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"""
This file is part of Wayrunku. Copyright Rodrigo Garcia
Wayrunku is free software: you can redistribute it and/or modify it under the terms of the GNU General Public License as published by the Free Software Foundation, either version 3 of the License, or (at your option) any later version.
Wayrunku is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for more details.
You should have received a copy of the GNU General Public License along with Wayrunku. If not, see <https://www.gnu.org/licenses/>.
"""
import csv
from os.path import exists
def csv_write_headers(filename="bbc.csv", headers=["title", "content", "date", "categories", "url"],
replace_file=False):
replace_flag = "w" if replace_file else "a"
with open(filename, replace_flag, encoding="UTF-8", newline="") as f:
writer = csv.writer(f)
writer.writerow(headers)
def csv_columnnames_exist(
filename="bbc.csv",
headers=["title", "content", "date", "categories", "url"]):
file_exists = exists(filename)
if not file_exists:
return False
with open(filename, "r", encoding="UTF-8", newline="") as f:
firstline = f.readline().rstrip()
print(f"firstline of '{filename}': {firstline}")
return firstline == ",".join(headers)
def append_to_csv(article, keys=["title", "content", "date", "categories", "url"], filename="bbc.csv"):
'''Agrega el contenido de un artículo como nueva fila del archivo dado, seleccionado
las propiedades del articulo.
:article (dictionary) con title, categories, content, date and url
:
'''
with open(filename, 'a', encoding='UTF-8', newline='') as f:
writer = csv.writer(f, delimiter=',')
if "categories" in keys:
article["categories"] = ",".join(article["categories"])
row = [article[k] for k in keys]
writer.writerow(row)
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