diff --git a/mvt/android/download_apks.py b/mvt/android/download_apks.py
index 28fc42e..07a1176 100644
--- a/mvt/android/download_apks.py
+++ b/mvt/android/download_apks.py
@@ -32,7 +32,10 @@ class PullProgress(tqdm):
 
 class DownloadAPKs(AndroidExtraction):
     """DownloadAPKs is the main class operating the download of APKs
-    from the device."""
+    from the device.
+
+
+    """
 
     def __init__(self, output_folder=None, all_apks=False, log=None,
                  packages=None):
@@ -51,7 +54,9 @@ class DownloadAPKs(AndroidExtraction):
     @classmethod
     def from_json(cls, json_path):
         """Initialize this class from an existing apks.json file.
+
         :param json_path: Path to the apks.json file to parse.
+
         """
         with open(json_path, "r") as handle:
             packages = json.load(handle)
@@ -59,9 +64,11 @@ class DownloadAPKs(AndroidExtraction):
 
     def pull_package_file(self, package_name, remote_path):
         """Pull files related to specific package from the device.
+
         :param package_name: Name of the package to download
         :param remote_path: Path to the file to download
         :returns: Path to the local copy
+
         """
         log.info("Downloading %s ...", remote_path)
 
@@ -101,6 +108,8 @@ class DownloadAPKs(AndroidExtraction):
     def get_packages(self):
         """Use the Packages adb module to retrieve the list of packages.
         We reuse the same extraction logic to then download the APKs.
+
+
         """
         self.log.info("Retrieving list of installed packages...")
 
@@ -111,8 +120,7 @@ class DownloadAPKs(AndroidExtraction):
         self.packages = m.results
 
     def pull_packages(self):
-        """Download all files of all selected packages from the device.
-        """
+        """Download all files of all selected packages from the device."""
         log.info("Starting extraction of installed APKs at folder %s", self.output_folder)
 
         if not os.path.exists(self.output_folder):
@@ -185,15 +193,13 @@ class DownloadAPKs(AndroidExtraction):
         log.info("Download of selected packages completed")
 
     def save_json(self):
-        """Save the results to the package.json file.
-        """
+        """Save the results to the package.json file."""
         json_path = os.path.join(self.output_folder, "apks.json")
         with open(json_path, "w") as handle:
             json.dump(self.packages, handle, indent=4)
 
     def run(self):
-        """Run all steps of fetch-apk.
-        """
+        """Run all steps of fetch-apk."""
         self.get_packages()
         self._adb_connect()
         self.pull_packages()
diff --git a/mvt/android/modules/adb/base.py b/mvt/android/modules/adb/base.py
index 0930837..407a3b8 100644
--- a/mvt/android/modules/adb/base.py
+++ b/mvt/android/modules/adb/base.py
@@ -39,8 +39,7 @@ class AndroidExtraction(MVTModule):
 
     @staticmethod
     def _adb_check_keys():
-        """Make sure Android adb keys exist.
-        """
+        """Make sure Android adb keys exist."""
         if not os.path.isdir(os.path.dirname(ADB_KEY_PATH)):
             os.path.makedirs(os.path.dirname(ADB_KEY_PATH))
 
@@ -51,8 +50,7 @@ class AndroidExtraction(MVTModule):
             write_public_keyfile(ADB_KEY_PATH, ADB_PUB_KEY_PATH)
 
     def _adb_connect(self):
-        """Connect to the device over adb.
-        """
+        """Connect to the device over adb."""
         self._adb_check_keys()
 
         with open(ADB_KEY_PATH, "rb") as handle:
@@ -94,47 +92,53 @@ class AndroidExtraction(MVTModule):
                 break
 
     def _adb_disconnect(self):
-        """Close adb connection to the device.
-        """
+        """Close adb connection to the device."""
         self.device.close()
 
     def _adb_reconnect(self):
-        """Reconnect to device using adb.
-        """
+        """Reconnect to device using adb."""
         log.info("Reconnecting ...")
         self._adb_disconnect()
         self._adb_connect()
 
     def _adb_command(self, command):
         """Execute an adb shell command.
+
         :param command: Shell command to execute
         :returns: Output of command
+
         """
         return self.device.shell(command)
 
     def _adb_check_if_root(self):
         """Check if we have a `su` binary on the Android device.
+
+
         :returns: Boolean indicating whether a `su` binary is present or not
+
         """
         return bool(self._adb_command("command -v su"))
 
     def _adb_root_or_die(self):
-        """Check if we have a `su` binary, otherwise raise an Exception.
-        """
+        """Check if we have a `su` binary, otherwise raise an Exception."""
         if not self._adb_check_if_root():
             raise InsufficientPrivileges("This module is optionally available in case the device is already rooted. Do NOT root your own device!")
 
     def _adb_command_as_root(self, command):
         """Execute an adb shell command.
+
         :param command: Shell command to execute as root
         :returns: Output of command
+
         """
         return self._adb_command(f"su -c {command}")
     
     def _adb_check_file_exists(self, file):
         """Verify that a file exists.
+
         :param file: Path of the file
         :returns: Boolean indicating whether the file exists or not
+
         """
 
         # TODO: Need to support checking files without root privileges as well.
@@ -148,9 +152,12 @@ class AndroidExtraction(MVTModule):
 
     def _adb_download(self, remote_path, local_path, progress_callback=None, retry_root=True):
         """Download a file form the device.
+
         :param remote_path: Path to download from the device
         :param local_path: Path to where to locally store the copy of the file
-        :param progress_callback: Callback for download progress bar
+        :param progress_callback: Callback for download progress bar (Default value = None)
+        :param retry_root: Default value = True)
+
         """
         try:
             self.device.pull(remote_path, local_path, progress_callback)
@@ -191,9 +198,11 @@ class AndroidExtraction(MVTModule):
     def _adb_process_file(self, remote_path, process_routine):
         """Download a local copy of a file which is only accessible as root.
         This is a wrapper around process_routine.
+
         :param remote_path: Path of the file on the device to process
         :param process_routine: Function to be called on the local copy of the
                                 downloaded file
+
         """
         # Connect to the device over adb.
         self._adb_connect()
@@ -227,6 +236,5 @@ class AndroidExtraction(MVTModule):
         self._adb_disconnect()
 
     def run(self):
-        """Run the main procedure.
-        """
+        """Run the main procedure."""
         raise NotImplementedError
diff --git a/mvt/android/modules/adb/chrome_history.py b/mvt/android/modules/adb/chrome_history.py
index 4694bbd..8da486d 100644
--- a/mvt/android/modules/adb/chrome_history.py
+++ b/mvt/android/modules/adb/chrome_history.py
@@ -35,7 +35,9 @@ class ChromeHistory(AndroidExtraction):
 
     def _parse_db(self, db_path):
         """Parse a Chrome History database file.
+
         :param db_path: Path to the History database to process.
+
         """
         conn = sqlite3.connect(db_path)
         cur = conn.cursor()
diff --git a/mvt/android/modules/adb/sms.py b/mvt/android/modules/adb/sms.py
index eb83b83..f13f269 100644
--- a/mvt/android/modules/adb/sms.py
+++ b/mvt/android/modules/adb/sms.py
@@ -71,7 +71,9 @@ class SMS(AndroidExtraction):
 
     def _parse_db(self, db_path):
         """Parse an Android bugle_db SMS database file.
+
         :param db_path: Path to the Android SMS database file to process
+
         """
         conn = sqlite3.connect(db_path)
         cur = conn.cursor()
diff --git a/mvt/android/modules/adb/whatsapp.py b/mvt/android/modules/adb/whatsapp.py
index 28e3ea7..d04a7aa 100644
--- a/mvt/android/modules/adb/whatsapp.py
+++ b/mvt/android/modules/adb/whatsapp.py
@@ -48,7 +48,9 @@ class Whatsapp(AndroidExtraction):
 
     def _parse_db(self, db_path):
         """Parse an Android msgstore.db WhatsApp database file.
+
         :param db_path: Path to the Android WhatsApp database file to process
+
         """
         conn = sqlite3.connect(db_path)
         cur = conn.cursor()
diff --git a/mvt/common/indicators.py b/mvt/common/indicators.py
index 01c3eb4..6ecf833 100644
--- a/mvt/common/indicators.py
+++ b/mvt/common/indicators.py
@@ -15,6 +15,8 @@ class IndicatorsFileBadFormat(Exception):
 class Indicators:
     """This class is used to parse indicators from a STIX2 file and provide
     functions to compare extracted artifacts to the indicators.
+
+
     """
 
     def __init__(self, log=None):
@@ -32,6 +34,10 @@ class Indicators:
 
     def parse_stix2(self, file_path):
         """Extract indicators from a STIX2 file.
+
+        :param file_path: Path to the STIX2 file to parse
+        :type file_path: str
+
         """
         self.log.info("Parsing STIX2 indicators file at path %s",
                       file_path)
@@ -64,9 +70,20 @@ class Indicators:
                 self._add_indicator(ioc=value,
                                     iocs_list=self.ioc_files)
 
-    def check_domain(self, url):
+    def check_domain(self, url) -> bool:
+        """Check if a given URL matches any of the provided domain indicators.
+
+        :param url: URL to match against domain indicators
+        :type url: str
+        :returns: True if the URL matched an indicator, otherwise False
+        :rtype: bool
+
+        """
+
         # TODO: If the IOC domain contains a subdomain, it is not currently
         # being matched.
+        if not url:
+            return False
 
         try:
             # First we use the provided URL.
@@ -124,18 +141,35 @@ class Indicators:
 
                 return True
 
-    def check_domains(self, urls):
-        """Check the provided list of (suspicious) domains against a list of URLs.
-        :param urls: List of URLs to check
+        return False
+
+    def check_domains(self, urls) -> bool:
+        """Check a list of URLs against the provided list of domain indicators.
+
+        :param urls: List of URLs to check against domain indicators
+        :type urls: list
+        :returns: True if any URL matched an indicator, otherwise False
+        :rtype: bool
+
         """
+        if not urls:
+            return False
+
         for url in urls:
             if self.check_domain(url):
                 return True
 
-    def check_process(self, process):
+        return False
+
+    def check_process(self, process) -> bool:
         """Check the provided process name against the list of process
         indicators.
-        :param process: Process name to check
+
+        :param process: Process name to check against process indicators
+        :type process: str
+        :returns: True if process matched an indicator, otherwise False
+        :rtype: bool
+
         """
         if not process:
             return False
@@ -151,18 +185,35 @@ class Indicators:
                     self.log.warning("Found a truncated known suspicious process name \"%s\"", process)
                     return True
 
-    def check_processes(self, processes):
+        return False
+
+    def check_processes(self, processes) -> bool:
         """Check the provided list of processes against the list of
         process indicators.
-        :param processes: List of processes to check
+
+        :param processes: List of processes to check against process indicators
+        :type processes: list
+        :returns: True if process matched an indicator, otherwise False
+        :rtype: bool
+
         """
+        if not processes:
+            return False
+
         for process in processes:
             if self.check_process(process):
                 return True
 
-    def check_email(self, email):
+        return False
+
+    def check_email(self, email) -> bool:
         """Check the provided email against the list of email indicators.
-        :param email: Suspicious email to check
+
+        :param email: Email address to check against email indicators
+        :type email: str
+        :returns: True if email address matched an indicator, otherwise False
+        :rtype: bool
+
         """
         if not email:
             return False
@@ -171,9 +222,17 @@ class Indicators:
             self.log.warning("Found a known suspicious email address: \"%s\"", email)
             return True
 
-    def check_file(self, file_path):
+        return False
+
+    def check_file(self, file_path) -> bool:
         """Check the provided file path against the list of file indicators.
-        :param file_path: Path or name of the file to check
+
+        :param file_path: File path or file name to check against file
+        indicators
+        :type file_path: str
+        :returns: True if the file path matched an indicator, otherwise False
+        :rtype: bool
+
         """
         if not file_path:
             return False
@@ -182,3 +241,5 @@ class Indicators:
         if file_name in self.ioc_files:
             self.log.warning("Found a known suspicious file: \"%s\"", file_path)
             return True
+
+        return False
diff --git a/mvt/common/module.py b/mvt/common/module.py
index 2d7a32d..242e36a 100644
--- a/mvt/common/module.py
+++ b/mvt/common/module.py
@@ -31,7 +31,7 @@ class MVTModule(object):
     def __init__(self, file_path=None, base_folder=None, output_folder=None,
                  fast_mode=False, log=None, results=[]):
         """Initialize module.
-        :param file_path: Path to the module's database file, if there is any.
+        :param file_path: Path to the module's database file, if there is any
         :param base_folder: Path to the base folder (backup or filesystem dump)
         :param output_folder: Folder where results will be stored
         :param fast_mode: Flag to enable or disable slow modules
@@ -70,12 +70,14 @@ class MVTModule(object):
 
     def check_indicators(self):
         """Check the results of this module against a provided list of
-        indicators."""
+        indicators.
+
+
+        """
         raise NotImplementedError
 
     def save_to_json(self):
-        """Save the collected results to a json file.
-        """
+        """Save the collected results to a json file."""
         if not self.output_folder:
             return
 
@@ -102,15 +104,18 @@ class MVTModule(object):
 
     @staticmethod
     def _deduplicate_timeline(timeline):
-        """Serialize entry as JSON to deduplicate repeated entries"""
+        """Serialize entry as JSON to deduplicate repeated entries
+
+        :param timeline: List of entries from timeline to deduplicate
+
+        """
         timeline_set = set()
         for record in timeline:
             timeline_set.add(json.dumps(record, sort_keys=True))
         return [json.loads(record) for record in timeline_set]
 
     def to_timeline(self):
-        """Convert results into a timeline.
-        """
+        """Convert results into a timeline."""
         for result in self.results:
             record = self.serialize(result)
             if record:
@@ -132,8 +137,7 @@ class MVTModule(object):
         self.timeline_detected = self._deduplicate_timeline(self.timeline_detected)
 
     def run(self):
-        """Run the main module procedure.
-        """
+        """Run the main module procedure."""
         raise NotImplementedError
 
 
@@ -178,8 +182,10 @@ def run_module(module):
 
 def save_timeline(timeline, timeline_path):
     """Save the timeline in a csv file.
-    :param timeline: List of records to order and store.
-    :param timeline_path: Path to the csv file to store the timeline to.
+
+    :param timeline: List of records to order and store
+    :param timeline_path: Path to the csv file to store the timeline to
+
     """
     with io.open(timeline_path, "a+", encoding="utf-8") as handle:
         csvoutput = csv.writer(handle, delimiter=",", quotechar="\"")
diff --git a/mvt/common/options.py b/mvt/common/options.py
index 09cb135..7ac9dff 100644
--- a/mvt/common/options.py
+++ b/mvt/common/options.py
@@ -9,8 +9,7 @@ from click import Option, UsageError
 
 
 class MutuallyExclusiveOption(Option):
-    """This class extends click to support mutually exclusive options.
-    """
+    """This class extends click to support mutually exclusive options."""
 
     def __init__(self, *args, **kwargs):
         self.mutually_exclusive = set(kwargs.pop("mutually_exclusive", []))
diff --git a/mvt/common/url.py b/mvt/common/url.py
index df04e55..790efba 100644
--- a/mvt/common/url.py
+++ b/mvt/common/url.py
@@ -263,8 +263,12 @@ class URL:
 
     def get_domain(self):
         """Get the domain from a URL.
+
         :param url: URL to parse
-        :returns: Just the domain name extracted from the URL
+        :type url: str
+        :returns: Domain name extracted from URL
+        :rtype: str
+
         """
         # TODO: Properly handle exception.
         try:
@@ -273,9 +277,13 @@ class URL:
             return None
 
     def get_top_level(self):
-        """Get only the top level domain from a URL.
+        """Get only the top-level domain from a URL.
+
         :param url: URL to parse
-        :returns: The top level domain extracted from the URL
+        :type url: str
+        :returns: Top-level domain name extracted from URL
+        :rtype: str
+
         """
         # TODO: Properly handle exception.
         try:
@@ -283,13 +291,22 @@ class URL:
         except:
             return None
 
-    def check_if_shortened(self):
+    def check_if_shortened(self) -> bool:
+        """Check if the URL is among list of shortener services.
+
+
+        :returns: True if the URL is shortened, otherwise False
+
+        :rtype: bool
+
+        """
         if self.domain.lower() in SHORTENER_DOMAINS:
             self.is_shortened = True
 
         return self.is_shortened
 
     def unshorten(self):
+        """Unshorten the URL by requesting an HTTP HEAD response."""
         res = requests.head(self.url)
         if str(res.status_code).startswith("30"):
             return res.headers["Location"]
diff --git a/mvt/common/utils.py b/mvt/common/utils.py
index de503ee..aef8ad1 100644
--- a/mvt/common/utils.py
+++ b/mvt/common/utils.py
@@ -10,8 +10,13 @@ import re
 
 def convert_mactime_to_unix(timestamp, from_2001=True):
     """Converts Mac Standard Time to a Unix timestamp.
-    :param timestamp: MacTime timestamp (either int or float)
-    :returns: Unix epoch timestamp
+
+    :param timestamp: MacTime timestamp (either int or float).
+    :type timestamp: int
+    :param from_2001: bool: Whether to (Default value = True)
+    :param from_2001: Default value = True)
+    :returns: Unix epoch timestamp.
+
     """
     if not timestamp:
         return None
@@ -34,8 +39,11 @@ def convert_mactime_to_unix(timestamp, from_2001=True):
 
 def convert_chrometime_to_unix(timestamp):
     """Converts Chrome timestamp to a Unix timestamp.
-    :param timestamp: Chrome timestamp as int
-    :returns: Unix epoch timestamp
+
+    :param timestamp: Chrome timestamp as int.
+    :type timestamp: int
+    :returns: Unix epoch timestamp.
+
     """
     epoch_start = datetime.datetime(1601, 1 , 1)
     delta = datetime.timedelta(microseconds=timestamp)
@@ -44,8 +52,12 @@ def convert_chrometime_to_unix(timestamp):
 
 def convert_timestamp_to_iso(timestamp):
     """Converts Unix timestamp to ISO string.
-    :param timestamp: Unix timestamp
-    :returns: ISO timestamp string in YYYY-mm-dd HH:MM:SS.ms format
+
+    :param timestamp: Unix timestamp.
+    :type timestamp: int
+    :returns: ISO timestamp string in YYYY-mm-dd HH:MM:SS.ms format.
+    :rtype: str
+
     """
     try:
         return timestamp.strftime("%Y-%m-%d %H:%M:%S.%f")
@@ -54,15 +66,20 @@ def convert_timestamp_to_iso(timestamp):
 
 def check_for_links(text):
     """Checks if a given text contains HTTP links.
-    :param text: Any provided text
-    :returns: Search results
+
+    :param text: Any provided text.
+    :type text: str
+    :returns: Search results.
+
     """
     return re.findall("(?P<url>https?://[^\s]+)", text, re.IGNORECASE)
 
 def get_sha256_from_file_path(file_path):
     """Calculate the SHA256 hash of a file from a file path.
+
     :param file_path: Path to the file to hash
     :returns: The SHA256 hash string
+
     """
     sha256_hash = hashlib.sha256()
     with open(file_path, "rb") as handle:
@@ -75,8 +92,11 @@ def get_sha256_from_file_path(file_path):
 # https://stackoverflow.com/questions/57014259/json-dumps-on-dictionary-with-bytes-for-keys
 def keys_bytes_to_string(obj):
     """Convert object keys from bytes to string.
+
     :param obj: Object to convert from bytes to string.
-    :returns: Converted object.
+    :returns: Object converted to string.
+    :rtype: str
+
     """
     new_obj = {}
     if not isinstance(obj, dict):
diff --git a/mvt/ios/decrypt.py b/mvt/ios/decrypt.py
index ed7e41a..5108b54 100644
--- a/mvt/ios/decrypt.py
+++ b/mvt/ios/decrypt.py
@@ -17,6 +17,8 @@ log = logging.getLogger(__name__)
 class DecryptBackup:
     """This class provides functions to decrypt an encrypted iTunes backup
     using either a password or a key file.
+
+
     """
 
     def __init__(self, backup_path, dest_path=None):
@@ -35,7 +37,9 @@ class DecryptBackup:
     @staticmethod
     def is_encrypted(backup_path) -> bool:
         """Query Manifest.db file to see if it's encrypted or not.
+
         :param backup_path: Path to the backup to decrypt
+
         """
         conn = sqlite3.connect(os.path.join(backup_path, "Manifest.db"))
         cur = conn.cursor()
@@ -95,7 +99,9 @@ class DecryptBackup:
 
     def decrypt_with_password(self, password):
         """Decrypts an encrypted iOS backup.
+
         :param password: Password to use to decrypt the original backup
+
         """
         log.info("Decrypting iOS backup at path %s with password", self.backup_path)
 
@@ -131,7 +137,9 @@ class DecryptBackup:
 
     def decrypt_with_key_file(self, key_file):
         """Decrypts an encrypted iOS backup using a key file.
+
         :param key_file: File to read the key bytes to decrypt the backup
+
         """
         log.info("Decrypting iOS backup at path %s with key file %s",
                  self.backup_path, key_file)
@@ -158,8 +166,7 @@ class DecryptBackup:
             log.critical("Failed to decrypt backup. Did you provide the correct key file?")
 
     def get_key(self):
-        """Retrieve and prints the encryption key.
-        """
+        """Retrieve and prints the encryption key."""
         if not self._backup:
             return
 
@@ -169,7 +176,9 @@ class DecryptBackup:
 
     def write_key(self, key_path):
         """Save extracted key to file.
+
         :param key_path: Path to the file where to write the derived decryption key.
+
         """
         if not self._decryption_key:
             return
diff --git a/mvt/ios/modules/backup/configuration_profiles.py b/mvt/ios/modules/backup/configuration_profiles.py
index fd4e3c1..3e9c741 100644
--- a/mvt/ios/modules/backup/configuration_profiles.py
+++ b/mvt/ios/modules/backup/configuration_profiles.py
@@ -11,8 +11,7 @@ from ..base import IOSExtraction
 CONF_PROFILES_DOMAIN = "SysSharedContainerDomain-systemgroup.com.apple.configurationprofiles"
 
 class ConfigurationProfiles(IOSExtraction):
-    """This module extracts the full plist data from configuration profiles.
-    """
+    """This module extracts the full plist data from configuration profiles."""
 
     def __init__(self, file_path=None, base_folder=None, output_folder=None,
                  fast_mode=False, log=None, results=[]):
diff --git a/mvt/ios/modules/backup/manifest.py b/mvt/ios/modules/backup/manifest.py
index 66ba03a..f631486 100644
--- a/mvt/ios/modules/backup/manifest.py
+++ b/mvt/ios/modules/backup/manifest.py
@@ -27,12 +27,19 @@ class Manifest(IOSExtraction):
     def _get_key(self, dictionary, key):
         """Unserialized plist objects can have keys which are str or byte types
         This is a helper to try fetch a key as both a byte or string type.
+
+        :param dictionary: param key:
+        :param key: 
+
         """
         return dictionary.get(key.encode("utf-8"), None) or dictionary.get(key, None)
 
     @staticmethod
     def _convert_timestamp(timestamp_or_unix_time_int):
         """Older iOS versions stored the manifest times as unix timestamps.
+
+        :param timestamp_or_unix_time_int: 
+
         """
         if isinstance(timestamp_or_unix_time_int, datetime.datetime):
             return convert_timestamp_to_iso(timestamp_or_unix_time_int)
diff --git a/mvt/ios/modules/backup/profile_events.py b/mvt/ios/modules/backup/profile_events.py
index e63f220..327b0e2 100644
--- a/mvt/ios/modules/backup/profile_events.py
+++ b/mvt/ios/modules/backup/profile_events.py
@@ -14,6 +14,8 @@ CONF_PROFILES_EVENTS_RELPATH = "Library/ConfigurationProfiles/MCProfileEvents.pl
 class ProfileEvents(IOSExtraction):
     """This module extracts events related to the installation of configuration
     profiles.
+
+
     """
 
     def __init__(self, file_path=None, base_folder=None, output_folder=None,
diff --git a/mvt/ios/modules/base.py b/mvt/ios/modules/base.py
index 7b44716..cab0c30 100644
--- a/mvt/ios/modules/base.py
+++ b/mvt/ios/modules/base.py
@@ -28,7 +28,9 @@ class IOSExtraction(MVTModule):
 
     def _recover_sqlite_db_if_needed(self, file_path):
         """Tries to recover a malformed database by running a .clone command.
+
         :param file_path: Path to the malformed database file.
+
         """
         # TODO: Find a better solution.
         conn = sqlite3.connect(file_path)
@@ -65,8 +67,10 @@ class IOSExtraction(MVTModule):
 
     def _get_backup_files_from_manifest(self, relative_path=None, domain=None):
         """Locate files from Manifest.db.
-        :param relative_path: Relative path to use as filter from Manifest.db.
-        :param domain: Domain to use as filter from Manifest.db.
+
+        :param relative_path: Relative path to use as filter from Manifest.db. (Default value = None)
+        :param domain: Domain to use as filter from Manifest.db. (Default value = None)
+
         """
         manifest_db_path = os.path.join(self.base_folder, "Manifest.db")
         if not os.path.exists(manifest_db_path):
@@ -116,8 +120,11 @@ class IOSExtraction(MVTModule):
         modules that expect to work with a single SQLite database.
         If a module requires to process multiple databases or files,
         you should use the helper functions above.
+
         :param backup_id: iTunes backup database file's ID (or hash).
-        :param root_paths: Glob patterns for files to seek in filesystem dump.
+        :param root_paths: Glob patterns for files to seek in filesystem dump. (Default value = [])
+        :param backup_ids: Default value = None)
+
         """
         file_path = None
         # First we check if the was an explicit file path specified.
diff --git a/mvt/ios/modules/fs/filesystem.py b/mvt/ios/modules/fs/filesystem.py
index e865065..bf75f40 100644
--- a/mvt/ios/modules/fs/filesystem.py
+++ b/mvt/ios/modules/fs/filesystem.py
@@ -13,7 +13,10 @@ from ..base import IOSExtraction
 
 class Filesystem(IOSExtraction):
     """This module extracts creation and modification date of files from a
-    full file-system dump."""
+    full file-system dump.
+
+
+    """
 
     def __init__(self, file_path=None, base_folder=None, output_folder=None,
                  fast_mode=False, log=None, results=[]):
diff --git a/mvt/ios/modules/fs/net_netusage.py b/mvt/ios/modules/fs/net_netusage.py
index c4b3f98..d9d1ecb 100644
--- a/mvt/ios/modules/fs/net_netusage.py
+++ b/mvt/ios/modules/fs/net_netusage.py
@@ -14,7 +14,10 @@ NETUSAGE_ROOT_PATHS = [
 
 class Netusage(NetBase):
     """This class extracts data from netusage.sqlite and attempts to identify
-    any suspicious processes if running on a full filesystem dump."""
+    any suspicious processes if running on a full filesystem dump.
+
+
+    """
 
     def __init__(self, file_path=None, base_folder=None, output_folder=None,
                  fast_mode=False, log=None, results=[]):
diff --git a/mvt/ios/modules/fs/webkit_indexeddb.py b/mvt/ios/modules/fs/webkit_indexeddb.py
index a588e15..e3b309a 100644
--- a/mvt/ios/modules/fs/webkit_indexeddb.py
+++ b/mvt/ios/modules/fs/webkit_indexeddb.py
@@ -11,7 +11,10 @@ WEBKIT_INDEXEDDB_ROOT_PATHS = [
 
 class WebkitIndexedDB(WebkitBase):
     """This module looks extracts records from WebKit IndexedDB folders,
-    and checks them against any provided list of suspicious domains."""
+    and checks them against any provided list of suspicious domains.
+
+
+    """
 
     slug = "webkit_indexeddb"
 
diff --git a/mvt/ios/modules/fs/webkit_localstorage.py b/mvt/ios/modules/fs/webkit_localstorage.py
index 500800c..f7df962 100644
--- a/mvt/ios/modules/fs/webkit_localstorage.py
+++ b/mvt/ios/modules/fs/webkit_localstorage.py
@@ -11,7 +11,10 @@ WEBKIT_LOCALSTORAGE_ROOT_PATHS = [
 
 class WebkitLocalStorage(WebkitBase):
     """This module looks extracts records from WebKit LocalStorage folders,
-    and checks them against any provided list of suspicious domains."""
+    and checks them against any provided list of suspicious domains.
+
+
+    """
 
     def __init__(self, file_path=None, base_folder=None, output_folder=None,
                  fast_mode=False, log=None, results=[]):
diff --git a/mvt/ios/modules/fs/webkit_safariviewservice.py b/mvt/ios/modules/fs/webkit_safariviewservice.py
index 9a2983e..72f8eb2 100644
--- a/mvt/ios/modules/fs/webkit_safariviewservice.py
+++ b/mvt/ios/modules/fs/webkit_safariviewservice.py
@@ -11,7 +11,10 @@ WEBKIT_SAFARIVIEWSERVICE_ROOT_PATHS = [
 
 class WebkitSafariViewService(WebkitBase):
     """This module looks extracts records from WebKit LocalStorage folders,
-    and checks them against any provided list of suspicious domains."""
+    and checks them against any provided list of suspicious domains.
+
+
+    """
 
     def __init__(self, file_path=None, base_folder=None, output_folder=None,
                  fast_mode=False, log=None, results=[]):
diff --git a/mvt/ios/modules/mixed/firefox_history.py b/mvt/ios/modules/mixed/firefox_history.py
index accf5e8..c9fb247 100644
--- a/mvt/ios/modules/mixed/firefox_history.py
+++ b/mvt/ios/modules/mixed/firefox_history.py
@@ -19,7 +19,10 @@ FIREFOX_HISTORY_ROOT_PATHS = [
 
 class FirefoxHistory(IOSExtraction):
     """This module extracts all Firefox visits and tries to detect potential
-    network injection attacks."""
+    network injection attacks.
+
+
+    """
 
     def __init__(self, file_path=None, base_folder=None, output_folder=None,
                  fast_mode=False, log=None, results=[]):
diff --git a/mvt/ios/modules/mixed/net_datausage.py b/mvt/ios/modules/mixed/net_datausage.py
index c39c021..3d5e2e1 100644
--- a/mvt/ios/modules/mixed/net_datausage.py
+++ b/mvt/ios/modules/mixed/net_datausage.py
@@ -14,7 +14,10 @@ DATAUSAGE_ROOT_PATHS = [
 
 class Datausage(NetBase):
     """This class extracts data from DataUsage.sqlite and attempts to identify
-    any suspicious processes if running on a full filesystem dump."""
+    any suspicious processes if running on a full filesystem dump.
+
+
+    """
 
     def __init__(self, file_path=None, base_folder=None, output_folder=None,
                  fast_mode=False, log=None, results=[]):
diff --git a/mvt/ios/modules/mixed/safari_history.py b/mvt/ios/modules/mixed/safari_history.py
index 5f5d02d..292d643 100644
--- a/mvt/ios/modules/mixed/safari_history.py
+++ b/mvt/ios/modules/mixed/safari_history.py
@@ -19,7 +19,10 @@ SAFARI_HISTORY_ROOT_PATHS = [
 
 class SafariHistory(IOSExtraction):
     """This module extracts all Safari visits and tries to detect potential
-    network injection attacks."""
+    network injection attacks.
+
+
+    """
 
     def __init__(self, file_path=None, base_folder=None, output_folder=None,
                  fast_mode=False, log=None, results=[]):
diff --git a/mvt/ios/modules/mixed/webkit_resource_load_statistics.py b/mvt/ios/modules/mixed/webkit_resource_load_statistics.py
index 30240d4..a7561ef 100644
--- a/mvt/ios/modules/mixed/webkit_resource_load_statistics.py
+++ b/mvt/ios/modules/mixed/webkit_resource_load_statistics.py
@@ -18,8 +18,7 @@ WEBKIT_RESOURCELOADSTATICS_ROOT_PATHS = [
 ]
 
 class WebkitResourceLoadStatistics(IOSExtraction):
-    """This module extracts records from WebKit ResourceLoadStatistics observations.db.
-    """
+    """This module extracts records from WebKit ResourceLoadStatistics observations.db."""
     # TODO: Add serialize().
 
     def __init__(self, file_path=None, base_folder=None, output_folder=None,
diff --git a/mvt/ios/modules/mixed/webkit_session_resource_log.py b/mvt/ios/modules/mixed/webkit_session_resource_log.py
index 95027de..841091f 100644
--- a/mvt/ios/modules/mixed/webkit_session_resource_log.py
+++ b/mvt/ios/modules/mixed/webkit_session_resource_log.py
@@ -23,7 +23,10 @@ WEBKIT_SESSION_RESOURCE_LOG_ROOT_PATHS = [
 class WebkitSessionResourceLog(IOSExtraction):
     """This module extracts records from WebKit browsing session
     resource logs, and checks them against any provided list of
-    suspicious domains."""
+    suspicious domains.
+
+
+    """
 
     def __init__(self, file_path=None, base_folder=None, output_folder=None,
                  fast_mode=False, log=None, results=[]):
diff --git a/mvt/ios/modules/net_base.py b/mvt/ios/modules/net_base.py
index 1a95a8d..ca7ea52 100644
--- a/mvt/ios/modules/net_base.py
+++ b/mvt/ios/modules/net_base.py
@@ -151,8 +151,7 @@ class NetBase(IOSExtraction):
                     self.log.warning(msg)
 
     def check_manipulated(self):
-        """Check for missing or manipulate DB entries
-        """
+        """Check for missing or manipulate DB entries"""
         # Don't show duplicates for each missing process.
         missing_process_cache = set()
         for result in sorted(self.results, key=operator.itemgetter("live_isodate")):