From ee3ac8b691a5f9866744347d8975402e35c3d4f0 Mon Sep 17 00:00:00 2001
From: git-sandro <sandro-zimmermann@outlook.com>
Date: Thu, 16 Apr 2026 15:46:34 +0200
Subject: [PATCH] requirements, gitignore updated, python integration

---
 .gitignore                                 |   3 +-
 notebooks/PostgreSQL-Python mit Code.ipynb | 436 ++++++++++++++++++++-
 requirements.txt                           |   1 +
 3 files changed, 424 insertions(+), 16 deletions(-)
 create mode 100644 requirements.txt

diff --git a/.gitignore b/.gitignore
index 4127086..8672800 100644
--- a/.gitignore
+++ b/.gitignore
@@ -1,2 +1,3 @@
 .DS_Store
-.ipynb_checkpoints
\ No newline at end of file
+.ipynb_checkpoints
+.venv
\ No newline at end of file
diff --git a/notebooks/PostgreSQL-Python mit Code.ipynb b/notebooks/PostgreSQL-Python mit Code.ipynb
index e68010f..863448e 100644
--- a/notebooks/PostgreSQL-Python mit Code.ipynb	
+++ b/notebooks/PostgreSQL-Python mit Code.ipynb	
@@ -12,7 +12,7 @@
   },
   {
    "cell_type": "code",
-   "execution_count": null,
+   "execution_count": 1,
    "id": "0d3fea87-d2a6-4da8-9327-4c08bb70ef9e",
    "metadata": {},
    "outputs": [],
@@ -30,12 +30,12 @@
   },
   {
    "cell_type": "code",
-   "execution_count": null,
+   "execution_count": 2,
    "id": "62b5a0b5-bafd-4125-8b62-4a2aa493a061",
    "metadata": {},
    "outputs": [],
    "source": [
-    "conn = psycopg2.connect (\"dbname=bank user=postgres password=postgres\")"
+    "conn = psycopg2.connect (\"dbname=bank user=su password=postgres\")"
    ]
   },
   {
@@ -51,10 +51,284 @@
   },
   {
    "cell_type": "code",
-   "execution_count": null,
+   "execution_count": 8,
    "id": "09dbc41c-0ed7-449a-853d-3a18fbb1d97e",
    "metadata": {},
-   "outputs": [],
+   "outputs": [
+    {
+     "data": {
+      "text/plain": [
+       "[(1,\n",
+       "  'CHK',\n",
+       "  1,\n",
+       "  datetime.date(2000, 1, 15),\n",
+       "  None,\n",
+       "  datetime.date(2005, 1, 4),\n",
+       "  'ACTIVE',\n",
+       "  2,\n",
+       "  10,\n",
+       "  1057.75,\n",
+       "  1057.75),\n",
+       " (2,\n",
+       "  'SAV',\n",
+       "  1,\n",
+       "  datetime.date(2000, 1, 15),\n",
+       "  None,\n",
+       "  datetime.date(2004, 12, 19),\n",
+       "  'ACTIVE',\n",
+       "  2,\n",
+       "  10,\n",
+       "  500.0,\n",
+       "  500.0),\n",
+       " (3,\n",
+       "  'CD',\n",
+       "  1,\n",
+       "  datetime.date(2004, 6, 30),\n",
+       "  None,\n",
+       "  datetime.date(2004, 6, 30),\n",
+       "  'ACTIVE',\n",
+       "  2,\n",
+       "  10,\n",
+       "  3000.0,\n",
+       "  3000.0),\n",
+       " (4,\n",
+       "  'CHK',\n",
+       "  2,\n",
+       "  datetime.date(2001, 3, 12),\n",
+       "  None,\n",
+       "  datetime.date(2004, 12, 27),\n",
+       "  'ACTIVE',\n",
+       "  2,\n",
+       "  10,\n",
+       "  2258.02,\n",
+       "  2258.02),\n",
+       " (5,\n",
+       "  'SAV',\n",
+       "  2,\n",
+       "  datetime.date(2001, 3, 12),\n",
+       "  None,\n",
+       "  datetime.date(2004, 12, 11),\n",
+       "  'ACTIVE',\n",
+       "  2,\n",
+       "  10,\n",
+       "  200.0,\n",
+       "  200.0),\n",
+       " (7,\n",
+       "  'CHK',\n",
+       "  3,\n",
+       "  datetime.date(2002, 11, 23),\n",
+       "  None,\n",
+       "  datetime.date(2004, 11, 30),\n",
+       "  'ACTIVE',\n",
+       "  3,\n",
+       "  13,\n",
+       "  1057.75,\n",
+       "  1057.75),\n",
+       " (8,\n",
+       "  'MM',\n",
+       "  3,\n",
+       "  datetime.date(2002, 12, 15),\n",
+       "  None,\n",
+       "  datetime.date(2004, 12, 5),\n",
+       "  'ACTIVE',\n",
+       "  3,\n",
+       "  13,\n",
+       "  2212.5,\n",
+       "  2212.5),\n",
+       " (10,\n",
+       "  'CHK',\n",
+       "  4,\n",
+       "  datetime.date(2003, 9, 12),\n",
+       "  None,\n",
+       "  datetime.date(2005, 1, 3),\n",
+       "  'ACTIVE',\n",
+       "  1,\n",
+       "  1,\n",
+       "  534.12,\n",
+       "  534.12),\n",
+       " (11,\n",
+       "  'SAV',\n",
+       "  4,\n",
+       "  datetime.date(2000, 1, 15),\n",
+       "  None,\n",
+       "  datetime.date(2004, 10, 24),\n",
+       "  'ACTIVE',\n",
+       "  1,\n",
+       "  1,\n",
+       "  767.77,\n",
+       "  767.77),\n",
+       " (12,\n",
+       "  'MM',\n",
+       "  4,\n",
+       "  datetime.date(2004, 9, 30),\n",
+       "  None,\n",
+       "  datetime.date(2004, 11, 11),\n",
+       "  'ACTIVE',\n",
+       "  1,\n",
+       "  1,\n",
+       "  5487.09,\n",
+       "  5487.09),\n",
+       " (13,\n",
+       "  'CHK',\n",
+       "  5,\n",
+       "  datetime.date(2004, 1, 27),\n",
+       "  None,\n",
+       "  datetime.date(2005, 1, 5),\n",
+       "  'ACTIVE',\n",
+       "  4,\n",
+       "  16,\n",
+       "  2237.97,\n",
+       "  2897.97),\n",
+       " (14,\n",
+       "  'CHK',\n",
+       "  6,\n",
+       "  datetime.date(2002, 8, 24),\n",
+       "  None,\n",
+       "  datetime.date(2004, 11, 29),\n",
+       "  'ACTIVE',\n",
+       "  1,\n",
+       "  1,\n",
+       "  122.37,\n",
+       "  122.37),\n",
+       " (15,\n",
+       "  'CD',\n",
+       "  6,\n",
+       "  datetime.date(2004, 12, 28),\n",
+       "  None,\n",
+       "  datetime.date(2004, 12, 28),\n",
+       "  'ACTIVE',\n",
+       "  1,\n",
+       "  1,\n",
+       "  10000.0,\n",
+       "  10000.0),\n",
+       " (17,\n",
+       "  'CD',\n",
+       "  7,\n",
+       "  datetime.date(2004, 1, 12),\n",
+       "  None,\n",
+       "  datetime.date(2004, 1, 12),\n",
+       "  'ACTIVE',\n",
+       "  2,\n",
+       "  10,\n",
+       "  5000.0,\n",
+       "  5000.0),\n",
+       " (18,\n",
+       "  'CHK',\n",
+       "  8,\n",
+       "  datetime.date(2001, 5, 23),\n",
+       "  None,\n",
+       "  datetime.date(2005, 1, 3),\n",
+       "  'ACTIVE',\n",
+       "  4,\n",
+       "  16,\n",
+       "  3487.19,\n",
+       "  3487.19),\n",
+       " (19,\n",
+       "  'SAV',\n",
+       "  8,\n",
+       "  datetime.date(2001, 5, 23),\n",
+       "  None,\n",
+       "  datetime.date(2004, 10, 12),\n",
+       "  'ACTIVE',\n",
+       "  4,\n",
+       "  16,\n",
+       "  387.99,\n",
+       "  387.99),\n",
+       " (21,\n",
+       "  'CHK',\n",
+       "  9,\n",
+       "  datetime.date(2003, 7, 30),\n",
+       "  None,\n",
+       "  datetime.date(2004, 12, 15),\n",
+       "  'ACTIVE',\n",
+       "  1,\n",
+       "  1,\n",
+       "  125.67,\n",
+       "  125.67),\n",
+       " (22,\n",
+       "  'MM',\n",
+       "  9,\n",
+       "  datetime.date(2004, 10, 28),\n",
+       "  None,\n",
+       "  datetime.date(2004, 10, 28),\n",
+       "  'ACTIVE',\n",
+       "  1,\n",
+       "  1,\n",
+       "  9345.55,\n",
+       "  9845.55),\n",
+       " (23,\n",
+       "  'CD',\n",
+       "  9,\n",
+       "  datetime.date(2004, 6, 30),\n",
+       "  None,\n",
+       "  datetime.date(2004, 6, 30),\n",
+       "  'ACTIVE',\n",
+       "  1,\n",
+       "  1,\n",
+       "  1500.0,\n",
+       "  1500.0),\n",
+       " (24,\n",
+       "  'CHK',\n",
+       "  10,\n",
+       "  datetime.date(2002, 9, 30),\n",
+       "  None,\n",
+       "  datetime.date(2004, 12, 15),\n",
+       "  'ACTIVE',\n",
+       "  4,\n",
+       "  16,\n",
+       "  23575.12,\n",
+       "  23575.12),\n",
+       " (25,\n",
+       "  'BUS',\n",
+       "  10,\n",
+       "  datetime.date(2002, 10, 1),\n",
+       "  None,\n",
+       "  datetime.date(2004, 8, 28),\n",
+       "  'ACTIVE',\n",
+       "  4,\n",
+       "  16,\n",
+       "  0.0,\n",
+       "  0.0),\n",
+       " (27,\n",
+       "  'BUS',\n",
+       "  11,\n",
+       "  datetime.date(2004, 3, 22),\n",
+       "  None,\n",
+       "  datetime.date(2004, 11, 14),\n",
+       "  'ACTIVE',\n",
+       "  2,\n",
+       "  10,\n",
+       "  9345.55,\n",
+       "  9345.55),\n",
+       " (28,\n",
+       "  'CHK',\n",
+       "  12,\n",
+       "  datetime.date(2003, 7, 30),\n",
+       "  None,\n",
+       "  datetime.date(2004, 12, 15),\n",
+       "  'ACTIVE',\n",
+       "  4,\n",
+       "  16,\n",
+       "  38552.05,\n",
+       "  38552.05),\n",
+       " (29,\n",
+       "  'SBL',\n",
+       "  13,\n",
+       "  datetime.date(2004, 2, 22),\n",
+       "  None,\n",
+       "  datetime.date(2004, 12, 17),\n",
+       "  'ACTIVE',\n",
+       "  3,\n",
+       "  13,\n",
+       "  50000.0,\n",
+       "  50000.0)]"
+      ]
+     },
+     "execution_count": 8,
+     "metadata": {},
+     "output_type": "execute_result"
+    }
+   ],
    "source": [
     "cursor = conn.cursor()\n",
     "cursor.execute(\"SELECT * FROM account;\")\n",
@@ -72,10 +346,41 @@
   },
   {
    "cell_type": "code",
-   "execution_count": null,
+   "execution_count": 9,
    "id": "dba24620-fe85-4feb-8109-59a3d7c5e3b3",
    "metadata": {},
-   "outputs": [],
+   "outputs": [
+    {
+     "name": "stdout",
+     "output_type": "stream",
+     "text": [
+      "(1, 'CHK', 1, datetime.date(2000, 1, 15), None, datetime.date(2005, 1, 4), 'ACTIVE', 2, 10, 1057.75, 1057.75)\n",
+      "(2, 'SAV', 1, datetime.date(2000, 1, 15), None, datetime.date(2004, 12, 19), 'ACTIVE', 2, 10, 500.0, 500.0)\n",
+      "(3, 'CD', 1, datetime.date(2004, 6, 30), None, datetime.date(2004, 6, 30), 'ACTIVE', 2, 10, 3000.0, 3000.0)\n",
+      "(4, 'CHK', 2, datetime.date(2001, 3, 12), None, datetime.date(2004, 12, 27), 'ACTIVE', 2, 10, 2258.02, 2258.02)\n",
+      "(5, 'SAV', 2, datetime.date(2001, 3, 12), None, datetime.date(2004, 12, 11), 'ACTIVE', 2, 10, 200.0, 200.0)\n",
+      "(7, 'CHK', 3, datetime.date(2002, 11, 23), None, datetime.date(2004, 11, 30), 'ACTIVE', 3, 13, 1057.75, 1057.75)\n",
+      "(8, 'MM', 3, datetime.date(2002, 12, 15), None, datetime.date(2004, 12, 5), 'ACTIVE', 3, 13, 2212.5, 2212.5)\n",
+      "(10, 'CHK', 4, datetime.date(2003, 9, 12), None, datetime.date(2005, 1, 3), 'ACTIVE', 1, 1, 534.12, 534.12)\n",
+      "(11, 'SAV', 4, datetime.date(2000, 1, 15), None, datetime.date(2004, 10, 24), 'ACTIVE', 1, 1, 767.77, 767.77)\n",
+      "(12, 'MM', 4, datetime.date(2004, 9, 30), None, datetime.date(2004, 11, 11), 'ACTIVE', 1, 1, 5487.09, 5487.09)\n",
+      "(13, 'CHK', 5, datetime.date(2004, 1, 27), None, datetime.date(2005, 1, 5), 'ACTIVE', 4, 16, 2237.97, 2897.97)\n",
+      "(14, 'CHK', 6, datetime.date(2002, 8, 24), None, datetime.date(2004, 11, 29), 'ACTIVE', 1, 1, 122.37, 122.37)\n",
+      "(15, 'CD', 6, datetime.date(2004, 12, 28), None, datetime.date(2004, 12, 28), 'ACTIVE', 1, 1, 10000.0, 10000.0)\n",
+      "(17, 'CD', 7, datetime.date(2004, 1, 12), None, datetime.date(2004, 1, 12), 'ACTIVE', 2, 10, 5000.0, 5000.0)\n",
+      "(18, 'CHK', 8, datetime.date(2001, 5, 23), None, datetime.date(2005, 1, 3), 'ACTIVE', 4, 16, 3487.19, 3487.19)\n",
+      "(19, 'SAV', 8, datetime.date(2001, 5, 23), None, datetime.date(2004, 10, 12), 'ACTIVE', 4, 16, 387.99, 387.99)\n",
+      "(21, 'CHK', 9, datetime.date(2003, 7, 30), None, datetime.date(2004, 12, 15), 'ACTIVE', 1, 1, 125.67, 125.67)\n",
+      "(22, 'MM', 9, datetime.date(2004, 10, 28), None, datetime.date(2004, 10, 28), 'ACTIVE', 1, 1, 9345.55, 9845.55)\n",
+      "(23, 'CD', 9, datetime.date(2004, 6, 30), None, datetime.date(2004, 6, 30), 'ACTIVE', 1, 1, 1500.0, 1500.0)\n",
+      "(24, 'CHK', 10, datetime.date(2002, 9, 30), None, datetime.date(2004, 12, 15), 'ACTIVE', 4, 16, 23575.12, 23575.12)\n",
+      "(25, 'BUS', 10, datetime.date(2002, 10, 1), None, datetime.date(2004, 8, 28), 'ACTIVE', 4, 16, 0.0, 0.0)\n",
+      "(27, 'BUS', 11, datetime.date(2004, 3, 22), None, datetime.date(2004, 11, 14), 'ACTIVE', 2, 10, 9345.55, 9345.55)\n",
+      "(28, 'CHK', 12, datetime.date(2003, 7, 30), None, datetime.date(2004, 12, 15), 'ACTIVE', 4, 16, 38552.05, 38552.05)\n",
+      "(29, 'SBL', 13, datetime.date(2004, 2, 22), None, datetime.date(2004, 12, 17), 'ACTIVE', 3, 13, 50000.0, 50000.0)\n"
+     ]
+    }
+   ],
    "source": [
     "cursor = conn.cursor()\n",
     "cursor.execute(\"SELECT * FROM account;\")\n",
@@ -95,10 +400,41 @@
   },
   {
    "cell_type": "code",
-   "execution_count": null,
+   "execution_count": 10,
    "id": "6159012d-ea9c-44da-bec0-5d073d210bd3",
    "metadata": {},
-   "outputs": [],
+   "outputs": [
+    {
+     "name": "stdout",
+     "output_type": "stream",
+     "text": [
+      "1\n",
+      "2\n",
+      "3\n",
+      "4\n",
+      "5\n",
+      "7\n",
+      "8\n",
+      "10\n",
+      "11\n",
+      "12\n",
+      "13\n",
+      "14\n",
+      "15\n",
+      "17\n",
+      "18\n",
+      "19\n",
+      "21\n",
+      "22\n",
+      "23\n",
+      "24\n",
+      "25\n",
+      "27\n",
+      "28\n",
+      "29\n"
+     ]
+    }
+   ],
    "source": [
     "cursor = conn.cursor()\n",
     "cursor.execute(\"SELECT * FROM account;\")\n",
@@ -118,10 +454,41 @@
   },
   {
    "cell_type": "code",
-   "execution_count": null,
+   "execution_count": 11,
    "id": "75b7a5c8-4677-4546-a461-e7b36b97ff5e",
    "metadata": {},
-   "outputs": [],
+   "outputs": [
+    {
+     "name": "stdout",
+     "output_type": "stream",
+     "text": [
+      "1 1057.75\n",
+      "2 500.0\n",
+      "3 3000.0\n",
+      "4 2258.02\n",
+      "5 200.0\n",
+      "7 1057.75\n",
+      "8 2212.5\n",
+      "10 534.12\n",
+      "11 767.77\n",
+      "12 5487.09\n",
+      "13 2237.97\n",
+      "14 122.37\n",
+      "15 10000.0\n",
+      "17 5000.0\n",
+      "18 3487.19\n",
+      "19 387.99\n",
+      "21 125.67\n",
+      "22 9345.55\n",
+      "23 1500.0\n",
+      "24 23575.12\n",
+      "25 0.0\n",
+      "27 9345.55\n",
+      "28 38552.05\n",
+      "29 50000.0\n"
+     ]
+    }
+   ],
    "source": [
     "import psycopg2.extras\n",
     "cursor = conn.cursor(cursor_factory=psycopg2.extras.DictCursor)\n",
@@ -146,10 +513,41 @@
   },
   {
    "cell_type": "code",
-   "execution_count": null,
+   "execution_count": 12,
    "id": "2e24b6bb-4773-4652-b027-7ee4faf6db92",
    "metadata": {},
-   "outputs": [],
+   "outputs": [
+    {
+     "name": "stdout",
+     "output_type": "stream",
+     "text": [
+      "1057.75\n",
+      "500.0\n",
+      "3000.0\n",
+      "2258.02\n",
+      "200.0\n",
+      "1057.75\n",
+      "2212.5\n",
+      "534.12\n",
+      "767.77\n",
+      "5487.09\n",
+      "2237.97\n",
+      "122.37\n",
+      "10000.0\n",
+      "5000.0\n",
+      "3487.19\n",
+      "387.99\n",
+      "125.67\n",
+      "9345.55\n",
+      "1500.0\n",
+      "23575.12\n",
+      "0.0\n",
+      "9345.55\n",
+      "38552.05\n",
+      "50000.0\n"
+     ]
+    }
+   ],
    "source": [
     "cursor = conn.cursor(cursor_factory=psycopg2.extras.DictCursor)\n",
     "\n",
@@ -164,11 +562,19 @@
     "except:\n",
     "    conn.rollback()"
    ]
+  },
+  {
+   "cell_type": "code",
+   "execution_count": null,
+   "id": "4c9edc49-f3c4-4ad8-903d-ae81cf354472",
+   "metadata": {},
+   "outputs": [],
+   "source": []
   }
  ],
  "metadata": {
   "kernelspec": {
-   "display_name": "Python 3 (ipykernel)",
+   "display_name": ".venv (3.12.11)",
    "language": "python",
    "name": "python3"
   },
@@ -182,7 +588,7 @@
    "name": "python",
    "nbconvert_exporter": "python",
    "pygments_lexer": "ipython3",
-   "version": "3.12.8"
+   "version": "3.12.11"
   }
  },
  "nbformat": 4,
diff --git a/requirements.txt b/requirements.txt
new file mode 100644
index 0000000..0239d16
--- /dev/null
+++ b/requirements.txt
@@ -0,0 +1 @@
+psycopg2-binary == 2.9.11
\ No newline at end of file