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chris 2026-05-22 16:47:45 -04:00
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README.md
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# How to
Run exposedb.py and supply a pyodbc connection string
Example: `python exposedb.py "DSN=MyDSN"`

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exposedb.py Normal file
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from flask import Flask, request, Response
import pyodbc
import pandas as pd
from collections import defaultdict
import os
app = Flask(__name__)
CONN = False
STYLE = """
<style>
.my-table {
border-collapse: collapse;
width: 100%;
}
.my-table th, .my-table td {
border: 1px solid #ccc;
padding: 6px;
text-align: right;
vertical-align: top;
}
.my-table th {
background: #333;
color: white;
}
</style>
"""
@app.route("/")
def tables():
cursor = CONN.cursor()
tables = []
for row in cursor.tables():
if row.table_type == "TABLE":
tables.append(row.table_name)
html = "<h1>Tables</h1><ul>"
for t in tables:
html += f'<li><a href="/table/{t}">{t}</a></li>'
html += "</ul>"
return html
@app.route("/table/<name>")
def table(name):
f = request.args.get("f")
v = request.args.get("v")
query = f"SELECT * FROM [{name}]"
if f and v:
query += f"WHERE `{f}` = ?"
df = pd.read_sql(query, CONN, params=[v])
else:
df = pd.read_sql(query, CONN)
def gen():
yield STYLE
yield "<html><body><table border='1' class='my-table'>"
yield "<tr>" + "".join(
f"<th>{c}</th>" for c in df.columns
) + "</tr>"
for row in df.itertuples(index=False):
yield "<tr>" + "".join(
f"<td>{v}</td>" for v in row
) + "</tr>"
yield "</table></body></html>"
return Response(gen(), mimetype="text/html")
if len(sys.argv) > 1:
CONN = pyodbc.connect(f"{sys.argv[1]}")
app.run(host="0.0.0.0", port=5000, debug=True, use_reloader=False)
else:
print("You need to supply a pyodbc connection string")

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requirements.txt Normal file
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flask
pandas
pyodbc