o
    8ήcH)                     @   s   d dl Z d dlZd dlZd dlZd dlZd dlZd dlZd dlmZ d dl	Z	d dl
mZ d dlmZ d dlmZ d dlmZmZ ddlT G d	d
 d
eZG dd deZG dd deZG dd deZdd Zdd Zdd Zdd Zedkr~e  dS dS )    N)get_context)TypingError)TestCase)resolve_dispatcher_from_strdumpsloads   )*c                   @   s   e Zd Zdd Zejdd Zdd Zdd Zd	d
 Z	dd Z
dd Zdd Zdd Zdd Zdd Zdd Zdd Zdd Zdd Zdd  Zd!d" Zd#d$ Zd%d& Zd'd( Zd)d* Zd+S ),TestDispatcherPicklingc                 O   s.   t tjd D ]}||g|R i | qd S )Nr	   )rangepickleHIGHEST_PROTOCOL)selfmethargskwargsproto r   A/tmp/pip-target-vg8gfxp4/lib/python/numba/tests/test_serialize.pyrun_with_protocols   s   z)TestDispatcherPickling.run_with_protocolsc                 c   s@    d}t |}|j}t|j||_z	d V  W ||_d S ||_w )Ncpu)r   targetdescrtype)r   hwstrdispatcher_cls	old_descrr   r   r   simulate_fresh_target   s   z,TestDispatcherPickling.simulate_fresh_targetc                    sd    fdd}|| t ||}  t |}|| W d    d S 1 s+w   Y  d S )Nc                    s@   t trttrj| g R   d S |    d S )N)
isinstancer   
issubclass	ExceptionassertRaisesassertPreciseEqual)funcr   expected_resultr   r   r   check_result'   s
   
z7TestDispatcherPickling.check_call.<locals>.check_result)r   r   r   r   )r   r   r#   r%   r   r&   picklednew_funcr   r$   r   
check_call&   s   


"z!TestDispatcherPickling.check_callc                 C   s(   |  | jtdd |  | jtdd d S )N   r	      )333333?g@)r   r)   add_with_sigr   r   r   r   test_call_with_sig5   s   z)TestDispatcherPickling.test_call_with_sigc                 C   s:   |  | jtdd |  | jtdd |  | jtdd d S )Nr*   r+         @r-   g333333@abc)abc)r   r)   add_without_sigr/   r   r   r   test_call_without_sig:   s   z,TestDispatcherPickling.test_call_without_sigc                 C   s0   |  | jtdd |  | jttt t f d S )Nr1   r2   )r   r)   add_nopythonr   objectr/   r   r   r   test_call_nopython@   s   z)TestDispatcherPickling.test_call_nopythonc                 C   s   |  | jttd d S )Nr	      )r   r)   add_nopython_failr   r/   r   r   r   test_call_nopython_failE      z.TestDispatcherPickling.test_call_nopython_failc                 C      |  | jtdd d S )Ng      @)g      @)r   r)   get_global_objmoder/   r   r   r   test_call_objmode_with_globalI   s   z4TestDispatcherPickling.test_call_objmode_with_globalc                 C      t d}| | j|dd d S )Nr	      )r<      )closurer   r)   r   innerr   r   r   test_call_closureL      z(TestDispatcherPickling.test_call_closurec                 K   s$   t di |}| | j|dd d S )N      @g      @      @)rK   )closure_with_globalsr   r)   )r   jit_argsrH   r   r   r   check_call_closure_with_globalsP   s   z6TestDispatcherPickling.check_call_closure_with_globalsc                 C      | j dd d S )NT)nopythonrP   r/   r   r   r   'test_call_closure_with_globals_nopythonT      z>TestDispatcherPickling.test_call_closure_with_globals_nopythonc                 C   rQ   )NT)forceobjrS   r/   r   r   r   &test_call_closure_with_globals_objmodeW   rU   z=TestDispatcherPickling.test_call_closure_with_globals_objmodec                 C   rC   )NrK   g      &@)rM   g      @)closure_calling_other_functionr   r)   rG   r   r   r   (test_call_closure_calling_other_functionZ   rJ   z?TestDispatcherPickling.test_call_closure_calling_other_functionc                 C   rC   )NrK   g       @rL   )closure_calling_other_closurer   r)   rG   r   r   r   'test_call_closure_calling_other_closure^   rJ   z>TestDispatcherPickling.test_call_closure_calling_other_closurec                 C   r@   N$   )rD   )r   r)   dyn_funcr/   r   r   r   test_call_dyn_funcb   r?   z)TestDispatcherPickling.test_call_dyn_funcc                 C   r@   r\   )r   r)   dyn_func_objmoder/   r   r   r   test_call_dyn_func_objmodef   r?   z1TestDispatcherPickling.test_call_dyn_func_objmodec                 C   s   t d}| | jt |d d S )N        )rb   )get_renamed_moduler   r)   )r   expectedr   r   r   test_renamed_modulej   s   
z*TestDispatcherPickling.test_renamed_modulec                 C   s(   |  | jtdd |  | jtdd d S )N.   r;   y      @      ?)y              ?r<   )r   r)   generated_addr/   r   r   r   test_call_generatedq   s   

z*TestDispatcherPickling.test_call_generatedc                 C   s:   t d}t|}djdi t }ttjd|g dS )z}
        Check that reconstructing doesn't depend on resources already
        instantiated in the original process.
        rK   zif 1:
            import pickle

            data = {pickled!r}
            func = pickle.loads(data)
            res = func(4.0)
            assert res == 8.0, res
            -cNr   )	rZ   r   r   formatlocals
subprocessr)   sys
executable)r   r#   r'   coder   r   r   test_other_processw   s   
z)TestDispatcherPickling.test_other_processc                 C   s  t d}t|}t d}t|}t|}t|}t|}| || | |ddd |  | |ddd | || | |ddd t d}|d	d
 t|}~t	  t|}t|}| || | |ddd |  | |ddd dS )z
        Check that deserializing the same function multiple times re-uses
        the same dispatcher object.

        Note that "same function" is intentionally under-specified.
        r*   rD   r<   rE   
   r,         *   +         N)
rF   r   r   r   assertIsassertEqualdisable_compileassertIsNotgccollect)r   r#   r'   func2pickled2fghr   r   r   
test_reuse   s0   








z!TestDispatcherPickling.test_reusec                 C   s   d}t tjd|g dS )zN
        The imp module was deprecated in v3.4 in favour of importlib
        a  if 1:
            import pickle
            import warnings
            with warnings.catch_warnings(record=True) as w:
                warnings.simplefilter('always', DeprecationWarning)
                from numba import njit
                @njit
                def foo(x):
                    return x + 1
                foo(1)
                serialized_foo = pickle.dumps(foo)
            for x in w:
                if 'serialize.py' in x.filename:
                    assert "the imp module is deprecated" not in x.msg
        ri   N)rl   r)   rm   rn   )r   ro   r   r   r   test_imp_deprecation   s   z+TestDispatcherPickling.test_imp_deprecationN)__name__
__module____qualname__r   
contextlibcontextmanagerr   r)   r0   r7   r:   r>   rB   rI   rP   rT   rW   rY   r[   r_   ra   re   rh   rp   r   r   r   r   r   r   r      s.    
%r   c                   @   s   e Zd Zdd ZdS )TestSerializationMiscc                 C   s`   ddl m} t }t|}t|}|t|||}| || |t|||}| || d S )Nr   )_numba_unpickle)	numba.core.serializer   r9   r   r   hashidr{   rx   )r   r   
random_objbytebufhashedgot1got2r   r   r   test_numba_unpickle   s   
z)TestSerializationMisc.test_numba_unpickleN)r   r   r   r   r   r   r   r   r      s    r   c                   @   sD   e Zd ZdZdZdd Zee dkddd Zd	d
 Z	dd Z
dS )TestCloudPickleIssueszOThis test case includes issues specific to the cloudpickle implementation.
    Fc                    s\   G dd d  fdd} fdd}t  }|  |  t| |  t| |  d S )Nc                   @      e Zd ZdZdS )zITestCloudPickleIssues.test_dynamic_class_reset_on_unpickle.<locals>.KlassNr   r   r   classvarr   r   r   r   Klass       r   c                      s
   d _ d S Nd   )r   r   r   r   r   mutator   s   
zKTestCloudPickleIssues.test_dynamic_class_reset_on_unpickle.<locals>.mutatorc                      s     jd d S r   )ry   r   r   r   r   r   r   check   s   zITestCloudPickleIssues.test_dynamic_class_reset_on_unpickle.<locals>.checkr   )r   r   r   savedr   r   r   $test_dynamic_class_reset_on_unpickle   s   
z:TestCloudPickleIssues.test_dynamic_class_reset_on_unpickle__main__z*Test cannot run as when module is __main__c                 C   s:   t d}|jtd}|  |jdd | |jd d S )Nspawn)target<   timeoutr   )r   Process"check_main_class_reset_on_unpicklestartjoinry   exitcode)r   mpprocr   r   r   !test_main_class_reset_on_unpickle   s
   z7TestCloudPickleIssues.test_main_class_reset_on_unpicklec                 C   sT   G dd d}t |}td}|jt|fd}|  |jdd | |jd d S )Nc                   @   r   )zRTestCloudPickleIssues.test_dynamic_class_reset_on_unpickle_new_proc.<locals>.KlassNr   r   r   r   r   r      r   r   r   )r   r   r   r   r   )r   r   r   !check_unpickle_dyn_class_new_procr   r   ry   r   )r   r   r   r   r   r   r   r   -test_dynamic_class_reset_on_unpickle_new_proc   s   zCTestCloudPickleIssues.test_dynamic_class_reset_on_unpickle_new_procc                 C   s   t t}| | d d S )N)r   r   )numbanjit
issue_7356ry   )r   cfuncr   r   r   test_dynamic_class_issue_7356  s   
z3TestCloudPickleIssues.test_dynamic_class_issue_7356N)r   r   r   __doc___numba_parallel_test_r   unittestskipIfr   r   r   r   r   r   r   r      s    

r   c                   @   r   )DynClassN)r   r   r   r4   r   r   r   r   r     s    r   c                  C   sx   t jdd dt_tj} W d    n1 sw   Y  t jdd tj}W d    | |fS 1 s3w   Y  | |fS )Nintp)beforer   )after)r   objmoder   r4   )r   r   r   r   r   r     s   
r   c                  C   sN   t jddd} | d }|jdksJ |jdksJ t|}d|_t|| d S )Nz"numba.tests.cloudpickle_main_classr   )run_namer   r   )runpy
run_moduler   r   r   _check_dyn_class)glbsr   r   r   r   r   r     s   r   c                 C   s*   t | }|jdksJ d|_t||  d S r   )r   r   r   )r   r   r   r   r   r   *  s   r   c                    sR    fdd}|  t |}| urtd|  t |}| ur$td|  d S )Nc                      s    j dkr	tdd S )Nr   zCheck failed. Klass reset.)r   AssertionErrorr   r   r   r   r   4  s   
z_check_dyn_class.<locals>.checkzExpected reuse)r   r   )r   r   r   loadedr   r   r   r   3  s   
r   r   )r   r|   r   r   rl   rm   r   multiprocessingr   r   numba.core.errorsr   numba.tests.supportr   numba.core.target_extensionr   numba.cloudpickler   r   serialize_usecasesr   r   r   r9   r   r   r   r   r   r   mainr   r   r   r   <module>   s4     26		