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AmigaOS Manual: Python Elements of Python

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Revision as of 03:06, 21 January 2019 by Janne Peräaho (talk | contribs) (Promoted the "Interprocess Communication Through ARexx Ports" topic to a chapter)
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Data types

Numeric types

Tuplets and lists

Strings

Dictionaries

Files

Other data types

Objects

Operators

Arithmetic operators

Operator Name Explanation
+ Plus Adds the two objects.
- Minus Either gives a negative number or gives the subtraction of one number from the other.
* Multiply Gives the multiplication of the two numbers or returns the string repeated that many times.
** Power Returns x to the power of y.
/ Divide Divide x by y.
// Floor Division Returns the floor of the quotient.
% Modulo Returns the remainder of the division.

Comparison operators

Operator Name Explanation
< Less Than Returns whether x is less than y. All comparison operators return 1 for true and 0 for false. This is equivalent to the special variables True and False respectively. Note the capitalization of these variables' names.
> Greater Than Returns whether x is greater than y.
<= Less Than or Equal To Returns whether x is less than or equal to y.
>= Greater Than or Equal To Returns whether x is greater than or equal to y.
== Equal To Compares if the objects are equal.
!= Not Equal To Compares if the objects are not equal.

Assignment Operators

Operator Name Explanation
= Assignment Assigns values from right side operands to left side operand.
+= Addition and assignment Adds right operand to the left operand and assigns the result to left operand.
-= Subtraction and assignment Subtracts right operand from the left operand and assigns the result to left operand.
*= Multiplication and assignment Multiplies right operand with the left operand and assigns the result to left operand.
/= Division and assignment Divides left operand with the right operand and assigns the result to left operand.
%= Modulo and assignment Takes modulus using two operands and assigns the result to left operand.
**= Power of and assignment Performs exponential (power) calculation on operators and assigns value to the left operand.
//= Floor division and assignment Performs floor division on operators and assigns value to the left operand.

Logical Operators

Operator Name Explanation
not Boolean NOT If x is True, it returns False. If x is False, it returns True.
and Boolean AND x and y returns False if x is False, else it returns evaluation of y.
or Boolean OR If x is True, it returns True, else it returns evaluation of y.

Bitwise Operations on Integer Types

Operator Name Explanation
<< Left Shift Shifts the bits of the number to the left by the number of bits specified.
>> Right Shift Shifts the bits of the number to the right by the number of bits specified.
& Bitwise AND Bitwise AND of the numbers.
Bitwise OR Bitwise OR of the numbers.
^ Bitwise XOR Bitwise XOR of the numbers.
~ Bitwise Invert The bitwise inversion of x.

Membership Operators

Identity Operators

Comments

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