Fix typos and cells

Author: jvonderecken

notebooks/python/python-basics.ipynb

@@ -609,7 +609,16 @@
    "outputs": [],
    "source": [
     "a = 1\n",
-    "b = 2\n",
+    "b = 2"
+   ]
+  },
+  {
+   "cell_type": "code",
+   "execution_count": null,
+   "id": "3f47e6fe-7b70-40ac-9c01-636de614622f",
+   "metadata": {},
+   "outputs": [],
+   "source": [
     "a == b"
    ]
   },

notebooks/python/python-data-handling-pandas.ipynb

@@ -145,14 +145,6 @@
     "df[[\"pH\", \"citric acid\", \"quality\"]].head()"
    ]
   },
-  {
-   "cell_type": "markdown",
-   "id": "ada0a3e9",
-   "metadata": {},
-   "source": [
-    "Show unique values in a column"
-   ]
-  },
   {
    "cell_type": "code",
    "execution_count": null,
@@ -246,11 +238,37 @@
    "source": [
     "# Import with setting the first column (index_col=0) as index or the sheet_name, respectively\n",
     "df_csv_import = pd.read_csv(\"data.csv\", sep=\",\", index_col=0)\n",
-    "df_excel_import = pd.read_excel(\"data.xls\", sheet_name=\"data\")\n",
-    "df_csv_import\n",
+    "df_excel_import = pd.read_excel(\"data.xls\", sheet_name=\"data\")"
+   ]
+  },
+  {
+   "cell_type": "code",
+   "execution_count": null,
+   "id": "25048881-9b2a-43ce-98bb-e45bb1897ce4",
+   "metadata": {},
+   "outputs": [],
+   "source": [
+    "df_csv_import"
+   ]
+  },
+  {
+   "cell_type": "code",
+   "execution_count": null,
+   "id": "f9e6550b-3c99-43ea-a6bd-03b942bee4cf",
+   "metadata": {},
+   "outputs": [],
+   "source": [
     "df_excel_import"
    ]
   },
+  {
+   "cell_type": "code",
+   "execution_count": null,
+   "id": "0c7ef3b8-8080-41f3-a212-baeb71dbbdbe",
+   "metadata": {},
+   "outputs": [],
+   "source": []
+  },
   {
    "cell_type": "markdown",
    "id": "9a40013e",
@@ -692,8 +710,6 @@
    "metadata": {},
    "outputs": [],
    "source": [
-    "## Construction from lists or arrays\n",
-    "\n",
     "#Combine all lists\n",
     "data = np.array([names, ages, children]).transpose()\n",
     "part_data = np.array([ages, children]).transpose()\n",

notebooks/python/python-numpy.ipynb

@@ -318,14 +318,6 @@
     "- a numpy array object contains the array of the numbers itself, compactly located in a contiguous block of memory"
    ]
   },
-  {
-   "cell_type": "code",
-   "execution_count": null,
-   "id": "eae20bb2",
-   "metadata": {},
-   "outputs": [],
-   "source": []
-  },
   {
    "cell_type": "markdown",
    "id": "cea7079e",
@@ -447,21 +439,14 @@
     "print(num_1d[high])"
    ]
   },
-  {
-   "cell_type": "markdown",
-   "id": "a1849de5",
-   "metadata": {},
-   "source": [
-    "Direct broadcasting 1D"
-   ]
-  },
   {
    "cell_type": "code",
    "execution_count": null,
    "id": "a1074236",
    "metadata": {},
    "outputs": [],
    "source": [
+    "# Direct broadcasting 1D\n",
     "print(num_1d[num_1d > 3])"
    ]
   },