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Inherits from

HasBlock, Statement, Expression, Editable

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Attributes

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code_block

The code block contained within the statement, if it exists.

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decorators

Returns list of all decorators on this Symbol.

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docstring

Retrieves the docstring of the expression.

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extended

Returns a SymbolGroup of all extended nodes associated with this element.

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extended_source

Returns the source text representation of all extended nodes.

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file

The file object that this Editable instance belongs to.

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filepath

The file path of the file that this Editable instance belongs to.

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function_calls

Gets all function calls within the statement's code block.

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index

The 0-based index of the statement in the parent code block.

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is_decorated

Check if the symbol has decorators.

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nested_code_blocks

Returns all nested CodeBlocks within the statement.

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nested_statements

Returns a list of statement collections within nested code blocks.

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parent

The parent node of this Editable instance.

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parent_class

Find the class this node is contained in

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parent_function

Find the function this node is contained in

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parent_statement

Find the statement this node is contained in

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resolved_value

Returns the resolved type of an Expression.

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source

Text representation of the Editable instance.

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variable_usages

Returns Editables for all TreeSitter node instances of variable usages within this node's

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Methods

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add_decorator

Adds a decorator to a function or method.
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Parameters

new_decorator
required
The decorator to add, including the '@' symbol.
skip_if_exists
default:False
If True, skips adding if the decorator exists.

Returns

True if the decorator was added, False if skipped.

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ancestors

Find all ancestors of the node of the given type. Does not return itself
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Returns

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edit

Replace the source of this Editable with new_src.
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Parameters

new_src
required
The new source text to replace the current text with.
fix_indentation
default:False
If True, adjusts the indentation of `new_src` to match the current text's indentation level. Defaults to False.
priority
default:0
The priority of the edit transaction. Higher priority edits are applied first. Defaults to 0.
dedupe
default:True
If True, deduplicates identical transactions. Defaults to True.

Returns

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find

Find and return matching nodes or substrings within an Editable instance.
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Parameters

strings_to_match
required
One or more strings to search for.
exact
default:False
If True, only return nodes whose source exactly matches one of the strings_to_match.

Returns

A list of Editable instances that match the search criteria.

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find_string_literals

Returns a list of string literals within this node’s source that match any of the given
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Parameters

strings_to_match
required
A list of strings to search for in string literals.
fuzzy_match
default:False
If True, matches substrings within string literals. If False, only matches exact strings. Defaults to False.

Returns

A list of Editable objects representing the matching string literals.

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flag

Adds a visual flag comment to the end of this Editable’s source text.
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Returns

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get_variable_usages

Returns Editables for all TreeSitter nodes corresponding to instances of variable usage
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Parameters

var_name
required
The variable name to search for.
fuzzy_match
default:False
If True, matches variables where var_name is a substring. If False, requires exact match. Defaults to False.

Returns

List of Editable objects representing variable usage nodes matching the given name.

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insert_after

Inserts code after this node.
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Parameters

new_src
required
The source code to insert after this node.
fix_indentation
default:False
Whether to adjust the indentation of new_src to match the current node. Defaults to False.
newline
default:True
Whether to add a newline before the new_src. Defaults to True.
priority
default:0
Priority of the insertion transaction. Defaults to 0.
dedupe
default:True
Whether to deduplicate identical transactions. Defaults to True.

Returns

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insert_before

Inserts text before this node’s source with optional indentation and newline handling.
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Parameters

new_src
required
The text to insert before this node.
fix_indentation
default:False
Whether to fix the indentation of new_src to match the current node. Defaults to False.
newline
default:True
Whether to add a newline after new_src. Defaults to True.
priority
default:0
Transaction priority for managing multiple edits. Defaults to 0.
dedupe
default:True
Whether to deduplicate identical transactions. Defaults to True.

Returns

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is_child_of

Checks if this node is a descendant of the given editable instance in the AST.
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Returns

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is_wrapped_in

Check if this node is contained another node of the given class
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Returns

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parent_of_type

Find the first ancestor of the node of the given type. Does not return itself
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Returns

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parent_of_types

Find the first ancestor of the node of the given type. Does not return itself
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Returns

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reduce_condition

Reduces an editable to the following condition
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Returns

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remove

Deletes this Node and its related extended nodes (e.g. decorators, comments).
View Source on Github

Parameters

delete_formatting
default:True
Whether to delete surrounding whitespace and formatting. Defaults to True.
priority
default:0
Priority of the removal transaction. Higher priority transactions are executed first. Defaults to 0.
dedupe
default:True
Whether to deduplicate removal transactions at the same location. Defaults to True.

Returns

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replace

Search and replace occurrences of text within this node’s source and its extended nodes.
View Source on Github

Parameters

old
required
The text or pattern to search for.
new
required
The text to replace matches with.
count
default:-1
Maximum number of replacements to make. Defaults to -1 (replace all).
is_regex
default:False
Whether to treat 'old' as a regex pattern. Defaults to False.
priority
default:0
Priority of the replacement operation. Defaults to 0.

Returns

The total number of replacements made.
Returns a list of all regex match of regex_pattern, similar to python’s re.search().
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Parameters

regex_pattern
required
The regular expression pattern to search for.
include_strings
default:True
When False, excludes the contents of string literals from the search. Defaults to True.
include_comments
default:True
When False, excludes the contents of comments from the search. Defaults to True.

Returns

A list of Editable objects corresponding to the matches found.

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set_docstring

Sets or updates the docstring for the current entity.
View Source on Github

Parameters

docstring
required
The new docstring content to set.

Returns

This method doesn't return anything.