mirror of
https://github.com/guezoloic/millesima-ai-engine.git
synced 2026-03-28 18:03:47 +00:00
ajout: correction d'erreur, changement de main dans cleaning
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@@ -1,7 +1,14 @@
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#!/usr/bin/env python3
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from typing import cast, override
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from os import getcwd
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from os.path import normpath, join
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from typing import cast
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from pandas import DataFrame, read_csv, to_numeric, get_dummies
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from sys import argv
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def path_filename(filename: str) -> str:
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return normpath(join(getcwd(), filename))
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class Cleaning:
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@@ -18,7 +25,6 @@ class Cleaning:
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def getVins(self) -> DataFrame:
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return self._vins.copy(deep=True)
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@override
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def __str__(self) -> str:
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"""
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Affiche un résumé du DataFrame
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@@ -34,7 +40,7 @@ class Cleaning:
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f"Statistiques numériques :\n{self._vins.describe().round(2)}\n\n"
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)
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def drop_empty_appellation(self) -> Cleaning:
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def drop_empty_appellation(self) -> "Cleaning":
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self._vins = self._vins.dropna(subset=["Appellation"])
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return self
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@@ -61,7 +67,7 @@ class Cleaning:
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def _mean_suckling(self) -> DataFrame:
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return self._mean_score("Suckling")
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def fill_missing_scores(self) -> Cleaning:
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def fill_missing_scores(self) -> "Cleaning":
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"""
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Remplacer les notes manquantes par la moyenne
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des vins de la même appellation.
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@@ -69,14 +75,14 @@ class Cleaning:
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for element in self.SCORE_COLS:
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means = self._mean_score(element)
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self._vins = self._vins.merge(means, on="Appellation", how="left")
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mean_col = f"mean_{element}"
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self._vins[element] = self._vins[element].fillna(self._vins[mean_col])
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self._vins = self._vins.drop(columns=["mean_" + element])
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return self
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def encode_appellation(self, column: str = "Appellation") -> Cleaning:
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def encode_appellation(self, column: str = "Appellation") -> "Cleaning":
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"""
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Remplace la colonne 'Appellation' par des colonnes indicatrices
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"""
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@@ -84,4 +90,20 @@ class Cleaning:
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appellation_dummies = get_dummies(appellations)
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self._vins = self._vins.drop(columns=[column])
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self._vins = self._vins.join(appellation_dummies)
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return self
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return self
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def main() -> None:
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if len(argv) != 2:
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raise ValueError(f"Usage: {argv[0]} <filename.csv>")
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filename = argv[1]
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cleaning: Cleaning = Cleaning(filename)
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_ = cleaning.drop_empty_appellation().fill_missing_scores().encode_appellation()
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if __name__ == "__main__":
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try:
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main()
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except Exception as e:
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print(f"ERREUR: {e}")
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58
src/main.py
58
src/main.py
@@ -1,58 +0,0 @@
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#!/usr/bin/env python3
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from os import getcwd
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from os.path import normpath, join
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from sys import argv
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from pandas import read_csv, DataFrame
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from cleaning import *
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def load_csv(filename: str) -> DataFrame:
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path: str = normpath(join(getcwd(), filename))
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return read_csv(path)
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def save_csv(df: DataFrame, out_filename: str) -> None:
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df.to_csv(out_filename, index=False)
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def main() -> None:
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if len(argv) != 2:
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raise ValueError(f"Usage: {argv[0]} <filename.csv>")
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df = load_csv(argv[1])
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display_info(df, "Avant le nettoyage")
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df = drop_empty_appellation(df)
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save_csv(df, "donnee_clean.csv")
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display_info(df, "Après nettoyage d'appellations manquantes")
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#la moyenne des notes des vins pour chaque appellation
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robert_means = mean_robert(df)
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save_csv(robert_means, "mean_robert_by_appellation.csv")
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display_info(robert_means, "Moyennes Robert par appellation")
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robinson_means = mean_robinson(df)
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save_csv(robinson_means, "mean_robinson_by_appellation.csv")
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display_info(robinson_means, "Moyennes Robinson par appellation")
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suckling_means = mean_suckling(df)
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save_csv(suckling_means, "mean_suckling_by_appellation.csv")
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display_info(suckling_means, "Moyennes Suckling par appellation")
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df_missing_scores = fill_missing_scores(df)
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save_csv(df_missing_scores, "donnee_filled.csv")
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display_info(df_missing_scores, "Après remplissage des notes manquantes par la moyenne de l'appellation")
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df_ready = encode_appellation(df_missing_scores)
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save_csv(df_ready, "donnee_ready.csv")
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display_info(df_ready, "Après remplacer la colonne 'Appellation' par des colonnes indicatrices")
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if __name__ == "__main__":
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try:
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main()
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except Exception as e:
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print(f"ERREUR: {e}")
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@@ -1,7 +1,7 @@
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#!/usr/bin/env python3
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from collections import OrderedDict
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from io import SEEK_END, SEEK_SET, BufferedWriter
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from io import SEEK_END, SEEK_SET, BufferedWriter, TextIOWrapper
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from json import JSONDecodeError, loads
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from os import makedirs
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from os.path import dirname, exists, join, normpath, realpath
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@@ -407,6 +407,44 @@ class Scraper:
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except (JSONDecodeError, HTTPError) as e:
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print(f"Erreur sur le produit {link}: {e}")
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def _initstate(self, reset: bool) -> tuple[int, set[str]]:
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"""
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appelle la fonction pour load le cache, si il existe
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pas, il utilise les variables de base sinon il override
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toute les variables pour continuer et pas recommencer le
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processus en entier.
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Args:
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reset (bool): pouvoir le reset ou pas
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Returns:
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tuple[int, set[str]]: le contenu de la page et du cache
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"""
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if not reset:
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#
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serializable: tuple[int, set[str]] | None = loadstate()
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if isinstance(serializable, tuple):
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return serializable
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return 1, set()
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def _ensuretitle(self, f: TextIOWrapper, title: str) -> None:
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"""
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check si le titre est bien présent au début du buffer
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sinon il l'ecrit, petit bug potentiel, a+ ecrit tout le
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temps a la fin du buffer, si on a ecrit des choses avant
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le titre sera apres ces données mais on part du principe
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que personne va toucher le fichier.
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Args:
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f (TextIOWrapper): buffer stream fichier
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title (str): titre du csv
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"""
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_ = f.seek(0, SEEK_SET)
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if not (f.read(len(title)) == title):
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_ = f.write(title)
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else:
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_ = f.seek(0, SEEK_END)
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def getvins(self, subdir: str, filename: str, reset: bool = False) -> None:
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"""
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Scrape toutes les pages d'une catégorie et sauvegarde en CSV.
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@@ -420,35 +458,13 @@ class Scraper:
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mode: Literal["w", "a+"] = "w" if reset else "a+"
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# titre
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title: str = "Appellation,Robert,Robinson,Suckling,Prix\n"
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# page du début
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page: int = 1
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# le set qui sert de cache
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cache: set[str] = set[str]()
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# page: page où commence le scraper
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# cache: tout les pages déjà parcourir
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page, cache = self._initstate(reset)
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custom_format = "{l_bar} {bar:20} {r_bar}"
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if not reset:
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# appelle la fonction pour load le cache, si il existe
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# pas, il utilise les variables de base sinon il override
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# toute les variables pour continuer et pas recommencer le
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# processus en entier.
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serializable: tuple[int, set[str]] | None = loadstate()
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if isinstance(serializable, tuple):
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# override la page et le cache
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page, cache = serializable
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try:
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with open(filename, mode) as f:
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# check si le titre est bien présent au début du buffer
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# sinon il l'ecrit, petit bug potentiel, a+ ecrit tout le
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# temps a la fin du buffer, si on a ecrit des choses avant
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# le titre sera apres ces données mais on part du principe
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# que personne va toucher le fichier.
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_ = f.seek(0, SEEK_SET)
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if not (f.read(len(title)) == title):
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_ = f.write(title)
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else:
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_ = f.seek(0, SEEK_END)
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self._ensuretitle(f, title)
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while True:
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products_list: list[dict[str, Any]] | None = (
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self._geturlproductslist(f"{subdir}?page={page}")
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@@ -457,7 +473,7 @@ class Scraper:
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break
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pbar: tqdm[dict[str, Any]] = tqdm(
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products_list, bar_format=custom_format
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products_list, bar_format="{l_bar} {bar:20} {r_bar}"
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)
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for product in pbar:
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keyword: str = cast(
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@@ -469,7 +485,7 @@ class Scraper:
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self._writevins(cache, product, f)
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page += 1
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# va créer un fichier au début et l'override
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# tout les 5 pages au cas où SIGHUP ou autre
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# tout les 5 pages au cas où SIGHUP ou autre
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if page % 5 == 0 and not reset:
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savestate((page, cache))
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except (Exception, HTTPError, KeyboardInterrupt, JSONDecodeError):
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@@ -1,5 +1,4 @@
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import pytest
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from pandas import DataFrame
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from unittest.mock import patch, mock_open
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from cleaning import Cleaning
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@@ -49,7 +48,7 @@ def test_fill_missing_scores(cleaning_raw: Cleaning):
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filled = cleaning_raw.fill_missing_scores().getVins()
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for col in cleaning_raw.SCORE_COLS:
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assert filled[col].isna().sum() == 0
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pauillac_robert = filled[filled["Appellation"] == "Pauillac"]["Robert"]
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assert (pauillac_robert == 95.0).all()
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