File util.py has 413 lines of code (exceeds 250 allowed). Consider refactoring.

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import hashlib
from collections import defaultdict
from datetime import datetime
from urllib.parse import urlencode

TemplateAPI has 27 functions (exceeds 20 allowed). Consider refactoring.

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class TemplateAPI:
    """This implements the ``api`` object that's passed to all templates.

    Use dict-access as a shortcut to retrieve template macros from templates.
    """

Function __getattr__ has a Cognitive Complexity of 11 (exceeds 5 allowed). Consider refactoring.

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    def __getattr__(self, key):
        for event_type in slot_events:
            if event_type.name == key:
                break
        else:

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Function __init__ has 5 arguments (exceeds 4 allowed). Consider refactoring.

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    def __init__(self, node, request, item_mapping, item_to_children, permission):

Function render_view has 5 arguments (exceeds 4 allowed). Consider refactoring.

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    def render_view(self, name="", context=None, request=None, secure=True, bare=True):

Function nodes_tree has a Cognitive Complexity of 6 (exceeds 5 allowed). Consider refactoring.

Open

def nodes_tree(request, context=None, permission="view"):
    item_mapping = {}
    item_to_children = defaultdict(lambda: [])
    for node in DBSession.query(Content).with_polymorphic(Content):
        item_mapping[node.id] = node

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