#variables
https://docs.python.org/3/library/ 参照
a = 1
b = "Text"
c = None
d = True
# list
days = ["Sat", "Sun"]
print("Sat" in days) # 出力結果 True
print("Mon" in days) # 出力結果 False
list is sequence and mutable # days = ["Sat", "Sun"]
tupple is immutable # days = ("Sat", "Sun")
dict me={ "name":"zomggang",
"age" : "secret"}
#Flask
host=0.0.0.0
means all IPV4 address で0.0.0.0にアクセスすることになったらlocal hostの全てのhostにアクセスできるということ