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kurs_alx_pcz
Commit d74a1dea by Patryk Czarnik
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gotowe notatniki

parent 9308b618
Showing with 208 additions and 17 deletions
jupyter/04_indeksowanie_filtrowanie.ipynb 0 → 100644
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jupyter/05_grupowanie.ipynb 0 → 100644
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jupyter/15_sortowanie.ipynb 0 → 100644
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jupyter/17_merge.ipynb 0 → 100644
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jupyter/20_edycja_replace.ipynb 0 → 100644
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jupyter/21_na.ipynb 0 → 100644
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jupyter/22_duplikaty.ipynb 0 → 100644
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jupyter/25_kursy.ipynb 0 → 100644
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jupyter/26_czytanie_excela.ipynb 0 → 100644
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jupyter/32-wykresy_pandas.ipynb 0 → 100644
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jupyter/33-wykresy_matplotlib.ipynb 0 → 100644
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jupyter/analiza_danych.ipynb
......@@ -2441,8 +2441,28 @@
]
},
{
"cell_type": "markdown",
"id": "65096c60-0917-4939-8aa0-95de69a4eafd",
"metadata": {},
"source": [
"We wczytanej tabeli mamy kolumny `cena` oraz `sztuk`, a dopiero ich iloczyn zawiera info o wartości transakcji.\n",
"\n",
"Do tabeli dodamy nową kolumnę `wartosc` , która będzie zawierać iloczyn."
]
},
{
"cell_type": "code",
"execution_count": 65,
"execution_count": 66,
"id": "a335695f-9e7f-4977-94be-484404276027",
"metadata": {},
"outputs": [],
"source": [
"sprzedaz['wartosc'] = sprzedaz.cena * sprzedaz.sztuk"
]
},
{
"cell_type": "code",
"execution_count": 67,
"id": "cfa4857f-99bb-4e89-a7e4-6c916efdcb11",
"metadata": {},
"outputs": [
......@@ -2474,6 +2494,7 @@
" <th>towar</th>\n",
" <th>cena</th>\n",
" <th>sztuk</th>\n",
" <th>wartosc</th>\n",
" </tr>\n",
" </thead>\n",
" <tbody>\n",
......@@ -2486,6 +2507,7 @@
" <td>biurko</td>\n",
" <td>149.99</td>\n",
" <td>4</td>\n",
" <td>599.96</td>\n",
" </tr>\n",
" <tr>\n",
" <th>1</th>\n",
......@@ -2496,6 +2518,7 @@
" <td>tablica</td>\n",
" <td>590.00</td>\n",
" <td>2</td>\n",
" <td>1180.00</td>\n",
" </tr>\n",
" <tr>\n",
" <th>2</th>\n",
......@@ -2506,6 +2529,7 @@
" <td>flamaster</td>\n",
" <td>0.99</td>\n",
" <td>51</td>\n",
" <td>50.49</td>\n",
" </tr>\n",
" <tr>\n",
" <th>3</th>\n",
......@@ -2516,6 +2540,7 @@
" <td>gąbka</td>\n",
" <td>4.00</td>\n",
" <td>250</td>\n",
" <td>1000.00</td>\n",
" </tr>\n",
" <tr>\n",
" <th>4</th>\n",
......@@ -2526,6 +2551,7 @@
" <td>biurko</td>\n",
" <td>149.99</td>\n",
" <td>9</td>\n",
" <td>1349.91</td>\n",
" </tr>\n",
" <tr>\n",
" <th>...</th>\n",
......@@ -2536,6 +2562,7 @@
" <td>...</td>\n",
" <td>...</td>\n",
" <td>...</td>\n",
" <td>...</td>\n",
" </tr>\n",
" <tr>\n",
" <th>9995</th>\n",
......@@ -2546,6 +2573,7 @@
" <td>dziurkacz</td>\n",
" <td>7.50</td>\n",
" <td>178</td>\n",
" <td>1335.00</td>\n",
" </tr>\n",
" <tr>\n",
" <th>9996</th>\n",
......@@ -2556,6 +2584,7 @@
" <td>biurko</td>\n",
" <td>149.99</td>\n",
" <td>7</td>\n",
" <td>1049.93</td>\n",
" </tr>\n",
" <tr>\n",
" <th>9997</th>\n",
......@@ -2566,6 +2595,7 @@
" <td>długopis</td>\n",
" <td>1.49</td>\n",
" <td>87</td>\n",
" <td>129.63</td>\n",
" </tr>\n",
" <tr>\n",
" <th>9998</th>\n",
......@@ -2576,6 +2606,7 @@
" <td>biurko</td>\n",
" <td>149.99</td>\n",
" <td>10</td>\n",
" <td>1499.90</td>\n",
" </tr>\n",
" <tr>\n",
" <th>9999</th>\n",
......@@ -2586,10 +2617,11 @@
" <td>gąbka</td>\n",
" <td>4.00</td>\n",
" <td>152</td>\n",
" <td>608.00</td>\n",
" </tr>\n",
" </tbody>\n",
"</table>\n",
"<p>10000 rows × 7 columns</p>\n",
"<p>10000 rows × 8 columns</p>\n",
"</div>"
],
"text/plain": [
......@@ -2606,23 +2638,23 @@
"9998 2015-05-01 Kraków Kozłowski meble biurko 149.99 \n",
"9999 2016-08-26 Kraków Kozłowski wyposażenie szkolne gąbka 4.00 \n",
"\n",
" sztuk \n",
"0 4 \n",
"1 2 \n",
"2 51 \n",
"3 250 \n",
"4 9 \n",
"... ... \n",
"9995 178 \n",
"9996 7 \n",
"9997 87 \n",
"9998 10 \n",
"9999 152 \n",
" sztuk wartosc \n",
"0 4 599.96 \n",
"1 2 1180.00 \n",
"2 51 50.49 \n",
"3 250 1000.00 \n",
"4 9 1349.91 \n",
"... ... ... \n",
"9995 178 1335.00 \n",
"9996 7 1049.93 \n",
"9997 87 129.63 \n",
"9998 10 1499.90 \n",
"9999 152 608.00 \n",
"\n",
"[10000 rows x 7 columns]"
"[10000 rows x 8 columns]"
]
},
"execution_count": 65,
"execution_count": 67,
"metadata": {},
"output_type": "execute_result"
}
......@@ -2632,9 +2664,168 @@
]
},
{
"cell_type": "markdown",
"id": "baf91a7e-573e-4335-91b2-041cd147df3f",
"metadata": {},
"source": [
"### Zadania:\n",
"1. Oblicz sumę wartości transakcji w całym pliku"
]
},
{
"cell_type": "code",
"execution_count": 69,
"id": "a8dc418a-d810-4cdc-8d01-4ba730318706",
"metadata": {},
"outputs": [
{
"data": {
"text/plain": [
"8049567.3"
]
},
"execution_count": 69,
"metadata": {},
"output_type": "execute_result"
}
],
"source": [
"sprzedaz.wartosc.sum()"
]
},
{
"cell_type": "markdown",
"id": "505a1ff6-1ce6-4d6a-b818-8ae3b31b00c1",
"metadata": {},
"source": [
"2. Oblicz sumę wartości transakcji w Katowicach"
]
},
{
"cell_type": "code",
"execution_count": 70,
"id": "b284f678-9e34-4cfe-a215-92527a366ed9",
"metadata": {},
"outputs": [
{
"data": {
"text/plain": [
"1456316.08"
]
},
"execution_count": 70,
"metadata": {},
"output_type": "execute_result"
}
],
"source": [
"sprzedaz[sprzedaz.miasto == 'Katowice'].wartosc.sum()"
]
},
{
"cell_type": "markdown",
"id": "dd64c472-980a-488d-b529-1103b78f92c4",
"metadata": {},
"source": [
"3. Oblicz liczbę transakcji, sumę wartości (i jeśli dasz radę sumaryczną liczbę sztuk) dotyczących towaru biurko w Katowicach"
]
},
{
"cell_type": "code",
"execution_count": 72,
"id": "bf3ce0ea-4885-4e87-aaac-abc30aaf2b29",
"metadata": {},
"outputs": [
{
"data": {
"text/plain": [
"count 248.0\n",
"sum 391473.9\n",
"Name: wartosc, dtype: float64"
]
},
"execution_count": 72,
"metadata": {},
"output_type": "execute_result"
}
],
"source": [
"sprzedaz[(sprzedaz.towar == 'biurko') & (sprzedaz.miasto == 'Katowice')].wartosc.agg(['count', 'sum'])"
]
},
{
"cell_type": "markdown",
"id": "753d3b1d-64b7-4d46-8498-dffe519e2819",
"metadata": {},
"source": [
"Operację `agg` można też zastosować dla `DataFrame` i przekazać **słownik**, który mówi, jakiew funkcje mają być liczone dla jakich kolumn."
]
},
{
"cell_type": "code",
"execution_count": 75,
"id": "a77019c4-8e4d-4065-b99b-3495e5da0ca5",
"metadata": {},
"outputs": [
{
"data": {
"text/html": [
"<div>\n",
"<style scoped>\n",
" .dataframe tbody tr th:only-of-type {\n",
" vertical-align: middle;\n",
" }\n",
"\n",
" .dataframe tbody tr th {\n",
" vertical-align: top;\n",
" }\n",
"\n",
" .dataframe thead th {\n",
" text-align: right;\n",
" }\n",
"</style>\n",
"<table border=\"1\" class=\"dataframe\">\n",
" <thead>\n",
" <tr style=\"text-align: right;\">\n",
" <th></th>\n",
" <th>sztuk</th>\n",
" <th>wartosc</th>\n",
" </tr>\n",
" </thead>\n",
" <tbody>\n",
" <tr>\n",
" <th>sum</th>\n",
" <td>2610.0</td>\n",
" <td>391473.9</td>\n",
" </tr>\n",
" <tr>\n",
" <th>count</th>\n",
" <td>NaN</td>\n",
" <td>248.0</td>\n",
" </tr>\n",
" </tbody>\n",
"</table>\n",
"</div>"
],
"text/plain": [
" sztuk wartosc\n",
"sum 2610.0 391473.9\n",
"count NaN 248.0"
]
},
"execution_count": 75,
"metadata": {},
"output_type": "execute_result"
}
],
"source": [
"sprzedaz[(sprzedaz.towar == 'biurko') & (sprzedaz.miasto == 'Katowice')].agg({'sztuk': ['sum'], 'wartosc': ['count', 'sum']})"
]
},
{
"cell_type": "code",
"execution_count": null,
"id": "6554eb49-a75f-4a99-bee3-22077bc36162",
"id": "147e601a-49b2-4c20-96d3-e65b98acbca7",
"metadata": {},
"outputs": [],
"source": []
......
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