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from dataclasses import dataclass 

@dataclass
class A:
   value: str

@dataclass
class B:
   value: str

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type State = "loading" | "loaded" | "error";

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const x = "hi";

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x = "hi"

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#include <stdio.h>
#include <stdlib.h>

void quicksort(int *array, int length);
void swap(int *a, int *b);
void print(int *array, int length);

int main()

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>>> import sys
>>> def stuff():
...     print("calling stuff!")
... 
>>> def printer(frame, event, arg):
...     print(frame, event, arg)
...     return printer  # return itself to keep tracing
... 
>>> sys.settrace(printer)  # register the tracing function
>>> stuff()

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# This file must be used with "source bin/activate" *from bash*
# you cannot run it directly

deactivate () {
    unset pydoc

    # reset old environment variables
    if [ -n "$_OLD_VIRTUAL_PATH" ] ; then
        PATH="$_OLD_VIRTUAL_PATH"
        export PATH

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# 2.7

if (tstate->recursion_depth > recursion_limit) {
        --tstate->recursion_depth;
        PyErr_Format(PyExc_RuntimeError,
                     "maximum recursion depth exceeded%s",
                     where);
        return -1;
        
# 3.4

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>>> class Thing(object):
...     def __init__(self, name, description):
...         self.name = name
...         self.desc = description
... 
>>> b = Thing('box', 'empty')
>>> c = Thing('cat', 'fuzzy')
>>> collection = {'box': b, 'cat' : c}
>>> collection['box']
<__main__.Thing object at 0x1073a2150>

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>>> class FalseContext(object):
...     def __enter__(self):
...         l.append('i')
...         return self
...     def __exit__(self, exc_type, exc_val, exc_tb):
...         l.append('o')
...         return False
... 
>>> class TrueContext(object):
...     def __enter__(self):