Command-line brainfuck interpreter written in Python 3 If you have any suggestions or improvements, please go ahead!
Any program executed may access up to 30,000 cells.
python3 brainfuck.py [-d] file_name
-d Display the data array once execution is complete.
$ python3 brainfuck.py -d helloworld.bf
Hello World!
Array: [0, 0, 72, 100, 87, 33, 10, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0]
| Character | Meaning |
|---|---|
| > | increment the data pointer (to point to the next cell to the right). |
| < | decrement the data pointer (to point to the next cell to the left). |
| + | increment (increase by one) the byte at the data pointer. |
| - | decrement (decrease by one) the byte at the data pointer. |
| . | output the byte at the data pointer. |
| , | accept one byte of input, storing its value in the byte at the data pointer. |
| [ | if the byte at the data pointer is zero, then instead of moving the instruction pointer forward to the next command, jump it forward to the command after the matching ] command. |
| ] | if the byte at the data pointer is nonzero, then instead of moving the instruction pointer forward to the next command, jump it back to the command after the matching [ command. |
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