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Add 'Informatics/InfLab4/' from commit '639d363dfbc85a37e6c2ba0dda202107ab3769d1'

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git-subtree-dir: Informatics/InfLab4
git-subtree-mainline: a51dfe26c0
git-subtree-split: 639d363dfb
This commit is contained in:
LeterZP
2026-02-13 19:51:21 +03:00
parent a51dfe26c0 639d363dfb
commit 71777305e9
6 changed files with 867 additions and 0 deletions
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Informatics/InfLab4/schedule.json
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{
"Tuesday" : [
{
"Lesson" : "Высшая алгебра (лек)",
"Time" : "11:30-13:00",
"Weeks" : [2,3,4,5,6,7,8,9,10,11,12,13,14,15,16,17],
"Group" : "ВышАлг 11",
"Room" : "1419"
},
{
"Lesson" : "Высшая алгебра (прак)",
"Time" : "13:30-15:00",
"Weeks" : [2,3,4,5,6,7,8,10,11,12,13,14,15,16,17],
"Group" : "ВышАлг 11.2",
"Room" : "1327"
},
{
"Lesson" : "Математический анализ (лек)",
"Time" : "15:30-17:00",
"Weeks" : [2,3,4,5,6,7,8,10,11,12,13,14,15,16,17],
"Group" : "МатАнПрод 11",
"Room" : "2433"
},
{
"Lesson" : "Математический анализ (прак)",
"Time" : "17:10-18:40",
"Weeks" : [2,3,4,5,6,7,8,10,11,12,13,14,15,16,17],
"Group" : "МатАнПрод 11.1",
"Room" : "2306/1"
}
],
"Thursday" : [
{
"Lesson" : "Информатика (лаб)",
"Time" : "11:30-13:00",
"Weeks" : [2,4,6,8,10,12,14,16],
"Group" : "ИНФОРМ (P3115) 1.10",
"Room" : "1328"
},
{
"Lesson" : "Информатика (лаб)",
"Time" : "13:30-15:00",
"Weeks" : [2,4,6,8,10,12,14,16],
"Group" : "ИНФОРМ (Р3115) 1.10",
"Room" : "1328"
},
{
"Lesson" : "Основы профессиональной деятельности (лаб)",
"Time" : "15:30-17:00",
"Weeks" : [2,4,6,8,10,12,14,16],
"Group" : "ОПД (Р3115) 1.10",
"Room" : "2435/3"
},
{
"Lesson" : "Основы профессиональной деятельности (лаб)",
"Time" : "17:10-18:40",
"Weeks" : [2,4,6,8,10,12,14,16],
"Group" : "ОПД (Р3115) 1.10",
"Room" : "2435/3"
},
{
"Lesson" : "История российской науки и техники (прак)",
"Time" : "11:30-13:00",
"Weeks" : [1,3,5,7,9,11,13,15],
"Group" : "ИНТ 1.3",
"Room" : "2326"
},
{
"Lesson" : "История российской науки и техники (лек)",
"Time" : "13:30-15:00",
"Weeks" : [1,3,5,7,9,11,13,15],
"Group" : "ИНТ 1",
"Room" : "1404"
}
]
}
Informatics/InfLab4/task1.py
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def json_to_bin(file_name: str) -> None:
try:
if file_name.split(".")[-1] != "json":
print("Ошибка: тип файла должен быть json")
exit()
with open(file_name, "r", encoding="utf-8") as file:
json_file = file.read()
json_file = parse_value(json_file)
bin_file = str()
for i in json_file:
character = bin(ord(i))[2:]
bin_file += character + " "
bin_file = str.encode(bin_file[:-1])
with open(".".join(file_name.split(".")[:-1])+".bin", "wb") as file:
file.write(bin_file)
except Exception as e:
print("Ошибка: ", e)
def parse_value(value: str) -> str:
value = clear_spaces(value)
new_value = str()
try:
value = clear_spaces(value)
if value[0] == "{" and value[-1] == "}":
new_value += "o"
value = parse_object(value)
elif value[0] == "[" and value[-1] == "]":
new_value += "a"
value = parse_array(value)
elif value[0] == '"' and value[-1] == '"':
new_value += "s"
value = parse_string(value)
elif all([i in "+-.0123456789eE" for i in value]):
new_value += "n"
value = parse_number(value)
elif value == "true":
value = "t"
elif value == "false":
value = "f"
elif value == "null":
value = "v"
else:
print("Ошибка при определении типа элемента: невозможно определить тип: ", value)
exit()
new_value += value
return new_value
except Exception as e:
print("Ошибка при определении типа элемента: ", e)
def parse_object(object: str) -> str:
def error():
print("Ошибка в определении объекта: последовательность " + object + " не является объектом")
exit()
try:
if len(object) <= 2:
object = "0"
else:
object = object[1:-1]
new_object = dict()
while len(object) > 0:
object = clear_spaces(object)
key = str()
value = str()
if object[0] == '"':
for i in range(1, len(object)):
if object[i] == '"':
if object[i-1] == "\\":
continue
key = object[:i+1]
object = object[i+1:]
break
elif i + 2 == len(object): error()
object = clear_spaces(object)
if len(object) == 0: error()
if object[0] != ":": error()
object = clear_spaces(object[1:])
if object.count(",") == 0:
value = object
if len(object) == 1: error()
if object[0] not in '{["':
value = object[:object.index(",")]
object = object[object.index(",")+1:]
elif object[0] == "{":
c = 0
for i in range(len(object)):
if object[i] == "{":
c += 1
elif object[i] == "}":
c -= 1
if c == 0:
value = object[:i + 1]
object = clear_spaces(object[i + 1:])
if object[0] == ",":
object = clear_spaces(object[1:])
break
elif i + 2 == len(object):
value = object
object = ""
break
elif object[0] == "[":
c = 0
for i in range(len(object)-1):
if object[i] == "[":
c += 1
elif object[i] == "]":
c -= 1
if c == 0:
value = object[:i + 1]
object = clear_spaces(object[i + 1:])
if object[0] == ",":
object = clear_spaces(object[1:])
break
elif i + 2 == len(object):
value = object
object = ""
break
elif object[0] == '"':
for i in range(1, len(object)):
if object[i] == '"':
if object[i-1] == "\\":
continue
value = object[:i+1]
object = clear_spaces(object[i+1:])
if object[0] == ",":
object = clear_spaces(object[1:])
break
elif i + 2 == len(object):
value = object
object = ""
break
else: error()
new_object.setdefault(key, value)
object = str(len(new_object.keys()))
for i in [[list(new_object.keys())[i], list(new_object.values())[i]] for i in range(len(new_object.keys()))]:
key = parse_value(i[0])
value = parse_value(i[1])
object += " " + key + " " + value
return object
except Exception as e:
print("Ошибка при определении объекта: ", e)
def parse_array(array: str) -> str:
def error():
print("Ошибка в определении массива: последовательность " + array + " не является массивом")
exit()
try:
if len(array) <= 2:
array = "0"
else:
new_array = list()
array = array[1:-1]
while len(array) > 0:
array = clear_spaces(array)
if array.count(",") == 0:
new_array.append(array)
break
if len(array) == 1: error()
if array[0] not in '{["':
new_array.append(array[:array.index(",")])
array = array[array.index(",")+1:]
elif array[0] == "{":
c = 0
for i in range(len(array)):
if array[i] == "{":
c += 1
elif array[i] == "}":
c -= 1
if c == 0:
new_array.append(array[:i + 1])
array = clear_spaces(array[i + 1:])
if array[0] == ",":
array = clear_spaces(array[1:])
break
elif i + 2 == len(array):
new_array.append(array)
array = ""
break
elif array[0] == "[":
c = 0
for i in range(len(array)):
if array[i] == "[":
c += 1
elif array[i] == "]":
c -= 1
if c == 0:
new_array.append(array[:i + 1])
array = clear_spaces(array[i + 1:])
if array[0] == ",":
array = clear_spaces(array[1:])
break
elif i + 2 == len(array):
new_array.append(array)
array = ""
break
elif array[0] == '"':
for i in range(1, len(array)):
if array[i] == '"':
if array[i-1] == "\\":
continue
new_array.append(array[:i+1])
array = array[i+1:]
break
elif i + 2 == len(array):
new_array.append(array)
array = ""
break
else: error()
array = str(len(new_array))
for i in new_array:
array += " " + parse_value(i)
return array
except Exception as e:
print("Ошибка при определении массива: ", e)
def parse_string(string: str) -> str:
def error():
print("Ошибка в определении строки: последовательность " + string + " не является строкой")
exit()
try:
for i in range(len(string)-1):
if string[i] == "\\" and i != len(string) - 1:
if string[i+1] not in '"\\/bfnrt':
continue
elif string[i+1] == "u" and i + 6 < len(string):
for j in range(4):
if string[i+2+j].lower() not in "0123456789abcdef": error()
else: error()
return string
except Exception as e:
print("Ошибка при определении строки: ", e)
def parse_number(number: str) -> str:
def error():
print("Ошибка в определении числа: последовательность " + number + " не является числом")
exit()
checked_number = str()
try:
if number.lower()[-1] == "e": error()
if "e" in number.lower():
num1, num2 = number[:number.lower().find("e")], number[number.lower().find("e") + 1:]
else:
num1, num2 = number, "not"
if all([i in "-0123456789." for i in num1]):
if num1.count(".") == 0 and num1.count("-") == 0:
if len(num1) > 0:
checked_number += num1
else: error()
elif num1.count(".") == 1 and num1.count("-") == 1:
if len(num1) > 2 and num1[0] == "-" and num1[-1] != ".":
checked_number += num1
else: error()
elif num1.count("-") == 1:
if len(num1) > 1 and num1[0] == "-":
checked_number += num1
else: error()
elif num1.count(".") == 1:
if len(num1) > 1 and num1[0] != "." and num1[-1] != ".":
checked_number += num1
else: error()
else: error()
else: error()
if num2 != "not":
checked_number += "e"
if all([i in "+-0123456789" for i in num2]):
if (num2.count("+") + num2.count("-")) == 1 and len(num2) > 1:
if num2[0] == "+" or num2[0] == "-":
checked_number += num2
else: error()
elif num2.count("+") + num2.count("-") == 0:
checked_number += num2
else: error()
else: error()
return checked_number
except Exception as e:
print("Ошибка при определении числа: ", e)
def clear_spaces(line: str) -> str:
while line[0] in "\r\t\n ":
line = line[1:]
while line[-1] in "\r\t\n ":
line = line[:-1]
return line
if __name__ == "__main__":
json_to_bin("schedule.json")
Informatics/InfLab4/task2.py
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def bin_to_yaml(file_name):
try:
if file_name.split(".")[-1] != "bin":
print("Ошибка: тип файла должен быть bin")
exit()
with open(file_name, "rb") as file:
bin_file = file.read()
yaml_file = str()
bin_file = bin_file.decode().split(" ")
for i in bin_file:
yaml_file += chr(int(i, 2))
yaml_file = unparse_value(yaml_file)
with open(".".join(file_name.split(".")[:-1])+".yaml", "w", encoding="utf-8") as file:
file.write(yaml_file)
except Exception as e:
print("Ошибка: ", e)
def unparse_value(value: str) -> str:
try:
new_value = str()
while len(value) != 0:
if value[0] == "o":
object, value = unparse_object(value)
new_value += object
elif value[0] == "a":
array, value = unparse_array(value)
new_value += array
elif value[0] == "s":
for i in range(2, len(value)-1):
if value[i] == '"' and value[i-1] != "\\":
new_value += value[2:i-1]
if len(value[i:]) > 2:
value = value[i+2:]
else: value = ""
break
elif i + 1 == len(value)-1:
new_value += value[2:len(value)-1]
value = ""
elif value[0] == "n":
if value.count(" ") == 0:
new_value += value[1:] + "\n"
value = ""
else:
new_value += value[1:value.index(" ")]
value = value[value.index(" ")+1:]
elif value[0] == "t":
if len(value) == 1: value = ""
else: value = value[2:]
new_value += "true" + "\n"
elif value[0] == "f":
if len(value) == 1: value = ""
else: value = value[2:]
new_value += "false" + "\n"
elif value[0] == "v":
if len(value) == 1: value = ""
else: value = value[2:]
new_value += "null" + "\n"
else:
print("Ошибка в определении типа элемента " + value)
exit()
return new_value
except Exception as e:
print("Ошибка при определении типа элемента: ", e)
def unparse_object(object: str) -> tuple[str, str]:
def error():
print("Ошибка в определении объекта " + object)
exit()
try:
result = dict()
index, object = object[1:object.index(" ")], object[object.index(" ")+1:]
for _ in range(int(index)):
key = str()
if object[0] == "s":
for i in range(2, len(object)-1):
if object[i] == '"' and object[i-1] != "\\":
key = object[2:i]
object = object[i+2:]
break
else: error()
if object.count(" ") == 0:
value = unparse_value(object)
object = ""
elif object[0] in "ntfv":
value = object[1:object.index(" ")]
object = object[object.index(" ")+1:]
value = unparse_value(value)
elif object[0] == "s":
for i in range(2, len(object)-1):
if object[i] == '"' and object[i-1] != "\\":
value = object[2:i]
if len(object[i:]) > 2:
object = object[i+2:]
else:
object = ""
break
elif object[0] == "a":
value, object = unparse_array(object)
value = "\n" + value
elif object[0] == "o":
value, object = unparse_object(object)
value = "\n" + value
flag = False
new_value = str()
for i in range(len(value)-1):
if flag:
if value[i] == '"' and value[i - 1] != "\\":
flag = False
continue
elif value[i] == '"' and value[i - 1] != "\\":
flag = True
continue
new_value += value[i]
if value[i] == "\n":
new_value += " "
value = new_value
else: error()
result.setdefault(key, value)
new_result = str()
for i in [[list(result.keys())[i], list(result.values())[i]] for i in range(len(result.keys()))]:
key = i[0]
value = i[1]
new_result += key + ": " + value + "\n"
result = new_result
return result, object
except Exception as e:
print("Ошибка при определении объекта: ", e)
def unparse_array(array: str) -> tuple[str, str]:
try:
result = list()
index, array = array[1:array.index(" ")], array[array.index(" ")+1:]
for _ in range(int(index)):
if array.count(" ") == 0:
result.append(unparse_value(array))
array = ""
elif array[0] in "ntfv":
value = array[:array.index(" ")]
array = array[array.index(" ")+1:]
result.append(unparse_value(value))
elif array[0] == "s":
for i in range(2, len(array)-1):
if array[i] == '"' and array[i-1] != "\\":
result.append(array[2:i])
if len(array[i:]) > 2:
array = array[i+2:]
else:
array = ""
break
elif array[0] == "a":
value, array = unparse_array(array)
flag = False
new_value = str()
for i in range(len(value)):
if flag:
if value[i] == '"' and value[i - 1] != "\\":
flag = False
continue
elif value[i] == '"' and value[i - 1] != "\\":
flag = True
continue
new_value += value[i]
if value[i] == "\n":
new_value += " "
value = new_value + "\n"
result.append(value)
elif array[0] == "o":
value, array = unparse_object(array)
flag = False
new_value = str()
for i in range(len(value)-1):
if flag:
if value[i] == '"' and value[i-1] != "\\":
flag = False
continue
elif value[i] == '"' and value[i-1] != "\\":
flag = True
continue
new_value += value[i]
if value[i] == "\n":
new_value += " "
value = new_value + "\n"
result.append(value)
else:
print("Ошибка в определении массива " + str(result))
exit()
new_result = str()
for i in result:
new_result += "- " + i
result = new_result
return result[:-1], array
except Exception as e:
print("Ошибка при определении массива: ", e)
if __name__ == "__main__":
bin_to_yaml("schedule.bin")
Informatics/InfLab4/task3.py
+42
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import json
import yaml
def parse_json(file_name):
try:
if file_name.split(".")[-1] != "json":
print("Ошибка: тип файла должен быть json")
exit()
with open(file_name, "r", encoding="utf-8") as file:
json_file = file.read()
bin_file = json.dumps(json_file).encode("utf-8")
with open(".".join(file_name.split(".")[:-1])+"(lib).bin", "wb") as file:
file.write(bin_file)
except Exception as e:
print("Ошибка: ", e)
def unparse_bin(file_name):
try:
if file_name.split(".")[-1] != "bin":
print("Ошибка: тип файла должен быть bin")
exit()
with open(file_name, "rb") as file:
bin_file = file.read()
yaml_file = yaml.safe_load(yaml.safe_load(bin_file))
yaml_file = yaml.dump(yaml_file, allow_unicode=True)
with open(".".join(file_name.split(".")[:-1])+".yaml", "w", encoding="utf-8") as file:
file.write(yaml_file)
except Exception as e:
print("Ошибка :", e)
def json_to_yaml(file_name):
try:
parse_json(file_name)
unparse_bin(".".join(file_name.split(".")[:-1])+"(lib).bin")
except Exception as e:
print("Ошибка: ", e)
if __name__ == "__main__":
json_to_yaml("schedule.json")
Informatics/InfLab4/task4.py
+228
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def bin_to_xml(file_name):
try:
if file_name.split(".")[-1] != "bin":
print("Ошибка: тип файла должен быть bin")
exit()
with open(file_name, "rb") as file:
bin_file = file.read()
xml_file = str()
bin_file = bin_file.decode().split(" ")
for i in bin_file:
xml_file += chr(int(i, 2))
value = unparse_value(xml_file)
flag = False
new_value = str()
for i in range(len(value) - 1):
if flag:
if value[i] == '"' and value[i - 1] != "\\":
flag = False
continue
elif value[i] == '"' and value[i - 1] != "\\":
flag = True
continue
new_value += value[i]
if value[i] == "\n":
new_value += " "
xml_file = "<root>\n " + new_value + "\n</root>\n"
with open(".".join(file_name.split(".")[:-1])+".xml", "w", encoding="utf-8") as file:
file.write(xml_file)
except Exception as e:
print("Ошибка: ", e)
def unparse_value(value: str) -> str:
try:
new_value = str()
while len(value) != 0:
if value[0] == "o":
object, value = unparse_object(value)
new_value += object
elif value[0] == "a":
array, value = unparse_array(value)
new_value += array
elif value[0] == "s":
for i in range(2, len(value)-1):
if value[i] == '"' and value[i-1] != "\\":
new_value += value[2:i-1]
if len(value[i:]) > 2:
value = value[i+2:]
else: value = ""
break
elif i + 1 == len(value)-1:
new_value += value[2:len(value)-1]
value = ""
elif value[0] == "n":
if value.count(" ") == 0:
new_value += value[1:]
value = ""
else:
new_value += value[1:value.index(" ")]
value = value[value.index(" ")+1:]
elif value[0] == "t":
if len(value) == 1: value = ""
else: value = value[2:]
new_value += "true"
elif value[0] == "f":
if len(value) == 1: value = ""
else: value = value[2:]
new_value += "false"
elif value[0] == "v":
if len(value) == 1: value = ""
else: value = value[2:]
new_value += "null"
else:
print("Ошибка в определении типа элемента " + value)
exit()
return new_value
except Exception as e:
print("Ошибка при определении типа элемента: ", e)
def unparse_object(object: str) -> tuple[str, str]:
def error():
print("Ошибка в определении объекта " + object)
exit()
try:
result = dict()
index, object = object[1:object.index(" ")], object[object.index(" ")+1:]
for _ in range(int(index)):
key = str()
if object[0] == "s":
for i in range(2, len(object)-1):
if object[i] == '"' and object[i-1] != "\\":
key = object[2:i]
object = object[i+2:]
break
else: error()
if object.count(" ") == 0:
value = unparse_value(object)
object = ""
elif object[0] in "ntfv":
value = object[1:object.index(" ")]
object = object[object.index(" ")+1:]
value = unparse_value(value)
elif object[0] == "s":
for i in range(2, len(object)-1):
if object[i] == '"' and object[i-1] != "\\":
value = object[2:i]
if len(object[i:]) > 2:
object = object[i+2:]
else:
object = ""
break
elif object[0] == "a":
value, object = unparse_array(object)
value = "\n" + value + "\n"
flag = False
new_value = str()
for i in range(len(value) - 1):
if flag:
if value[i] == '"' and value[i - 1] != "\\":
flag = False
continue
elif value[i] == '"' and value[i - 1] != "\\":
flag = True
continue
new_value += value[i]
if value[i] == "\n":
new_value += " "
value = new_value + "\n"
elif object[0] == "o":
value, object = unparse_object(object)
value = "\n" + value + "\n"
flag = False
new_value = str()
for i in range(len(value)-1):
if flag:
if value[i] == '"' and value[i - 1] != "\\":
flag = False
continue
elif value[i] == '"' and value[i - 1] != "\\":
flag = True
continue
new_value += value[i]
if value[i] == "\n":
new_value += " "
value = new_value[:-4]
else: error()
result.setdefault(key, value)
new_result = str()
for i in [[list(result.keys())[i], list(result.values())[i]] for i in range(len(result.keys()))]:
key = i[0]
value = i[1]
new_result += "<" + key + ">" + value + "</" + key + ">\n"
result = new_result
return result, object
except Exception as e:
print("Ошибка при определении объекта: ", e)
def unparse_array(array: str) -> tuple[str, str]:
try:
result = list()
index, array = array[1:array.index(" ")], array[array.index(" ")+1:]
for _ in range(int(index)):
if array.count(" ") == 0:
result.append(unparse_value(array))
array = ""
elif array[0] in "ntfv":
value = array[:array.index(" ")]
array = array[array.index(" ")+1:]
result.append(unparse_value(value))
elif array[0] == "s":
for i in range(2, len(array)-1):
if array[i] == '"' and array[i-1] != "\\":
result.append("<element>" + array[2:i] + "</element>\n")
if len(array[i:]) > 2:
array = array[i+2:]
else:
array = ""
break
elif array[0] == "a":
value, array = unparse_array(array)
flag = False
new_value = str()
for i in range(len(value)):
if flag:
if value[i] == '"' and value[i - 1] != "\\":
flag = False
continue
elif value[i] == '"' and value[i - 1] != "\\":
flag = True
continue
new_value += value[i]
if value[i] == "\n":
new_value += " "
value = "\n " + new_value + "\n"
result.append(value)
elif array[0] == "o":
value, array = unparse_object(array)
flag = False
new_value = str()
for i in range(len(value)-1):
if flag:
if value[i] == '"' and value[i-1] != "\\":
flag = False
continue
elif value[i] == '"' and value[i-1] != "\\":
flag = True
continue
new_value += value[i]
if value[i] == "\n":
new_value += " "
value = "\n " + new_value + "\n"
result.append(value)
else:
print("Ошибка в определении массива " + str(result))
exit()
new_result = str()
for i in result:
new_result += "<element>" + i + "</element>\n"
result = new_result
return result[:-1], array
except Exception as e:
print("Ошибка при определении массива: ", e)
if __name__ == "__main__":
bin_to_xml("schedule.bin")
Informatics/InfLab4/task5.py
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from time import time
from task1 import json_to_bin
from task2 import bin_to_yaml
from task3 import json_to_yaml
from task4 import bin_to_xml
try:
timer = time()
for i in range(100):
json_to_bin("schedule.json")
bin_to_yaml("schedule.bin")
print("json -> yaml")
print(time() - timer)
timer = time()
for i in range(100):
json_to_yaml("schedule.json")
print("json -> yaml (with libraries)")
print(time() - timer)
timer = time()
for i in range(100):
json_to_bin("schedule.json")
bin_to_xml("schedule.bin")
print("json -> xml")
print(time() - timer)
except Exception as error:
print(f"Ошибка: {error}")