get-stocks.ipynb

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    "# Get company names from stock exchange list\n",
    "\n",
    "ดึงชื่อบริษัทและกองทุนจากรายชื่อของตลาดหลักทรัพย์\n",
    "https://www.set.or.th/set/commonslookup.do?language=th&country=TH"
   ]
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    "import re\n",
    "\n",
    "def normalize(text):\n",
    "    text = text.strip()\n",
    "    text = re.sub(r\"[\\(\\)]\", \"\", text)\n",
    "    text = re.sub(r\"\\.\", \" \", text)\n",
    "    text = re.sub(r\"  \", \" \", text)\n",
    "    text = text.strip()\n",
    "    return text\n",
    "\n",
    "CORP_RE = r\"บริษัท(.*)จำกัด\"\n",
    "TRUST_RE = r\"(กองทุน|ทรัสต์)([^\\s]+)\"\n",
    "\n",
    "IN_FILENAME = \"stocks-raw.txt\"\n",
    "OUT_FILENAME = \"stocks.txt\"\n",
    "\n",
    "orgs = set()\n",
    "\n",
    "with open(IN_FILENAME, \"r\") as fh:\n",
    "    for line in fh.readlines():\n",
    "        m = re.search(CORP_RE, line)\n",
    "        if m:\n",
    "            text = normalize(m.group(1))\n",
    "            if text:\n",
    "                orgs.add(text)\n",
    "        else:\n",
    "            m = re.search(TRUST_RE, line)\n",
    "            if m:\n",
    "                text = normalize(m.group(0))\n",
    "                if text:\n",
    "                    orgs.add(text)\n",
    "\n",
    "orgs = sorted(list(orgs))\n",
    "with open(OUT_FILENAME, \"w\") as fh:\n",
    "    for org in orgs:\n",
    "        fh.write(org)\n",
    "        fh.write(\"\\n\")"
   ]
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   "execution_count": null,
   "id": "5245a148",
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   "outputs": [],
   "source": []
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