ᅠ
Size: a a a
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ᅠ
V
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ᅠ
ᅠ
py3
print(None)
print(type(None))
None
<class 'NoneType'>
ᅠ
ᅠ
V
ᅠ
V
ᅠ
ᅠ
def check_id(id):
...
res = cur.execute(...).fetchone()
if res:
return True
return False
V
def check_id(id):
...
res = cur.execute(...).fetchone()
if res:
return True
return False
K
А
def check_id(id):
...
res = cur.execute(...).fetchone()
if res:
return True
return False
ᅠ
P
А