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str()
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create string
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int()
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create integer,number without decimal
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float()
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change to decimal
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len()
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length of string
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input()
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use can insert info.
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print()
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show,print the result
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#
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comment,single line
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"""...."""
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comment,many line
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"xx"
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inside quotation = string
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"F"+"A"
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string combined = "FA"
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"6"
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interger inside quotation = string
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+
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plus int, or concatenate
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-
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minus,int,float using only
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*
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multiplication
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'string'*10
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string will be appears ten time.
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**
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power of....
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%
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modulo, remainder
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==
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equal to, not =
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>=
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greater than or equal to
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<=
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smaller than or equal to
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!=
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not equal to
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>
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greater than
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<
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less than
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If
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beginning
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elif
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use after if, only run when if not match
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else
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everything not match = this will run
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