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financial-system
Commit 8d8f8c0f authored by xianyang's avatar xianyang
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优化导出

parent 221cf658
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Showing with 74 additions and 74 deletions
libs/export.py
View file @ 8d8f8c0f
......@@ -148,50 +148,6 @@ class TableToFile(object):
zip_file.write(file_path)
return zip_file_name
def main_method(self):
"""主函数"""
Logger().logger.info('开始导出')
user = query_token(self.db, self.header)
params = {"source": self.name, "method": "data_to_file", "status": 1}
if len(self.data) == 0:
params["status"] = 3
crud.create_export_data(self.db, params, user)
Logger().logger.info(f'导出没有数据')
return None
folder_name = datetime.now().strftime('%m%d%H%M%S')
try:
os.mkdir(f"static/{folder_name}")
Logger().logger.info("文件夹已创建！")
except OSError as error:
uid = random.randint(1, 1000)
Logger().logger.info(f"无法创建目录：{folder_name}，原因：{error},重新创建随机文件夹")
folder_name = folder_name + str(uid)
os.mkdir(f"static/{folder_name}")
# 判断多少条线程
number, count = self.th_number(len(self.data))
Logger().logger.info(f"开启线程：{number}, 每个数量：{count}")
# 起线程
ths = []
for x in range(number):
ths.append(threading.Thread(target=self.th_task,
args=[self.data[x * count:(1 + x) * count], folder_name, x]))
# 启动线程
for y in range(number):
ths[y].start()
# 等待所有线程完成
for z in range(number):
ths[z].join()
Logger().logger.info(f"线程结束，压缩文件！！！")
zip_folder = self.compress_folder(folder_name)
# 记录导出
crud.create_export_data(self.db, params, user)
with open(zip_folder, 'rb') as f:
data = f.read()
response = Response(content=data)
response.headers["Content-Disposition"] = "attachment; filename=example.zip"
Logger().logger.info(f"返回压缩文件！！！")
return response
# def main_method(self):
# """主函数"""
# Logger().logger.info('开始导出')
......@@ -202,35 +158,79 @@ class TableToFile(object):
# crud.create_export_data(self.db, params, user)
# Logger().logger.info(f'导出没有数据')
# return None
# folder_name = datetime.now().strftime('%m%d%H%M%S')
# try:
# bk = pd.DataFrame(self.data)
# if self.data[0].get('create_time'):
# if isinstance(self.data[0]['create_time'], int):
# bk['create_time'] = bk['create_time'].apply(
# lambda x: time.strftime('%Y-%m-%d %H:%M:%S', time.localtime(x)))
# bk.columns = self.field_list # 修改pandas头
# write_data = bk.to_dict(orient='records')
# with pd.ExcelWriter(f'static/{self.name}.xlsx') as writer:
# # bk.to_excel(writer, sheet_name='Sheet1', index=False)
# threads = []
# rows_per_thread = math.ceil(len(write_data) / 5)
# for i in range(5):
# sheet_name = 'sheet' + str(i + 1)
# threads.append(threading.Thread(target=self.thread_task,
# args=[bk.iloc[i * rows_per_thread: rows_per_thread * (i+1)], writer, sheet_name]))
# os.mkdir(f"static/{folder_name}")
# Logger().logger.info("文件夹已创建！")
# except OSError as error:
# uid = random.randint(1, 1000)
# Logger().logger.info(f"无法创建目录：{folder_name}，原因：{error},重新创建随机文件夹")
# folder_name = folder_name + str(uid)
# os.mkdir(f"static/{folder_name}")
# # 判断多少条线程
# number, count = self.th_number(len(self.data))
# Logger().logger.info(f"开启线程：{number}, 每个数量：{count}")
# # 起线程
# ths = []
# for x in range(number):
# ths.append(threading.Thread(target=self.th_task,
# args=[self.data[x * count:(1 + x) * count], folder_name, x]))
# # 启动线程
# for y in threads:
# y.start()
# for y in range(number):
# ths[y].start()
# # 等待所有线程完成
# for z in threads:
# z.join()
# file = open(writer, 'rb')
# for z in range(number):
# ths[z].join()
# Logger().logger.info(f"线程结束，压缩文件！！！")
# zip_folder = self.compress_folder(folder_name)
# # 记录导出
# crud.create_export_data(self.db, params, user)
# return StreamingResponse(file,
# media_type='application/vnd.openxmlformats-officedocument.spreadsheetml.sheet')
# except Exception as e:
# Logger().logger.info(f'导出异常：{str(e)}')
# params["status"] = 2
# crud.create_export_data(self.db, params, user)
# with open(zip_folder, 'rb') as f:
# data = f.read()
# response = Response(content=data)
# response.headers["Content-Disposition"] = "attachment; filename=example.zip"
# Logger().logger.info(f"返回压缩文件！！！")
# return response
def main_method(self):
"""主函数"""
Logger().logger.info('开始导出')
user = query_token(self.db, self.header)
params = {"source": self.name, "method": "data_to_file", "status": 1}
if len(self.data) == 0:
params["status"] = 3
crud.create_export_data(self.db, params, user)
Logger().logger.info(f'导出没有数据')
return None
try:
bk = pd.DataFrame(self.data)
if self.data[0].get('create_time'):
if isinstance(self.data[0]['create_time'], int):
bk['create_time'] = bk['create_time'].apply(
lambda x: time.strftime('%Y-%m-%d %H:%M:%S', time.localtime(x)))
bk.columns = self.field_list # 修改pandas头
write_data = bk.to_dict(orient='records')
with pd.ExcelWriter(f'static/{self.name}.xlsx') as writer:
# bk.to_excel(writer, sheet_name='Sheet1', index=False)
threads = []
rows_per_thread = math.ceil(len(write_data) / 5)
for i in range(5):
sheet_name = 'sheet' + str(i + 1)
threads.append(threading.Thread(target=self.thread_task,
args=[bk.iloc[i * rows_per_thread: rows_per_thread * (i+1)], writer, sheet_name]))
# 启动线程
for y in threads:
y.start()
# 等待所有线程完成
for z in threads:
z.join()
file = open(writer, 'rb')
# 记录导出
crud.create_export_data(self.db, params, user)
return StreamingResponse(file,
media_type='application/vnd.openxmlformats-officedocument.spreadsheetml.sheet')
except Exception as e:
Logger().logger.info(f'导出异常：{str(e)}')
params["status"] = 2
crud.create_export_data(self.db, params, user)
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