def read_content(
self
): # define procedure for file reading, skipping lines with incorrect format and returning list of correct lines
f = open(self.file_path,
"r") # open file (by default 'content_source.txt')
list_events = [] # define empty result
for i in f: # loop through the file lines
event_properties = (i.rstrip()).split(
"|") # create list of the file line 'values'
if len(
event_properties
) < 3: # if this list has less then 3 values (not enough for content creation)
print(
f"line '{i.rstrip()}' has been skipped cause of the wrong format"
)
self.successful_processing = "false" # mark this object as having mistakes
elif event_properties[
0] not in self.handling_types: # if provided content type is not handled
print(
f"line '{i.rstrip()}' has been skipped cause of the non-handling type of content"
)
self.successful_processing = "false" # mark this object as having mistakes
else: # from current file line content can be created
event_properties[1] = normilize_str(
event_properties[1]) # normalize 'text' value
list_events.append(
event_properties
) # add list created from current file line to result
return list_events # return composed list[list[str]]
def __set_values_from_console(
self): # define procedure for setting fields values from console
user_input = InputClass() # use object of InputClass
self.text = user_input.read_str_input(
"input user comment text:") # input text
self.text = normilize_str(self.text) # normalize field "text"
self.user_name = user_input.read_str_input(
"input user name:") # input city
def __set_values_from_console(
self): # define procedure for setting fields values from console
user_input = InputClass() # use object of InputClass
self.text = user_input.read_str_input(
"input advertising text:") # input text
self.text = normilize_str(self.text)
self.exp_date = user_input.read_date_input(
"input advertising expiration date:"
) # input date (date input is corrected via console dialog)
def __init__(self,
values_source=None
): # by default object will be created from console input
Content.__init__(self) # define fields from parent class
if not values_source: # create object from console(default)
self.__set_values_from_console(
) # get object field's values from console (date input is corrected via console dialog)
elif type(values_source) is dict: # create file from dictionary
try: # if source dictionary has all required fields
self.exp_date = datetime.datetime.strptime(
values_source["exp_date"], "%Y-%m-%d")
self.text = normilize_str(
values_source["text"]) # set normalized text
except KeyError: # if some field name is missed
self.mistakes_flag = 1 # set flag for mistakes from object creation
print(
f"an Advert publication can not be created from dict {values_source}"
)
except ValueError: # handle incorrect date
print(
f"{values_source} date value is not using format 'YYYY-MM-DD' or provided date is not correct"
)
self.mistakes_flag = 1 # set flag for mistakes from object creation
self.num_of_days = 0 # set num_of_days
self.input_type = 'file_json'
else: # else - create object from file using list of values 'values_source'
try: # check whether date provided from file is correct and try to set 'exp_date' from this value
self.exp_date = datetime.datetime.strptime(
values_source[2], "%Y-%m-%d")
except ValueError: # handle incorrect date
print(
f"{values_source} date value is not using format 'YYYY-MM-DD' or provided date is not correct"
)
self.mistakes_flag = 1 # set flag for mistakes from object creation
self.text = normilize_str(values_source[1]) # set text
self.num_of_days = 0 # set num_of_days
self.input_type = 'file_txt' # set input_type
self.type = 'Advertising' # common field for all types of fields setting
def __init__(self,
values_source=None
): # by default object will be created from console input
Content.__init__(self) # define fields from parent class
if not values_source: # create object from console(default)
self.__set_values_from_console(
) # get object field's values from console
elif type(values_source) is dict: # create file from dictionary
try: # if source dictionary has all required fields
self.city = values_source["city"] # set city
self.text = normilize_str(
values_source["text"]) # set normalized text
except KeyError: # if some field name is missed
self.mistakes_flag = 1 # set flag for mistakes from object creation
print(
f"a News publication can not be created from dict {values_source}"
)
self.input_type = 'file_json'
else: # else - create object from file using list of values 'values_source'
self.city = values_source[2] # set city
self.text = normilize_str(values_source[1]) # set text
self.input_type = 'file_txt' # set input_type
self.type = 'News' # common field for all types of fields setting
def __set_values_from_console(
self): # define procedure for setting fields values from console
user_input = InputClass() # use object of InputClass
self.text = user_input.read_str_input("input news text:") # input text
self.text = normilize_str(self.text)
self.city = user_input.read_str_input("input news city:") # input city