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import shutil
import os
import zipfile
import tempfile
import csv
def copy_files(file_paths):
""" Copy Files to current directory, takes
tuple with file paths and extract status"""
files = []
for src in file_paths:
file_path, extract = src
file_name = os.path.basename(file_path)
files.append(file_name)
shutil.copy(file_path, os.getcwd())
if extract:
z_files, path = extract_files(file_name, os.getcwd())
for file in z_files:
files.append(file)
return files
def delete_files(files, file_path=None):
""" Delete Files from directory """
for file_name in files:
if file_path:
file = os.path.join(file_path, file_name)
else:
file = file_name
if os.path.exists(file):
if os.path.isfile(file):
os.remove(file)
else:
shutil.rmtree(file)
def extract_files(zip_file, path=None):
""" extract files from zip """
zfiles = []
if zipfile.is_zipfile(zip_file):
zip_file = zipfile.ZipFile(zip_file, 'r')
for z_file in zip_file.namelist():
zfiles.append(z_file)
if path:
extract_path = path
else:
extract_path = tempfile.gettempdir()
zip_file.extractall(extract_path)
zip_file.close()
return zfiles, extract_path
def is_csv(document):
try:
try:
content = document.read(1024).decode('utf-8')
except AttributeError:
document.seek(0)
content = document.read(1024)
sniffer = csv.Sniffer()
dialect = sniffer.sniff(content)
document.seek(0)
except (csv.Error, UnicodeDecodeError):
return False
return True
def headers_present(dict_reader, headers):
fields = dict_reader.fieldnames
clist = set()
for field in fields:
if field.strip() in headers.keys():
headers[field.strip()] = field
clist.add(field.strip())
if clist != headers.keys():
return False
return True
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