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dimitri-yatsenkoclaude
dimitri-yatsenko
and
claude
committed
fix: use fixed dates in Faker for reproducible notebook outputs
Replace relative date strings ('-35y', '-4y') and date_of_birth() with fixed date() bounds so that Faker generates identical dates regardless of when the notebook is executed. Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>
1 parent 066e6ee commit 8d9dc00

2 files changed

Lines changed: 579 additions & 577 deletions

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‎src/tutorials/examples/languages.ipynb‎

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"id": "cell-setup",
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"metadata": {
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"execution": {
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"outputs": [
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{
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"name": "stdout",
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"output_type": "stream",
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"text": [
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"[2026-02-19 18:33:14] DataJoint 2.1.1 connected to postgres@postgres:5432\n"
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"[2026-02-19 20:41:16] DataJoint 2.1.1 connected to postgres@postgres:5432\n"
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]
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}
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],
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"source": [
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"import datajoint as dj\n",
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"import numpy as np\n",
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"from datetime import date\n",
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"from faker import Faker\n",
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"\n",
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"dj.config['display.limit'] = 8\n",
@@ -74,10 +75,10 @@
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"id": "cell-language",
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"metadata": {
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"execution": {
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"id": "cell-cefr",
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@@ -152,10 +153,10 @@
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"id": "cell-show-lookups",
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"metadata": {
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"execution": {
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"id": "cell-person",
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@@ -243,10 +244,10 @@
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"id": "cell-proficiency",
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"metadata": {
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"id": "cell-diagram",
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"outputs": [
@@ -358,7 +359,7 @@
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"</svg>"
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],
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"text/plain": [
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"<datajoint.diagram.Diagram at 0xffff7742b4a0>"
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"<datajoint.diagram.Diagram at 0xffff644f34a0>"
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]
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},
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"execution_count": 7,
@@ -396,10 +397,10 @@
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"id": "cell-populate-person",
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"metadata": {
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"outputs": [
@@ -477,21 +478,21 @@
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" <thead> <tr> <th> <span id=\"primary\" title=\"unique identifier\">person_id</span></th><th><span id=\"nonprimary\" title=\"\">name</span></th><th><span id=\"nonprimary\" title=\"\">date_of_birth</span> </th> </tr> </thead>\n",
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" <tbody> <tr> <td>0</td>\n",
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"<td>Allison Hill</td>\n",
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"<td>1966-12-18</td></tr><tr><td>1</td>\n",
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"<td>1967-08-10</td></tr><tr><td>1</td>\n",
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"<td>Megan Mcclain</td>\n",
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"<td>1959-09-28</td></tr><tr><td>2</td>\n",
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"<td>1960-07-09</td></tr><tr><td>2</td>\n",
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"<td>Allen Robinson</td>\n",
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"<td>1981-12-01</td></tr><tr><td>3</td>\n",
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"<td>1982-04-12</td></tr><tr><td>3</td>\n",
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"<td>Cristian Santos</td>\n",
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"<td>1984-01-06</td></tr><tr><td>4</td>\n",
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"<td>1984-05-03</td></tr><tr><td>4</td>\n",
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"<td>Kevin Pacheco</td>\n",
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"<td>1955-06-24</td></tr><tr><td>5</td>\n",
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"<td>1956-05-03</td></tr><tr><td>5</td>\n",
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"<td>Melissa Peterson</td>\n",
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"<td>1963-05-17</td></tr><tr><td>6</td>\n",
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"<td>1964-02-01</td></tr><tr><td>6</td>\n",
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"<td>Gabrielle Davis</td>\n",
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"<td>1960-04-05</td></tr><tr><td>7</td>\n",
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"<td>1961-01-10</td></tr><tr><td>7</td>\n",
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"<td>Lindsey Roman</td>\n",
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"<td>1993-10-23</td> </tr> </tbody>\n",
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"<td>1993-12-11</td> </tr> </tbody>\n",
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" </table>\n",
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" <p>...</p>\n",
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" <p>Total: 200</p></div>\n",
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"text/plain": [
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"*person_id name date_of_birth \n",
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"+-----------+ +------------+ +------------+\n",
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"0 Allison Hill 1966-12-18 \n",
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"1 Megan Mcclain 1959-09-28 \n",
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"2 Allen Robinson 1981-12-01 \n",
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"3 Cristian Santo 1984-01-06 \n",
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"4 Kevin Pacheco 1955-06-24 \n",
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"5 Melissa Peters 1963-05-17 \n",
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"6 Gabrielle Davi 1960-04-05 \n",
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"7 Lindsey Roman 1993-10-23 \n",
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"0 Allison Hill 1967-08-10 \n",
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"1 Megan Mcclain 1960-07-09 \n",
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"2 Allen Robinson 1982-04-12 \n",
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"3 Cristian Santo 1984-05-03 \n",
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"4 Kevin Pacheco 1956-05-03 \n",
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"5 Melissa Peters 1964-02-01 \n",
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"6 Gabrielle Davi 1961-01-10 \n",
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"7 Lindsey Roman 1993-12-11 \n",
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" ...\n",
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" (Total: 200)"
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]
@@ -528,8 +529,8 @@
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" {\n",
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" 'person_id': i,\n",
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" 'name': fake.name(),\n",
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" 'date_of_birth': fake.date_of_birth(\n",
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" minimum_age=18, maximum_age=70)\n",
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" 'date_of_birth': fake.date_between(\n",
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" start_date=date(1956, 1, 1), end_date=date(2008, 1, 1))\n",
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" }\n",
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" for i in range(n_people)\n",
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")\n",
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"execution": {
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"iopub.execute_input": "2026-02-19T18:33:14.676973Z",
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"iopub.status.busy": "2026-02-19T18:33:14.676892Z",
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"iopub.status.idle": "2026-02-19T18:33:14.680976Z",
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"shell.execute_reply": "2026-02-19T18:33:14.680719Z"
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"iopub.execute_input": "2026-02-19T20:41:16.715158Z",
1930+
"iopub.status.busy": "2026-02-19T20:41:16.715086Z",
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"iopub.status.idle": "2026-02-19T20:41:16.718367Z",
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"shell.execute_reply": "2026-02-19T20:41:16.718155Z"
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}
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},
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"outputs": [],

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