# 通过分页对数据进行展示
"""
要求:
每页显示10条数据
让用户输入要查看的页面:页码
"""
USER_LIST = []
for i in range(1,836):
temp = {'name':'你少妻-%s' %i,'email':'123%s@qq.com' %i }
USER_LIST.append(temp)
# 数据总条数
total_count = len(USER_LIST)
# 每页显示10条
per_page_count= 10
# 总页码数
max_page_num,a = divmod(total_count,per_page_count)
if a>0:
max_page_num += 1
while True:
pager = int(input('要查看第几页:'))
if pager < 1 or pager > max_page_num:
print('页码不合法,必须是 1 ~ %s' %max_page_num )
else:
"""
# 第1页:USER_LIST[0:10] -> 0123456789
# 第2页:USER_LIST[10:20]
# 第3页:USER_LIST[20:30]
...
"""
start = (pager-1) * per_page_count
end = pager * per_page_count
data = USER_LIST[start:end]
for item in data:
print(item)