Membuat Docstring & Komentar Python

Membuat docstring dan komentar untuk fungsi Python.

Anda dapat membuat kueri model secara langsung dan menguji hasil yang ditampilkan saat menggunakan parameter value yang berbeda dengan Konsol Cloud, atau dengan memanggil Vertex AI API secara langsung.

Perintah Freeform

Berikut adalah kode Python. Sisipkan komentar dokumen (docstring) untuk semua fungsi, termasuk fungsi bertingkat.
def is_dag_dfs(graph):
    visited = set()
    on_stack = set()  # Track nodes on recursion stack

def dfs(node):
    if node in on_stack:
        return False  # Back-edge found (cycle)
    if node in visited:
        return True

    on_stack.add(node)
    visited.add(node)

    for neighbor in graph.get(node, []):
        if not dfs(neighbor):
            return False

    on_stack.remove(node)
    return True

return all(dfs(node) for node in graph)

Respons

    def is_dag_dfs(graph):
    """
    Determines if a directed graph is a Directed Acyclic Graph (DAG) using Depth-First Search (DFS).

Args:
    graph (dict): A dictionary representing the graph. Keys are nodes, and values are lists of their neighbors.

Returns:
    bool: True if the graph is a DAG, False otherwise.
"""
visited = set()
on_stack = set()  # Track nodes on recursion stack

def dfs(node):
    """
    Performs Depth-First Search starting from a given node.

    Args:
        node (object): The node to start the DFS from.

    Returns:
        bool: True if no cycle is detected, False otherwise.
    """
    if node in on_stack:
        return False  # Back-edge found (cycle)
    if node in visited:
        return True

    on_stack.add(node)
    visited.add(node)

    for neighbor in graph.get(node, []):
        if not dfs(neighbor):
            return False

    on_stack.remove(node)
    return True

return all(dfs(node) for node in graph)

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