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Merge pull request #594 from ShaneHeX/pyknow2experta 

Lesson 2 Animals.ipynb dependent pyknow library is deprecated
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Lee Stott 2026-01-14 08:27:01 +00:00 committed by GitHub
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lessons/2-Symbolic/Animals.ipynb
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@ -229,9 +229,9 @@
"cell_type": "markdown",
"metadata": {},
"source": [
"## Using PyKnow for Forward Inference\n",
"## Using Experta for Forward Inference\n",
"\n",
"In the next example, we will try to implement forward inference using one of the libraries for knowledge representation, [PyKnow](https://github.com/buguroo/pyknow/). **PyKnow** is a library for creating forward inference systems in Python, which is designed to be similar to classical old system [CLIPS](http://www.clipsrules.net/index.html). \n",
"In the next example, we will try to implement forward inference using one of the libraries for knowledge representation, [Experta](https://github.com/nilp0inter/experta). **Experta** is a library for creating forward inference systems in Python, which is designed to be similar to classical old system [CLIPS](http://www.clipsrules.net/index.html). \n",
"\n",
"We could have also implemented forward chaining ourselves without many problems, but naive implementations are usually not very efficient. For more effective rule matching a special algorithm [Rete](https://en.wikipedia.org/wiki/Rete_algorithm) is used."
]
@ -247,32 +247,31 @@
"name": "stdout",
"output_type": "stream",
"text": [
"Collecting git+https://github.com/buguroo/pyknow/\n",
" Cloning https://github.com/buguroo/pyknow/ to /tmp/pip-req-build-3cqeulyl\n",
" Running command git clone --filter=blob:none --quiet https://github.com/buguroo/pyknow/ /tmp/pip-req-build-3cqeulyl\n",
" Resolved https://github.com/buguroo/pyknow/ to commit 48818336f2e9a126f1964f2d8dc22d37ff800fe8\n",
" Preparing metadata (setup.py) ... \u001b[?25ldone\n",
"\u001b[?25hCollecting frozendict==1.2\n",
" Using cached frozendict-1.2.tar.gz (2.6 kB)\n",
" Preparing metadata (setup.py) ... \u001b[?25ldone\n",
"\u001b[?25hCollecting schema==0.6.7\n",
" Using cached schema-0.6.7-py2.py3-none-any.whl (14 kB)\n",
"Building wheels for collected packages: pyknow, frozendict\n",
" Building wheel for pyknow (setup.py) ... \u001b[?25ldone\n",
"\u001b[?25h Created wheel for pyknow: filename=pyknow-1.7.0-py3-none-any.whl size=34228 sha256=b7de5b09292c4007667c72f69b98d5a1b5f7324ff15f9dd8e077c3d5f7aade42\n",
" Stored in directory: /tmp/pip-ephem-wheel-cache-k7jpave7/wheels/81/1a/d3/f6c15dbe1955598a37755215f2a10449e7418500d7bd4b9508\n",
" Building wheel for frozendict (setup.py) ... \u001b[?25ldone\n",
"\u001b[?25h Created wheel for frozendict: filename=frozendict-1.2-py3-none-any.whl size=3148 sha256=2863d55c240d2409cddf05ccfe600591f8478681549fc97555c47c90dc6bb160\n",
" Stored in directory: /home/rg/.cache/pip/wheels/49/ac/f8/cb8120244e710bdb479c86198b03c7b08c3c2d3d2bf448fd6e\n",
"Successfully built pyknow frozendict\n",
"Installing collected packages: schema, frozendict, pyknow\n",
"Successfully installed frozendict-1.2 pyknow-1.7.0 schema-0.6.7\n"
"Collecting git+https://github.com/nilp0inter/experta\n",
" Cloning https://github.com/nilp0inter/experta to /tmp/pip-req-build-7qurtwk3\n",
" Running command git clone --filter=blob:none --quiet https://github.com/nilp0inter/experta /tmp/pip-req-build-7qurtwk3\n",
" Resolved https://github.com/nilp0inter/experta to commit c6d5834b123861f5ae09e7d07027dc98bec58741\n",
" Installing build dependencies ... \u001b[?25ldone\n",
"\u001b[?25h Getting requirements to build wheel ... \u001b[?25ldone\n",
"\u001b[?25h Preparing metadata (pyproject.toml) ... \u001b[?25ldone\n",
"\u001b[?25hRequirement already satisfied: frozendict~=2.4.6 in /opt/conda/envs/ai4beg/lib/python3.12/site-packages (from experta==1.9.5.dev1) (2.4.7)\n",
"Collecting schema~=0.6.7 (from experta==1.9.5.dev1)\n",
" Downloading schema-0.6.8-py2.py3-none-any.whl.metadata (14 kB)\n",
"Downloading schema-0.6.8-py2.py3-none-any.whl (14 kB)\n",
"Building wheels for collected packages: experta\n",
" Building wheel for experta (pyproject.toml) ... \u001b[?25ldone\n",
"\u001b[?25h Created wheel for experta: filename=experta-1.9.5.dev1-py3-none-any.whl size=34804 sha256=888c459512a5e713f4b674caa9a0f96cfdf07ec0d6eb56cc318ce0653d218014\n",
" Stored in directory: /tmp/pip-ephem-wheel-cache-1eeii9zy/wheels/3d/e8/bb/22d7956359603fa8dd679aa09f5b8efb3f29991c3986fdc787\n",
"Successfully built experta\n",
"Installing collected packages: schema, experta\n",
"\u001b[2K \u001b[90m━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━\u001b[0m \u001b[32m2/2\u001b[0m [experta]\n",
"\u001b[1A\u001b[2KSuccessfully installed experta-1.9.5.dev1 schema-0.6.8\n"
]
}
],
"source": [
"import sys\n",
"!{sys.executable} -m pip install git+https://github.com/buguroo/pyknow/"
"!{sys.executable} -m pip install git+https://github.com/nilp0inter/experta"
]
},
{
@ -283,8 +282,8 @@
},
"outputs": [],
"source": [
"from pyknow import *\n",
"#import pyknow"
"from experta import *\n",
"#import experta"
]
},
{