transform

module fastcore.transform in fastcore

Classes

builtins.object
    Func
    Pipeline
    Transform
        DisplayedTransform
        InplaceTransform
        ItemTransform

DisplayedTransform

class DisplayedTransform(Transform)

 |  DisplayedTransform(self, enc=None, dec=None, split_idx=None, order=None)
 |  
 |  A transform with a `__repr__` that shows its attrs
 |  
 |  Method resolution order:
 |      DisplayedTransform
 |      Transform
 |      builtins.object
 |  
 |  Methods defined here:
 |  
 |  decodes = 
 |  encodes = 
 |  setups = 
 |  ----------------------------------------------------------------------
 |  Readonly properties defined here:
 |  
 |  name
 |  
 |  ----------------------------------------------------------------------
 |  Data and other attributes defined here:
 |  
 |  __signature__ = <Signature (self, enc=None, dec=None, split_idx=None, ...
 |  
 |  ----------------------------------------------------------------------
 |  Methods inherited from Transform:
 |  
 |  

Transform.__call__

 |  
 |  __call__(self, x, **kwargs)
 |      Call self as a function.
 |  
 |  

Transform.__init__

 |  
 |  __init__(self, enc=None, dec=None, split_idx=None, order=None)
 |      Initialize self.  See help(type(self)) for accurate signature.
 |  
 |  

Transform.__repr__

 |  
 |  __repr__(self)
 |      Return repr(self).
 |  
 |  

Transform.decode

 |  
 |  decode(self, x, **kwargs)
 |      Delegate to <code>decodes</code> to undo transform
 |  
 |  

Transform.setup

 |  
 |  setup(self, items=None, train_setup=False)
 |      Delegate to <code>setups</code> to set up transform
 |  
 |  ----------------------------------------------------------------------
 |  Data descriptors inherited from Transform:
 |  
 |  __dict__
 |      dictionary for instance variables (if defined)
 |  
 |  __weakref__
 |      list of weak references to the object (if defined)
 |  
 |  ----------------------------------------------------------------------
 |  Data and other attributes inherited from Transform:
 |  
 |  init_enc = None
 |  
 |  order = 0
 |  
 |  split_idx = None
 |  
 |  train_setup = None

Func

class Func(builtins.object)

 |  Func(name, *args, **kwargs)
 |  
 |  Basic wrapper around a `name` with `args` and `kwargs` to call on a given type
 |  
 |  Methods defined here:
 |  
 |  

Func.__call__

 |  
 |  __call__(self, t)
 |      Call self as a function.
 |  
 |  

Func.__init__

 |  
 |  __init__(self, name, *args, **kwargs)
 |      Initialize self.  See help(type(self)) for accurate signature.
 |  
 |  

Func.__repr__

 |  
 |  __repr__(self)
 |      Return repr(self).
 |  
 |  ----------------------------------------------------------------------
 |  Data descriptors defined here:
 |  
 |  __dict__
 |      dictionary for instance variables (if defined)
 |  
 |  __weakref__
 |      list of weak references to the object (if defined)

InplaceTransform

class InplaceTransform(Transform)

 |  InplaceTransform(self, enc=None, dec=None, split_idx=None, order=None)
 |  
 |  A `Transform` that modifies in-place and just returns whatever it's passed
 |  
 |  Method resolution order:
 |      InplaceTransform
 |      Transform
 |      builtins.object
 |  
 |  Methods defined here:
 |  
 |  decodes = 
 |  encodes = 
 |  setups = 
 |  ----------------------------------------------------------------------
 |  Data and other attributes defined here:
 |  
 |  __signature__ = <Signature (self, enc=None, dec=None, split_idx=None, ...
 |  
 |  ----------------------------------------------------------------------
 |  Methods inherited from Transform:
 |  
 |  

Transform.__call__

 |  
 |  __call__(self, x, **kwargs)
 |      Call self as a function.
 |  
 |  

Transform.__init__

 |  
 |  __init__(self, enc=None, dec=None, split_idx=None, order=None)
 |      Initialize self.  See help(type(self)) for accurate signature.
 |  
 |  

Transform.__repr__

 |  
 |  __repr__(self)
 |      Return repr(self).
 |  
 |  

Transform.decode

 |  
 |  decode(self, x, **kwargs)
 |      Delegate to <code>decodes</code> to undo transform
 |  
 |  

Transform.setup

 |  
 |  setup(self, items=None, train_setup=False)
 |      Delegate to <code>setups</code> to set up transform
 |  
 |  ----------------------------------------------------------------------
 |  Readonly properties inherited from Transform:
 |  
 |  name
 |  
 |  ----------------------------------------------------------------------
 |  Data descriptors inherited from Transform:
 |  
 |  __dict__
 |      dictionary for instance variables (if defined)
 |  
 |  __weakref__
 |      list of weak references to the object (if defined)
 |  
 |  ----------------------------------------------------------------------
 |  Data and other attributes inherited from Transform:
 |  
 |  init_enc = None
 |  
 |  order = 0
 |  
 |  split_idx = None
 |  
 |  train_setup = None

ItemTransform

class ItemTransform(Transform)

 |  ItemTransform(self, enc=None, dec=None, split_idx=None, order=None)
 |  
 |  A transform that always take tuples as items
 |  
 |  Method resolution order:
 |      ItemTransform
 |      Transform
 |      builtins.object
 |  
 |  Methods defined here:
 |  
 |  

ItemTransform.__call__

 |  
 |  __call__(self, x, **kwargs)
 |      Call self as a function.
 |  
 |  

ItemTransform.decode

 |  
 |  decode(self, x, **kwargs)
 |      Delegate to <code>decodes</code> to undo transform
 |  
 |  decodes = 
 |  encodes = 
 |  setups = 
 |  ----------------------------------------------------------------------
 |  Data and other attributes defined here:
 |  
 |  __signature__ = <Signature (self, enc=None, dec=None, split_idx=None, ...
 |  
 |  ----------------------------------------------------------------------
 |  Methods inherited from Transform:
 |  
 |  

Transform.__init__

 |  
 |  __init__(self, enc=None, dec=None, split_idx=None, order=None)
 |      Initialize self.  See help(type(self)) for accurate signature.
 |  
 |  

Transform.__repr__

 |  
 |  __repr__(self)
 |      Return repr(self).
 |  
 |  

Transform.setup

 |  
 |  setup(self, items=None, train_setup=False)
 |      Delegate to <code>setups</code> to set up transform
 |  
 |  ----------------------------------------------------------------------
 |  Readonly properties inherited from Transform:
 |  
 |  name
 |  
 |  ----------------------------------------------------------------------
 |  Data descriptors inherited from Transform:
 |  
 |  __dict__
 |      dictionary for instance variables (if defined)
 |  
 |  __weakref__
 |      list of weak references to the object (if defined)
 |  
 |  ----------------------------------------------------------------------
 |  Data and other attributes inherited from Transform:
 |  
 |  init_enc = None
 |  
 |  order = 0
 |  
 |  split_idx = None
 |  
 |  train_setup = None

Pipeline

class Pipeline(builtins.object)

 |  Pipeline(funcs=None, split_idx=None)
 |  
 |  A pipeline of composed (for encode/decode) transforms, setup with types
 |  
 |  Methods defined here:
 |  
 |  

Pipeline.__call__

 |  
 |  __call__(self, o)
 |      Call self as a function.
 |  
 |  

Pipeline.__dir__

 |  
 |  __dir__(self)
 |      Default dir() implementation.
 |  
 |  

Pipeline.__getattr__

 |  
 |  __getattr__(self, k)
 |  
 |  

Pipeline.__getitem__

 |  
 |  __getitem__(self, i)
 |  
 |  

Pipeline.__init__

 |  
 |  __init__(self, funcs=None, split_idx=None)
 |      Initialize self.  See help(type(self)) for accurate signature.
 |  
 |  

Pipeline.__repr__

 |  
 |  __repr__(self)
 |      Return repr(self).
 |  
 |  

Pipeline.__setstate__

 |  
 |  __setstate__(self, data)
 |  
 |  

Pipeline.add

 |  
 |  add(self, ts, items=None, train_setup=False)
 |  
 |  

Pipeline.decode

 |  
 |  decode(self, o, full=True)
 |  
 |  

Pipeline.setup

 |  
 |  setup(self, items=None, train_setup=False)
 |  
 |  

Pipeline.show

 |  
 |  show(self, o, ctx=None, **kwargs)
 |  
 |  ----------------------------------------------------------------------
 |  Data descriptors defined here:
 |  
 |  __dict__
 |      dictionary for instance variables (if defined)
 |  
 |  __weakref__
 |      list of weak references to the object (if defined)

Transform

class Transform(builtins.object)

 |  Transform(self, enc=None, dec=None, split_idx=None, order=None)
 |  
 |  Delegates (`__call__`,`decode`,`setup`) to (<code>encodes</code>,<code>decodes</code>,<code>setups</code>) if `split_idx` matches
 |  
 |  Methods defined here:
 |  
 |  

Transform.__call__

 |  
 |  __call__(self, x, **kwargs)
 |      Call self as a function.
 |  
 |  

Transform.__init__

 |  
 |  __init__(self, enc=None, dec=None, split_idx=None, order=None)
 |      Initialize self.  See help(type(self)) for accurate signature.
 |  
 |  

Transform.__repr__

 |  
 |  __repr__(self)
 |      Return repr(self).
 |  
 |  

Transform.decode

 |  
 |  decode(self, x, **kwargs)
 |      Delegate to <code>decodes</code> to undo transform
 |  
 |  decodes = 
 |  encodes = 
 |  

Transform.setup

 |  
 |  setup(self, items=None, train_setup=False)
 |      Delegate to <code>setups</code> to set up transform
 |  
 |  setups = 
 |  ----------------------------------------------------------------------
 |  Readonly properties defined here:
 |  
 |  name
 |  
 |  ----------------------------------------------------------------------
 |  Data descriptors defined here:
 |  
 |  __dict__
 |      dictionary for instance variables (if defined)
 |  
 |  __weakref__
 |      list of weak references to the object (if defined)
 |  
 |  ----------------------------------------------------------------------
 |  Data and other attributes defined here:
 |  
 |  __signature__ = <Signature (self, enc=None, dec=None, split_idx=None, ...
 |  
 |  init_enc = None
 |  
 |  order = 0
 |  
 |  split_idx = None
 |  
 |  train_setup = None

Functions

compose_tfms

compose_tfms(x, tfms, is_enc=True, reverse=False, **kwargs)

    Apply all `func_nm` attribute of `tfms` on `x`, maybe in `reverse` order

gather_attr_names

gather_attr_names(o, nm)

    Used in __dir__ to collect all attrs `k` from `self.{nm}`

gather_attrs

gather_attrs(o, k, nm)

    Used in __getattr__ to collect all attrs `k` from `self.{nm}`

get_func

get_func(t, name, *args, **kwargs)

    Get the `t.name` (potentially partial-ized with `args` and `kwargs`) or `noop` if not defined

mk_transform

mk_transform(f)

    Convert function `f` to `Transform` if it isn't already one