# A veces necesitamos instalar nuevas librerías en nuestros proyectos
!pip install openpyxl==3.0.10
# se instala para planillas de excel
Requirement already satisfied: openpyxl==3.0.10 in /root/venv/lib/python3.9/site-packages (3.0.10)
Requirement already satisfied: et-xmlfile in /root/venv/lib/python3.9/site-packages (from openpyxl==3.0.10) (1.1.0)
WARNING: You are using pip version 22.0.4; however, version 22.1.2 is available.
You should consider upgrading via the '/root/venv/bin/python -m pip install --upgrade pip' command.
# imports
import numpy as np
import pandas as pd
import sqlite3 as sql3
import matplotlib.pyplot as plt
import seaborn as sns
# Levanto los datos en 3 diferentes dataframes
# ARTÍCULOS
conn = sql3.connect('/work/data/articles.db')
query1 = pd.read_sql_query('SELECT * FROM articles', conn)
df_articles = pd.DataFrame(query1, columns = ['article_id', 'article_name', 'unit_price'])
# print(df_articles)
# VENDEDORES
df_sellers = pd.read_excel('/work/data/sellers.xlsx', index_col=0)
# print(df_sellers)
# ÓRDENES
df_orders = pd.read_csv('/work/data/orders.csv')
print(df_orders)
order_id week article_id quantity seller_id country_name
0 15024 1 20039 10 10 Peru
1 15025 1 20029 15 5 Peru
2 15026 1 20024 5 14 Bolivia
3 15027 1 20018 9 14 Brazil
4 15028 1 20035 6 15 Mexico
.. ... ... ... ... ... ...
995 16019 4 20021 1 7 Brazil
996 16020 4 20040 15 15 Brazil
997 16021 4 20040 2 11 Colombia
998 16022 4 20018 14 11 Brazil
999 16023 4 20026 12 9 Brazil
[1000 rows x 6 columns]
# Exploración del df de artículos
print('Muestra de datos')
print(df_articles.head())
print('\nFormato del dataframe')
print(df_articles.shape)
print('\nBúsqueda de valores nulos por columna')
print(df_articles.isnull().sum())
print('\nFormato de los datos')
print(df_articles.dtypes)
Muestra de datos
article_id article_name unit_price
0 20015 Smartphone 525.00
1 20016 Full Pc 2127.81
2 20017 Monitor 230.00
3 20018 Tablet 130.00
4 20019 Desk 130.10
Formato del dataframe
(31, 3)
Búsqueda de valores nulos por columna
article_id 0
article_name 0
unit_price 0
dtype: int64
Formato de los datos
article_id int64
article_name object
unit_price object
dtype: object
# Exploración del df de vendedores
print('Muestra de datos')
print(df_sellers.head())
print('\nFormato del dataframe')
print(df_sellers.shape)
print('\nBúsqueda de valores nulos por columna')
print(df_sellers.isnull().sum())
print('\nFormato de los datos')
print(df_sellers.dtypes)
Muestra de datos
seller_name
seller_id
1 Aveline Swanwick
2 Jase Doy
3 Oliviero Charkham
4 Cornie Wynrehame
5 Ewell Peres
Formato del dataframe
(15, 1)
Búsqueda de valores nulos por columna
seller_name 0
dtype: int64
Formato de los datos
seller_name object
dtype: object
# Exploración del df de órdenes
print('Muestra de datos')
print(df_orders.head())
print('\nFormato del dataframe')
print(df_orders.shape)
print('\nBúsqueda de valores nulos por columna')
print(df_orders.isnull().sum())
print('\nFormato de los datos')
print(df_orders.dtypes)
Muestra de datos
order_id week article_id quantity seller_id country_name
0 15024 1 20039 10 10 Peru
1 15025 1 20029 15 5 Peru
2 15026 1 20024 5 14 Bolivia
3 15027 1 20018 9 14 Brazil
4 15028 1 20035 6 15 Mexico
Formato del dataframe
(1000, 6)
Búsqueda de valores nulos por columna
order_id 0
week 0
article_id 0
quantity 0
seller_id 0
country_name 0
dtype: int64
Formato de los datos
order_id int64
week int64
article_id int64
quantity int64
seller_id int64
country_name object
dtype: object
df_articles['unit_price'] = df_articles['unit_price'].astype(float)
print(df_articles.dtypes)
article_id int64
article_name object
unit_price float64
dtype: object
# Creo una copia del df base
my_df = df_orders.copy()
# Cambio el índice del df artículos
df_articles.set_index('article_id', inplace=True)
print(my_df)
print(df_articles)
order_id week article_id quantity seller_id country_name
0 15024 1 20039 10 10 Peru
1 15025 1 20029 15 5 Peru
2 15026 1 20024 5 14 Bolivia
3 15027 1 20018 9 14 Brazil
4 15028 1 20035 6 15 Mexico
.. ... ... ... ... ... ...
995 16019 4 20021 1 7 Brazil
996 16020 4 20040 15 15 Brazil
997 16021 4 20040 2 11 Colombia
998 16022 4 20018 14 11 Brazil
999 16023 4 20026 12 9 Brazil
[1000 rows x 6 columns]
article_name unit_price
article_id
20015 Smartphone 525.00
20016 Full Pc 2127.81
20017 Monitor 230.00
20018 Tablet 130.00
20019 Desk 130.10
20020 Chair 335.64
20021 Modem 67.50
20022 Range Extender 20.45
20023 Notebook 1000.00
20024 Netbook 145.00
20025 HDD 54.62
20026 SDD 22.00
20027 Ram Memory 35.95
20028 Motherboard 138.38
20029 Mouse 30.30
20030 Fan Cooler 4.25
20031 Webcam 20.07
20032 Keyboard 22.60
20033 Headphones 23.30
20034 Scanner 185.00
20035 Case 37.90
20036 Video Card 131.50
20037 CPU 139.62
20038 Power Supply 43.95
20039 Water Cooling 67.50
20040 Heatsink 10.00
20041 Usb Cable 2.95
20042 Sata Cable 2.14
20043 Pci Express Port 10.12
20044 Wi-Fi Card 59.61
20045 Mesh Wi-Fi X 2 32.50
# Agrego algunas columnas y pongo el campo que me va a servir de "ancla"
my_df = my_df.assign(article_name = my_df['article_id'])
my_df = my_df.assign(total_amount = my_df['article_id']) # voy a necesitar el unit_price
my_df = my_df.assign(seller_name = my_df['seller_id'])
# reeplazar los valores en el nuevo df
# df_articles[?]['article_name']
for i in range(len(my_df.index)):
# len... devuelve la cantidad de registros
article = df_articles.loc[my_df.loc[i]['article_name']]['article_name']
# reemplazo en la columna 'article_name'
my_df.loc[i,'article_name'] = article
# modificar la columna total_amount
my_df.loc[i,'total_amount'] = my_df.loc[i,'quantity'] * df_articles.loc[my_df.loc[i]['total_amount']]['unit_price']
# modificar la columna 'seller_name
my_df.loc[i,'seller_name'] = df_sellers.loc[my_df.loc[i]['seller_name']]['seller_name']
# elimino las columnas que no necesito
my_df.drop(['order_id', 'article_id', 'seller_id'], axis='columns', inplace=True)
print(my_df)
week quantity country_name article_name total_amount seller_name
0 1 10 Peru Water Cooling 675.0 Cirilo Grandham
1 1 15 Peru Mouse 454.5 Ewell Peres
2 1 5 Bolivia Netbook 725.0 Janel O'Curran
3 1 9 Brazil Tablet 1170.0 Janel O'Curran
4 1 6 Mexico Case 227.4 Daisie Slograve
.. ... ... ... ... ... ...
995 4 1 Brazil Modem 67.5 Kati Innot
996 4 15 Brazil Heatsink 150.0 Daisie Slograve
997 4 2 Colombia Heatsink 20.0 Vasily Danilyuk
998 4 14 Brazil Tablet 1820.0 Vasily Danilyuk
999 4 12 Brazil SDD 264.0 Onida Cosely
[1000 rows x 6 columns]
# RESOLUCIÓN ANALÍTICA
my_df2 = my_df.groupby('article_name').sum()
por_cant = my_df2.sort_values('quantity', ascending=False)
print(por_cant['quantity'].head(1))
article_name
HDD 413
Name: quantity, dtype: int64
# RESOLUCIÓN GRÁFICA
#plt.figure(figsize=(30,20))
sns.displot(my_df, x='article_name', color='Orange', kde=True)
plt.xticks(rotation=90)
plt.title('Producto mas Vendido', fontsize=20)
plt.xlabel('Artículos', fontsize=15)
plt.ylabel('Cantidad', fontsize=15)
plt.figure(figsize=(30,20))
plt.show
# RESOLUCIÓN ANALÍTICA
my_df3 =(my_df.groupby('article_name').sum()).sort_values('total_amount', ascending=False).head(5)
print(my_df3['total_amount'])
article_name
Full Pc 538335.93
Notebook 251000.00
Smartphone 152250.00
Chair 69477.48
Tablet 48620.00
Name: total_amount, dtype: float64
# RESOLUCIÓN GRÁFICA
# ojo no puedo hacer analisis comparativo ni poner porcentajes porque no tengo todos los articulos en df3
separado=[0.1, 0, 0, 0, 0]
plt.pie(x=my_df3['total_amount'], labels=my_df3.index, explode=separado)
plt.title('Producto mas vendido')
plt.show
# RESOLUCIÓN ANALÍTICA
my_df4 = (my_df.groupby('seller_name').sum()).sort_values('total_amount', ascending=False).head(3)
print(my_df4[['quantity']+['total_amount']])
quantity total_amount
seller_name
Janel O'Curran 703 192832.47
Brockie Patience 441 142709.88
Oliviero Charkham 555 141329.76
# RESOLUCIÓN GRÁFICA
plt.figure(figsize=(6,4))
plt.bar(my_df4.index, my_df4['total_amount'], color=['green', 'yellow', 'cyan'], width=0.3)
plt.xlabel('Vendedor', fontsize=15)
plt.ylabel('Total de Ventas $', fontsize=15)
plt.title('Mejor Vendedor del Mes', fontsize=20)
plt.show()
# RESOLUCIÓN ANALÍTICA
my_df5 = (my_df.groupby('week').sum()).sort_values('total_amount', ascending=False)
print(my_df5)
quantity total_amount
week
1 2449 507458.81
2 2444 415364.44
3 2114 329140.03
4 1058 223844.56
# RESOLUCIÓN GRÁFICA
plt.figure(figsize=(7, 4))
plt.bar(my_df5.index, my_df5['total_amount'], color='maroon', width=0.45)
plt.xlabel('Semana', fontsize=15)
plt.ylabel('Total de Ventas $', fontsize=15)
plt.title('Variación Ventas por Mes', fontsize=20)
plt.show()
# RESOLUCIÓN
# RESOLUCIÓN
# RESOLUCIÓN