13e8223a003b40913fdf7d577ebc92ecc106",
+                "sha256:f1cf9d6851889adbfc287de48869383b5d413ee8ef6273367640917fa9d0be84"
+            ],
             "version": "==16.0.2"
         },
-        "setuptools": {
-            "version": "==36.1.1"
-        },
         "six": {
-            "version": "==1.10.0"
+            "hashes": [
+                "sha256:1e61c37477a1626458e36f7b1d82aa5c9b094fa4802892072e49de9c60c4c926",
+                "sha256:8abb2f1d86890a2dfb989f9a77cfcfd3e47c2a354b01111771326f8aa26e0254"
+            ],
+            "markers": "python_version >= '2.7' and python_version not in '3.0, 3.1, 3.2, 3.3'",
+            "version": "==1.16.0"
         },
         "tornado": {
+            "hashes": [
+                "sha256:0a6894559e62a186d6cc20f1c0e7318f83ae8e28922d75c4b6f83d42cc91d8b1",
+                "sha256:2b4618010625bcf01f187eec3148c6a3db76a2a900f7dde416330fc413274df1",
+                "sha256:c3f4456f0ab9e62dab7ede834dcf4c89082238e97b3e67a9196572c076e716aa",
+                "sha256:db0904a28253cfe53e7dedc765c71596f3c53bb8a866ae50123320ec1a7b73fd",
+                "sha256:fb0883ae46da958d06fda2e3be6c033825a0b8603c493df8a69c0237055308d9"
+            ],
             "version": "==4.5.1"
         }
     },
     "develop": {
-        "appnope": {
-            "version": "==0.1.0"
-        },
         "decorator": {
-            "version": "==4.0.11"
+            "hashes": [
+                "sha256:637996211036b6385ef91435e4fae22989472f9d571faba8927ba8253acbc330",
+                "sha256:b8c3f85900b9dc423225913c5aace94729fe1fa9763b38939a95226f02d37186"
+            ],
+            "markers": "python_version >= '3.5'",
+            "version": "==5.1.1"
         },
         "ipython": {
+            "hashes": [
+                "sha256:5c53e8ee4d4bec27879982b9f3b4aa2d6e3cfd7b26782d250fa117f85bb29814",
+                "sha256:cd44c7f5ccb2b349ffd6ede10d8e4204c9ab1ede4a8a6c40220cfeb07069171a"
+            ],
             "version": "==6.1.0"
         },
-        "ipython-genutils": {
-            "version": "==0.2.0"
-        },
         "jedi": {
-            "version": "==0.10.2"
+            "hashes": [
+                "sha256:637c9635fcf47945ceb91cd7f320234a7be540ded6f3e99a50cb6febdfd1ba8d",
+                "sha256:74137626a64a99c8eb6ae5832d99b3bdd7d29a3850fe2aa80a4126b2a7d949ab"
+            ],
+            "markers": "python_version >= '3.6'",
+            "version": "==0.18.1"
+        },
+        "parso": {
+            "hashes": [
+                "sha256:8c07be290bb59f03588915921e29e8a50002acaf2cdc5fa0e0114f91709fafa0",
+                "sha256:c001d4636cd3aecdaf33cbb40aebb59b094be2a74c556778ef5576c175e19e75"
+            ],
+            "markers": "python_version >= '3.6'",
+            "version": "==0.8.3"
         },
         "pexpect": {
-            "version": "==4.2.1"
+            "hashes": [
+                "sha256:0b48a55dcb3c05f3329815901ea4fc1537514d6ba867a152b581d69ae3710937",
+                "sha256:fc65a43959d153d0114afe13997d439c22823a27cefceb5ff35c2178c6784c0c"
+            ],
+            "markers": "sys_platform != 'win32'",
+            "version": "==4.8.0"
         },
         "pickleshare": {
-            "version": "==0.7.4"
+            "hashes": [
+                "sha256:87683d47965c1da65cdacaf31c8441d12b8044cdec9aca500cd78fc2c683afca",
+                "sha256:9649af414d74d4df115d5d718f82acb59c9d418196b7b4290ed47a12ce62df56"
+            ],
+            "version": "==0.7.5"
         },
         "prompt-toolkit": {
-            "version": "==1.0.14"
+            "hashes": [
+                "sha256:37925b37a4af1f6448c76b7606e0285f79f434ad246dda007a27411cca730c6d",
+                "sha256:dd4fca02c8069497ad931a2d09914c6b0d1b50151ce876bc15bde4c747090126",
+                "sha256:f7eec66105baf40eda9ab026cd8b2e251337eea8d111196695d82e0c5f0af852"
+            ],
+            "version": "==1.0.18"
         },
         "ptyprocess": {
-            "version": "==0.5.2"
+            "hashes": [
+                "sha256:4b41f3967fce3af57cc7e94b888626c18bf37a083e3651ca8feeb66d492fef35",
+                "sha256:5c5d0a3b48ceee0b48485e0c26037c0acd7d29765ca3fbb5cb3831d347423220"
+            ],
+            "version": "==0.7.0"
         },
         "pygments": {
-            "version": "==2.2.0"
+            "hashes": [
+                "sha256:44238f1b60a76d78fc8ca0528ee429702aae011c265fe6a8dd8b63049ae41c65",
+                "sha256:4e426f72023d88d03b2fa258de560726ce890ff3b630f88c21cbb8b2503b8c6a"
+            ],
+            "markers": "python_version >= '3.5'",
+            "version": "==2.11.2"
         },
         "setuptools": {
-            "version": "==36.1.1"
+            "hashes": [
+                "sha256:43a5575eea6d3459789316e1596a3d2a0d215260cacf4189508112f35c9a145b",
+                "sha256:66b8598da112b8dc8cd941d54cf63ef91d3b50657b374457eda5851f3ff6a899"
+            ],
+            "markers": "python_version >= '3.7'",
+            "version": "==60.8.2"
         },
         "simplegeneric": {
+            "hashes": [
+                "sha256:dc972e06094b9af5b855b3df4a646395e43d1c9d0d39ed345b7393560d0b9173"
+            ],
             "version": "==0.8.1"
         },
         "six": {
-            "version": "==1.10.0"
+            "hashes": [
+                "sha256:1e61c37477a1626458e36f7b1d82aa5c9b094fa4802892072e49de9c60c4c926",
+                "sha256:8abb2f1d86890a2dfb989f9a77cfcfd3e47c2a354b01111771326f8aa26e0254"
+            ],
+            "markers": "python_version >= '2.7' and python_version not in '3.0, 3.1, 3.2, 3.3'",
+            "version": "==1.16.0"
         },
         "traitlets": {
-            "version": "==4.3.2"
+            "hashes": [
+                "sha256:059f456c5a7c1c82b98c2e8c799f39c9b8128f6d0d46941ee118daace9eb70c7",
+                "sha256:2d313cc50a42cd6c277e7d7dc8d4d7fedd06a2c215f78766ae7b1a66277e0033"
+            ],
+            "markers": "python_version >= '3.7'",
+            "version": "==5.1.1"
         },
         "wcwidth": {
-            "version": "==0.1.7"
+            "hashes": [
+                "sha256:beb4802a9cebb9144e99086eff703a642a13d6a0052920003a230f3294bbe784",
+                "sha256:c4d647b99872929fdb7bdcaa4fbe7f01413ed3d98077df798530e5b04f116c83"
+            ],
+            "version": "==0.2.5"
         }
     }
 }