Your IP : 216.73.216.52
U
y)�]� � @ s� d Z ddlmZmZmZ G dd� de�ZG dd� de�ZG dd� de�Z G d d
� d
e�Z
G d d � d e�Z G d
d� de�Z G dd� de�Z
G dd� de�ZG dd� de�ZG dd� de�ZG dd� de�ZG dd� de�ZdS ) z"A schema system. Yes. Another one!� )� iteritems�unicode�longc @ s e Zd ZdZdS )� InvalidErrorz&Raised when invalid input is received.N)�__name__�
__module__� __qualname__�__doc__� r
r
�6/usr/lib/python3/dist-packages/landscape/lib/schema.pyr s r c @ s e Zd ZdZdd� Zdd� ZdS )�Constantz1Something that must be equal to a constant value.c C s
|| _ d S �N)�value��selfr r
r
r �__init__ s zConstant.__init__c C s || j kr td|| j f ��|S )Nz%r != %r)r r r r
r
r �coerce s
zConstant.coerceN�r r r r r r r
r
r
r r
s r c @ s e Zd ZdZdd� Zdd� ZdS )�AnyzsSomething which must apply to any of a number of different schemas.
@param schemas: Other schema objects.
c G s
|| _ d S r
)�schemas)r r r
r
r r s z Any.__init__c C sH | j D ]*}z|�|�W S tk
r. Y qX qtd|| j f ��dS )z�
The result of the first schema which doesn't raise
L{InvalidError} from its C{coerce} method will be returned.
z!%r did not match any schema in %sN)r r r )r r �schemar
r
r r s
�z
Any.coerceNr r
r
r
r r s r c @ s e Zd ZdZdd� ZdS )�Boolz!Something that must be a C{bool}.c C s t |t�std|f ��|S )Nz%r is not a bool)�
isinstance�boolr r r
r
r r - s
z Bool.coerceN�r r r r r r
r
r
r r + s r c @ s e Zd ZdZdd� ZdS )�Intz,Something that must be an C{int} or C{long}.c C s t |ttf�s td|f ��|S )Nz%r isn't an int or long)r �intr r r r
r
r r 5 s z
Int.coerceNr r
r
r
r r 3 s r c @ s e Zd ZdZdd� ZdS )�Floatz7Something that must be an C{int}, C{long}, or C{float}.c C s" t |tttf�s td|f ��|S )Nz%r isn't a float)r r r �floatr r r
r
r r = s z Float.coerceNr r
r
r
r r ; s r c @ s e Zd ZdZdd� ZdS )�ByteszA binary string.c C s t |t�std|f ��|S )Nz%r isn't a bytestring)r �bytesr r r
r
r r E s
z Bytes.coerceNr r
r
r
r r C s r c @ s" e Zd ZdZddd�Zdd� ZdS ) �Unicodez�Something that must be a C{unicode}.
If the value is a C{str}, it will automatically be decoded.
@param encoding: The encoding to automatically decode C{str}s with.
�utf-8c C s
|| _ d S r
)�encoding)r r# r
r
r r S s zUnicode.__init__c
C sn t |t�rRz|�| j�}W n6 tk
rP } ztd|t|�f ��W 5 d }~X Y nX t |t�sjtd|f ��|S )Nz%r can't be decoded: %sz%r isn't a unicode)r r �decoder# �UnicodeDecodeErrorr �strr )r r �er
r
r r V s
&
zUnicode.coerceN)r" r r
r
r
r r! K s
r! c @ s e Zd ZdZdd� Zdd� ZdS )�ListznSomething which must be a C{list}.
@param schema: The schema that all values of the list must match.
c C s
|| _ d S r
�r �r r r
r
r r f s z
List.__init__c C s� t |t�std|f ��t|�}t|�D ]T\}}z| j�|�||< W q( tk
rz } ztd|| j|f ��W 5 d }~X Y q(X q(|S )Nz%r is not a listz %r could not coerce with %s: %s)r �listr � enumerater r )r r Znew_list�iZsubvaluer' r
r
r r i s
��z List.coerceNr r
r
r
r r( a s r( c @ s e Zd ZdZdd� Zdd� ZdS )�Tuplez�Something which must be a fixed-length tuple.
@param schema: A sequence of schemas, which will be applied to
each value in the tuple respectively.
c G s
|| _ d S r
r) r* r
r
r r ~ s zTuple.__init__c C sx t |t�std|f ��t|�t| j�krFtdt| j�t|�|f ��g }t| j|�D ]\}}|�|�|�� qVt|�S )Nz%r is not a tuplezNeed %s items, got %s in %r)r �tupler �lenr �zip�appendr )r r Z new_valuer r
r
r r � s
�z Tuple.coerceNr r
r
r
r r. w s r. c @ s" e Zd ZdZddd�Zdd� ZdS )�KeyDictz�Something which must be a C{dict} with defined keys.
The keys must be constant and the values must match a per-key schema.
@param schema: A dict mapping keys to schemas that the values of those
keys must match.
Nc C s |d kr g }t |�| _|| _d S r
)�set�optionalr )r r r5 r
r
r r � s
zKeyDict.__init__c C s� i }t |t�s td|f ��t|�D ]z\}}|| jkrHtd|| jf ��z| j| �|�||< W q$ tk
r� } z td||| j| |f ��W 5 d }~X Y q$X q$t|�� �}t| j�� �| j }|| }|r�td|f ��|S )N�%r is not a dict.z %r is not a valid key as per %rz7Value of %r key of dict %r could not coerce with %s: %szMissing keys %s) r �dictr r r r r4 �keysr5 ) r r �new_dict�k�vr' Znew_keysZ
required_keysZmissingr
r
r r � s,
��� zKeyDict.coerce)Nr r
r
r
r r3 � s
r3 c @ s e Zd ZdZdd� Zdd� ZdS )�Dictz�Something which must be a C{dict} with arbitrary keys.
@param key_schema: The schema that keys must match.
@param value_schema: The schema that values must match.
c C s || _ || _d S r
)�
key_schema� value_schema)r r= r> r
r
r r � s z
Dict.__init__c C sJ t |t�std|f ��i }|�� D ] \}}| j�|�|| j�|�< q$|S )Nr6 )r r7 r �itemsr> r r= )r r r9 r: r; r
r
r r � s
z Dict.coerceNr r
r
r
r r< � s r< N)r Ztwisted.python.compatr r r � Exceptionr �objectr r r r r r r! r( r. r3 r< r
r
r
r �<module> s $