schrodinger.models.diffy module¶
Need a diff in a jiffy? Use diffy!
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schrodinger.models.diffy.
get_diff
(new_state, old_state)¶ Given two states of an object, calculate what changed between them.
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schrodinger.models.diffy.
get_removed
(new_state, old_state)¶
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schrodinger.models.diffy.
get_added
(new_state, old_state)¶
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schrodinger.models.diffy.
get_updated
(new_state, old_state)¶
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schrodinger.models.diffy.
get_moved
(new_state, old_state)¶
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class
schrodinger.models.diffy.
ListDiff
(added, removed, moved)¶ Bases:
tuple
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__contains__
¶ Return key in self.
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__init__
¶ Initialize self. See help(type(self)) for accurate signature.
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__len__
¶ Return len(self).
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added
¶ Alias for field number 0
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count
(value) → integer -- return number of occurrences of value¶
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index
(value[, start[, stop]]) → integer -- return first index of value.¶ Raises ValueError if the value is not present.
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moved
¶ Alias for field number 2
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removed
¶ Alias for field number 1
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schrodinger.models.diffy.
get_diff_list
(new_state, old_state)¶ Calculate what was added, removed, and moved between two states of a list.
Note that items are compared by identity not equality (ie
is
rather than==
).Returns: A namedtuple describing what was added, removed, and moved between two lists. See get_added
,get_removed
, andget_moved
more details.Return type: ListDiff(set, set, set)
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class
schrodinger.models.diffy.
SetDiff
(added, removed)¶ Bases:
tuple
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__contains__
¶ Return key in self.
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__init__
¶ Initialize self. See help(type(self)) for accurate signature.
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__len__
¶ Return len(self).
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added
¶ Alias for field number 0
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count
(value) → integer -- return number of occurrences of value¶
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index
(value[, start[, stop]]) → integer -- return first index of value.¶ Raises ValueError if the value is not present.
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removed
¶ Alias for field number 1
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schrodinger.models.diffy.
get_diff_set
(new_state, old_state)¶ Calculate what was added and removed between two states of a set.
Returns: A namedtuple describing what was added and removed. Return type: SetDiff(set, set)
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schrodinger.models.diffy.
get_removed_set
(new_state, old_state)¶ Calculate what was removed between two states of a set.
Return type: set
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schrodinger.models.diffy.
get_removed_list
(new_state, old_state)¶ Returns: A set of tuples, each describing an item that was removed and and its index in old_state
Return type: set((object, int))
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schrodinger.models.diffy.
get_added_list
(new_state, old_state)¶ Returns: A set of tuples, each describing an item that was added and and its index in new_state
.Return type: set((object, int))
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schrodinger.models.diffy.
get_added_set
(new_state, old_state)¶ Calculate what was removed between two states of a set.
Return type: set
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schrodinger.models.diffy.
get_added_dict
(new_state, old_state)¶ Returns: A dictionary with items in new_state
but not inold_state
.
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schrodinger.models.diffy.
get_moved_list
(new_state, old_state)¶ Returns: A set of tuples, each describing an item that was moved and and its index in new_state
Return type: set((object, int))