Function download has a Cognitive Complexity of 9 (exceeds 5 allowed). Consider refactoring.

Open

    def download(self, url, show_status=True):
        """
        Download a file from the given url.
        Show a progress indicator for the download status.
        Based on: http://stackoverflow.com/a/15645088/1547223

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Function get_latest_response has a Cognitive Complexity of 9 (exceeds 5 allowed). Consider refactoring.

Open

    def get_latest_response(self, conversation):
        """
        Returns the latest response in a conversation if it exists.
        Returns None if a matching conversation cannot be found.
        """

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Function process has a Cognitive Complexity of 8 (exceeds 5 allowed). Consider refactoring.

Open

    def process(self, statement, additional_response_selection_parameters=None):
        response = Statement(text='')
        input_text = statement.text
        try:
            # Use the result cached by the process method if it exists

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Avoid deeply nested control flow statements.

Open

                        if len(row) > 0:
                            statement = Statement(
                                text=row[3],
                                in_response_to=previous_statement_text,
                                conversation='training',

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

Open

def date_from_duration(base_date, number_as_string, unit, duration, base_time=None):

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

Open

def get_recent_repeated_responses(chatbot, conversation, sample=10, threshold=3, quantity=3):

Function datetime_parsing has a Cognitive Complexity of 7 (exceeds 5 allowed). Consider refactoring.

Open

def datetime_parsing(text, base_date=datetime.now()):
    """
    Extract datetime objects from a string of text.
    """
    matches = []

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Function create has a Cognitive Complexity of 7 (exceeds 5 allowed). Consider refactoring.

Open

    def create(self, **kwargs):
        """
        Creates a new statement matching the keyword arguments specified.
        Returns the created statement.
        """

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Avoid too many return statements within this function.

Open

            return datetime(relative_date.year, relative_date.month, relative_date.day, 23, 59, 59)

Avoid too many return statements within this function.

Open

            return datetime(relative_date.year, relative_date.month - 1, relative_date.day)

Avoid too many return statements within this function.

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                return datetime(year, month, day)

Avoid too many return statements within this function.

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            return relative_date + timedelta(weeks=ord)

Avoid too many return statements within this function.

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            return relative_date - timedelta(days=relative_date.weekday())

Avoid too many return statements within this function.

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            return day_of_week + timedelta(days=6 - relative_date.weekday())

Avoid too many return statements within this function.

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            return relative_date

Avoid too many return statements within this function.

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            return relative_date - timedelta(weeks=1)

Avoid too many return statements within this function.

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            return relative_date + timedelta(days=ord)

Avoid too many return statements within this function.

Open

                return datetime(relative_date.year, relative_date.month + ord, relative_date.day)

Avoid too many return statements within this function.

Open

            return relative_date - timedelta(days=1)

Avoid too many return statements within this function.

Open

            return datetime(relative_date.year, relative_date.month, relative_date.day)