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79 Cards in this Set
- Front
- Back
and
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Logical and.
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and
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Logical and.
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as
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Part of the with-as statement.
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assert
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Assert (ensure) that something is true.
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break
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Stop this loop right now.
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class
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Define a class.
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continue
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Don't process more of the loop, do it again.
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def
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Define a function.
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del
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Delete from dictionary.
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elif
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Else if condition.
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else
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Else condition.
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except
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If an exception happens, do this.
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exec
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Run a string as Python.
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finally
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Exceptions or not, finally do this no matter what.
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for
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Loop over a collection of things.
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from
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Importing specific parts of a module.
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global
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Declare that you want a global variable.
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if
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If condition.
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import
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Import a module into this one to use.
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in
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Part of for-loops. Also a test of X in Y.
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is
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Like == to test equality.
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lambda
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Create a short anonymous function.
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not
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Logical not.
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or
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Logical or.
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pass
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This block is empty.
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print
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Print this string.
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raise
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Raise an exception when things go wrong.
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return
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Exit the function with a return value.
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try
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Try this block, and if exception, go to except.
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while
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While loop.
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with
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With an expression as a variable do.
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yield
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Pause here and return to caller.
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ESCAPE
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DESCRIPTION
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%d
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Decimal integers (not floating point).
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%i
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Same as %d.
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%o
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Octal number.
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%u
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Unsigned decimal.
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%x
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Hexadecimal lowercase.
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%X
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Hexadecimal uppercase.
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%e
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Exponential notation, lowercase 'e'.
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%E
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Exponential notation, uppercase 'E'.
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%f
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Floating point real number.
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%F
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Same as %f.
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%g
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Either %f or %e, whichever is shorter.
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%G
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Same as %g but uppercase.
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%c
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Character format.
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%r
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Repr format (debugging format).
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%s
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String format.
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%%
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A percent sign.
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+
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Addition
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-
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Subtraction
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*
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Multiplication
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**
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Power of
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/
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Division
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//
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Floor division
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%
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String interpolate or modulus
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Less than
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>
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Greater than
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<=
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Less than equal
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>=
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Greater than equal
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=
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Equal
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!=
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Not equal
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<>
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Not equal
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( )
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Parenthesis
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[ ]
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List brackets
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{ }
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Dict curly braces
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@
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At (decorators)
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,
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Comma
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:
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Colon
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.
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Dot
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=
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Assign equal
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;
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semi-colon
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+= |
Add and assign
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+=
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Subtract and assign
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*=
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Multiply and assign
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/=
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Divide and assign
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//=
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Floor divide and assign
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%=
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Modulus assign
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**=
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Power assign
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