How to use the webtech.utils.ConnectionException function in webtech

def scrape_url(self, url, headers={}, cookies={}, timeout=10):
        """
        Scrape the target URL and collects all the data that will be filtered afterwards
        """
        if BURP:
            # Burp flag is set when requests is not installed.
            # When using Burp we shouldn't end up in this function so we are in a Python CLI env without requests
            raise ImportError("Missing Requests module")
        # By default we don't verify SSL certificates, we are only performing some useless GETs
        try:
            response = get(url, headers=headers, cookies=cookies, verify=False, allow_redirects=True, timeout=timeout)
        except RequestException as e:
            raise ConnectionException(e)
        # print("status: {}".format(response.status_code))

        # TODO: switch-case for various response.status_code

        self.data['url'] = url
        self.data['html'] = response.text
        self.data['headers'] = dict_from_caseinsensitivedict(response.headers)
        self.data['cookies'] = dict_from_cookiejar(response.cookies)
        self.parse_html_page()

def scrape_url(self, url, headers={}, cookies={}, timeout=10):
        """
        Scrape the target URL and collects all the data that will be filtered afterwards
        """
        if BURP:
            # Burp flag is set when requests is not installed.
            # When using Burp we shouldn't end up in this function so we are in a Python CLI env without requests
            raise ImportError("Missing Requests module")
        # By default we don't verify SSL certificates, we are only performing some useless GETs
        try:
            response = get(url, headers=headers, cookies=cookies, verify=False, allow_redirects=True, timeout=timeout)
        except RequestException as e:
            raise ConnectionException(e)
        # print("status: {}".format(response.status_code))

        # TODO: switch-case for various response.status_code

        self.data['url'] = url
        self.data['html'] = response.text
        self.data['headers'] = dict_from_caseinsensitivedict(response.headers)
        self.data['cookies'] = dict_from_cookiejar(response.cookies)
        self.parse_html_page()

def start(self):
        """
        Start the engine, fetch an URL and report the findings
        """
        self.output = {}
        for url in self.urls or []:
            try:
                temp_output = self.start_from_url(url)
            except (FileNotFoundException, ValueError) as e:
                print(e)
                continue
            except ConnectionException as e:
                print("Connection error while scanning {}".format(url))
                continue

            if self.output_format == Format['text']:
                print(temp_output)
            else:
                self.output[url] = temp_output

        if self.output_format == Format['json']:
            print(json.dumps(self.output))
        else:
            for o in self.output.values():
                print(o)

def start(self):
        """
        Start the engine, fetch an URL and report the findings
        """
        self.output = {}
        for url in self.urls or []:
            try:
                temp_output = self.start_from_url(url)
            except (FileNotFoundException, ValueError) as e:
                print(e)
                continue
            except ConnectionException as e:
                print("Connection error while scanning {}".format(url))
                continue

            if self.output_format == Format['text']:
                print(temp_output)
            else:
                self.output[url] = temp_output

        if self.output_format == Format['json']:
            print(json.dumps(self.output))
        else:
            for o in self.output.values():
                print(o)