update

by_department.csv

@@ -0,0 +1,4 @@
+name,username,department
+Sol Mansi,solm,IT infrastructure
+Lio Nelson,lion,User Experience Research
+Charlie Grey,greyc,Development

hosts.csv

@@ -0,0 +1,2 @@
+workstation.local,192.168.25.46
+webserver.cloud,10.2.5.6

module2.ipynb

@@ -113,7 +113,9 @@
   {
    "cell_type": "markdown",
    "metadata": {},
-   "source": []
+   "source": [
+    "# Reading And Writing CSV"
+   ]
   },
   {
    "cell_type": "markdown",
@@ -136,11 +138,98 @@
     " print(\"Name: {}, Phone: {}, Role: {}\".format(name, phone, role))\n",
     "f.close()"
    ]
+  },
+  {
+   "cell_type": "markdown",
+   "metadata": {},
+   "source": [
+    "## Reading CSV"
+   ]
+  },
+  {
+   "cell_type": "code",
+   "execution_count": null,
+   "metadata": {},
+   "outputs": [],
+   "source": [
+    "import csv\n",
+    "f = open(\"csv_file.txt\")\n",
+    "csv_f = csv.reader(f)\n",
+    "for row in csv_f:\n",
+    " name, phone, role = row\n",
+    " print(\"Name: {}, Phone: {}, Role: {}\".format(name, phone, role))\n",
+    "f.close()"
+   ]
+  },
+  {
+   "cell_type": "markdown",
+   "metadata": {},
+   "source": [
+    "## Generating CSV"
+   ]
+  },
+  {
+   "cell_type": "code",
+   "execution_count": 1,
+   "metadata": {},
+   "outputs": [],
+   "source": [
+    "import csv\n",
+    "\n",
+    "hosts = [[\"workstation.local\", \"192.168.25.46\"],[\"webserver.cloud\", \"10.2.5.6\"]]\n",
+    "with open('hosts.csv', 'w') as hosts_csv:\n",
+    "    writer = csv.writer(hosts_csv)\n",
+    "    writer.writerows(hosts)"
+   ]
+  },
+  {
+   "cell_type": "markdown",
+   "metadata": {},
+   "source": [
+    "## Reading and writing CSV files with dictionaries"
+   ]
+  },
+  {
+   "cell_type": "code",
+   "execution_count": 2,
+   "metadata": {},
+   "outputs": [],
+   "source": [
+    "users = [ {\"name\": \"Sol Mansi\", \"username\": \"solm\", \"department\": \"IT infrastructure\"}, \n",
+    " {\"name\": \"Lio Nelson\", \"username\": \"lion\", \"department\": \"User Experience Research\"}, \n",
+    "  {\"name\": \"Charlie Grey\", \"username\": \"greyc\", \"department\": \"Development\"}]\n",
+    "keys = [\"name\", \"username\", \"department\"]\n",
+    "with open('by_department.csv', 'w') as by_department:\n",
+    "    writer = csv.DictWriter(by_department, fieldnames=keys)\n",
+    "    writer.writeheader()\n",
+    "    writer.writerows(users)"
+   ]
+  },
+  {
+   "cell_type": "code",
+   "execution_count": null,
+   "metadata": {},
+   "outputs": [],
+   "source": []
   }
  ],
  "metadata": {
+  "kernelspec": {
+   "display_name": "Python 3",
+   "language": "python",
+   "name": "python3"
+  },
   "language_info": {
-   "name": "python"
+   "codemirror_mode": {
+    "name": "ipython",
+    "version": 3
+   },
+   "file_extension": ".py",
+   "mimetype": "text/x-python",
+   "name": "python",
+   "nbconvert_exporter": "python",
+   "pygments_lexer": "ipython3",
+   "version": "3.12.3"
   }
  },
  "nbformat": 4,