�
�M!Vc@sD
dd
lZdd
l
Z
dd
lZdd
lZdd
lZddlmZmZmZm	Z	
ddl
mZmZ
ddl
mZ
def
d��YZde	e�
f
d	��YZd
�Zd�Zd�Zd
d
�
Zd
d�
Zd
d�
Zd�Zdef
d��YZdef
d��YZdef
d��YZd
S(i����Ni
(tcallabletexec_tstring_typestwith_metaclass(tformat_argspec_plustupdate_wrapper(
tinspect_getfullargspect_ModuleClsMetac
BseZ
d�ZRS(
cCs*tt
|�j|
|�
|j|
�

dS(
N(tsuperRt__setattr__t_update_module_proxies(tclstkeytvalue((sI/opt/alt/python27/lib/python2.7/site-packages/alembic/util/langhelpers.pyR	s

(t__name__t
__module__R	(((sI/opt/alt/python27/lib/python2.7/site-packages/alembic/util/langhelpers.pyR
s
tModuleClsProxycBs}eZ
dZejd
��
Zed��
Zd�Zd�Z	ed��
Z
ed��
Zed��
Zed��
Z
RS(	s�Create module level proxy functions for the
    methods on a given class.

    The functions will have a compatible signature
    as the methods.

    cCs
t�gfS(
N(
tset(((sI/opt/alt/python27/lib/python2.7/site-packages/alembic/util/langhelpers.pyt<lambda>scCsD|j|\}}x*|D]"\}}|j
|
|||�
qWdS(
N(t_setupst_add_proxied_attribute(Rtnamet
attr_namestmodulestglobals_tlocals_((sI/opt/alt/python27/lib/python2.7/site-packages/alembic/util/langhelpers.pyR
s

c
Cs_|j|j
\}
}xB|D]:\}}||d
<x!|
D]}t||�||<q:WqWdS(Nt_proxy(Rt	__class__tgetattr(tselfRRRRt	attr_name((sI/opt/alt/python27/lib/python2.7/site-packages/alembic/util/langhelpers.pyt_install_proxy$s







c
CsS|j|j
\}
}x6|D].\}}d|d
<x|
D]
}||=q:WqWdS(NR(RRtNone(RRRRRR((sI/opt/alt/python27/lib/python2.7/site-packages/alembic/util/langhelpers.pyt
_remove_proxy+s







cCs=|j|\}}|j
|
|f�

|j|
||�
dS(
N(Rtappendt_setup_proxy(RRRRR((sI/opt/alt/python27/lib/python2.7/site-packages/alembic/util/langhelpers.pytcreate_module_class_proxy2s


cCs1x*t|�
D]}|j
||
||�
q
WdS(
N(tdirR(RRRRtmethname((sI/opt/alt/python27/lib/python2.7/site-packages/alembic/util/langhelpers.pyR#:s
cCsZ|
jd
�
sVt
||
�}t|�
rF|j|
||�||
<qV|j|
�

ndS(Nt
_(t
startswithRRt_create_method_proxytadd(RR&RRRtmeth((sI/opt/alt/python27/lib/python2.7/site-packages/alembic/util/langhelpers.pyR?s



cs�
t�|
�}t
j|�
}|d
rP|d
d
dkrP|d
jd
�

nt
j|�}d
}|dr�|t|d�
7}n|d
}|r�|d
|}	nd}	t
j||d|d|	dd��
}
�f
d�}||d	<t|d
g�}|rC
d}
}d|jt|�
|f}d
�}||d<n |dd!}
|
dd!}d}tj	di|
d6|d6|
d6|d6|j
d6�
}i}t|||�
||
S(NiRii
itformatvaluec

Ssd
|S(Nt
=((
t
x((sI/opt/alt/python27/lib/python2.7/site-packages/alembic/util/langhelpers.pyR\sc

std
|�j
f�
�
dS(Ns�Can't invoke function '%s', as the proxy object has not yet been established for the Alembic '%s' class.  Try placing this code inside a callable.(t	NameErrorR(
R(
R(sI/opt/alt/python27/lib/python2.7/site-packages/alembic/util/langhelpers.pyt_name_error^s

R0t_legacy_translationss*args, **kws+args, kw = _translate(%r, %r, %r, args, kw)cSs
i}g}xP|D]H\}}||krtj
d
|||f�

|j|�
||<qqW|j|�

t|�
}|
dr�|
dt|
d�
 }	n
|
d}	x[|	D]S}
|
|kr�y|j|jd�
�

Wq
tk
r�


td|
�
�
q
Xq�q�W|j	|�

||fS(Ns,Argument %r is now named %r for method %s().iis(missing required positional argument: %s(
twarningstwarntpoptupdatetlisttlenR"t
IndexErrort	TypeErrortextend(tfn_nametspecttranslationstargstkwt	return_kwtreturn_argstoldnametnewnametpos_onlytarg((sI/opt/alt/python27/lib/python2.7/site-packages/alembic/util/langhelpers.pyt	translateqs.






















t
_translatei����ts
        def %(name)s(%(args)s):
            %(doc)r
            %(translate)s
            try:
                p = _proxy
            except NameError:
                _name_error('%(name)s')
            return _proxy.%(name)s(%(apply_kw)s)
            e
        RRFR>tapply_kwtdoc((Rtinspectt
getargspecR4t
formatargspecR7Rttuplettextwraptdedentt__doc__R
(RRRRtfnR<R>tnum_defaultst	name_argstdefaulted_valsRIR0R=t
outer_argst
inner_argst
translate_strRFt	func_texttlcl((
RsI/opt/alt/python27/lib/python2.7/site-packages/alembic/util/langhelpers.pyR)IsP





















	

	












(RRRQtcollectionstdefaultdictRtclassmethodR
RR!R$R#RR)(((sI/opt/alt/python27/lib/python2.7/site-packages/alembic/util/langhelpers.pyRs		
c
s�f
d
�}
|
S(Nc

s
�|_|S(
N(
R1(
RR(
R=(sI/opt/alt/python27/lib/python2.7/site-packages/alembic/util/langhelpers.pytdecorate�s
	
((R=R^((
R=sI/opt/alt/python27/lib/python2.7/site-packages/alembic/util/langhelpers.pyt_with_legacy_names�s
c

Cs|dk	o|j
�d
kS(Nttrue(R tlower(
R
((sI/opt/alt/python27/lib/python2.7/site-packages/alembic/util/langhelpers.pytasbool�s

c
Cs'tt
j��
d
}t|�
dd!S(NI@z�Zii����(tinttuuidtuuid4thex(
tval((sI/opt/alt/python27/lib/python2.7/site-packages/alembic/util/langhelpers.pytrev_id�s

cCsM|dkr|
St
|t�r&|g
St
|tj�rBt|�
S|g
SdS(
N(R t
isinstanceRR[tIterableR6(R.tdefault((sI/opt/alt/python27/lib/python2.7/site-packages/alembic/util/langhelpers.pytto_list�s






cCsM|dkr|
St
|t�r&|f
St
|tj�rBt|�
S|f
SdS(
N(R RiRR[RjRN(R.Rk((sI/opt/alt/python27/lib/python2.7/site-packages/alembic/util/langhelpers.pytto_tuple�s






cCs�t�}|j
}|
sHg|D]%}||kr||�
r|^qSg|D]1}|
|�
|krO||
|�
�
rO|^qOSdS(
N(RR*(tseqthashfunctseentseen_addR.((sI/opt/alt/python27/lib/python2.7/site-packages/alembic/util/langhelpers.pytunique_list�s
	
	







c

Cstt
|�
�
S(
N(RNRr(
ttup((sI/opt/alt/python27/lib/python2.7/site-packages/alembic/util/langhelpers.pytdedupe_tuple�s
tmemoized_propertycBs#eZ
dZdd
�
Zd�ZRS(s2A read-only @property that is only evaluated once.cCs+|
|_|p|
j
|_
|
j|_dS(
N(tfgetRQR(RRvRJ((sI/opt/alt/python27/lib/python2.7/site-packages/alembic/util/langhelpers.pyt__init__�s
	

cCs1|
dkr|S|j
|
�
|
j|j<}|S(
N(R Rvt__dict__R(RtobjRtresult((sI/opt/alt/python27/lib/python2.7/site-packages/alembic/util/langhelpers.pyt__get__�s



N(RRRQR RwR{(((sI/opt/alt/python27/lib/python2.7/site-packages/alembic/util/langhelpers.pyRu�st
immutabledictcBs`eZ
d�ZeZZZZZZZ	Z
d
�Zd�Zd�Z
d�Zd�ZRS(c
Ostd
|j
j�
�
dS(Ns%s object is immutable(R9RR(RRER?((sI/opt/alt/python27/lib/python2.7/site-packages/alembic/util/langhelpers.pyt
_immutable�s
c
Gs#tj
|�
}tj||
�

|S(
N(tdictt__new__Rw(RR>tnew((sI/opt/alt/python27/lib/python2.7/site-packages/alembic/util/langhelpers.pyR�s


c

GsdS(
N((RR>((sI/opt/alt/python27/lib/python2.7/site-packages/alembic/util/langhelpers.pyRw
s
c

Cstt
|�
f
fS(
N(R|R~(
R((sI/opt/alt/python27/lib/python2.7/site-packages/alembic/util/langhelpers.pyt
__reduce__
s
cCs4|st|
�
St|�
}t
j||
�
|SdS(
N(R|R~R5(Rt
dtd2((sI/opt/alt/python27/lib/python2.7/site-packages/alembic/util/langhelpers.pytunion	
s





c

Csd
tj
|�
S(Nsimmutabledict(%s)(R~t__repr__(
R((sI/opt/alt/python27/lib/python2.7/site-packages/alembic/util/langhelpers.pyR�
s
(RRR}t__delitem__t__setitem__R	tclearR4tpopitemt
setdefaultR5RRwR�R�R�(((sI/opt/alt/python27/lib/python2.7/site-packages/alembic/util/langhelpers.pyR|�s	"				t
DispatchercBs>eZ
ed�
Zd
d�
Zd
d�
Zd�Zd�ZRS(cCsi|_|
|_
dS(
N(t	_registrytuselist(RR�((sI/opt/alt/python27/lib/python2.7/site-packages/alembic/util/langhelpers.pyRw
s
	
Rkcs��
�fd
�}|S(Nc

sE�
jr.�
j
j��fg�j|�

n|�
j
��f<|S(
N(R�R�R�R"(
RR(t	qualifierRttarget(sI/opt/alt/python27/lib/python2.7/site-packages/alembic/util/langhelpers.pyR^
s
	
%
((RR�R�R^((R�RR�sI/opt/alt/python27/lib/python2.7/site-packages/alembic/util/langhelpers.pytdispatch_for
s
cCs�t|
t
�r|
g
}n*t|
t�r6|
j}nt|
�
j}x�|D]p}|d
kr�||f|jkr�|j|j||f�
S|d
f|jkrL|j|j|d
f�
SqLWtd|
�
�
dS(NRks#no dispatch function for object: %s(RiRttypet__mro__R�t_fn_or_listt
ValueError(RRyR�ttargetstspcls((sI/opt/alt/python27/lib/python2.7/site-packages/alembic/util/langhelpers.pytdispatch$
s




!




cs$|jr�f
d
�}|S�SdS(Ncs"x�D]}|||
�
qWdS(
N((RER?RR(
t
fn_or_list(sI/opt/alt/python27/lib/python2.7/site-packages/alembic/util/langhelpers.pytgo9
s


(
R�(RR�R�((
R�sI/opt/alt/python27/lib/python2.7/site-packages/alembic/util/langhelpers.pyR�7
s
	
c
sOt�}
�j
r8|
jj�f
d
��jD�
�

n|
jj�j�

|
S(sHReturn a copy of this dispatcher that is independently
        writable.c
3s5|]+}
|
g�j|
D]}|^qfV
qdS(
N(
R�(t.0t
kRR(
R(sI/opt/alt/python27/lib/python2.7/site-packages/alembic/util/langhelpers.pys	<genexpr>G
s
(R�R�R�R5(RR�((
RsI/opt/alt/python27/lib/python2.7/site-packages/alembic/util/langhelpers.pytbranch@
s	
	
	


(RRtFalseRwR�R�R�R�(((sI/opt/alt/python27/lib/python2.7/site-packages/alembic/util/langhelpers.pyR�
s


		(ROR2RKRdR[tcompatRR
RRtsqlalchemy.utilRRtsqlalchemy.util.compatRR�RRR_RbRhR RlRmRrRttobjectRuR~R|R�(((sI/opt/alt/python27/lib/python2.7/site-packages/alembic/util/langhelpers.pyt<module>
s&



"
�