Adding extra lines

python-type-hints-multiple-types/01_type_hints_for_one_piece_of_data.py

@@ -1,11 +1,13 @@
 from typing import Union
 
+
 def parse_email(email_address: str) -> str | None:
     if "@" in email_address:
         username, domain = email_address.split("@")
         return username
     return None
 
+
 def parse_email(email_address: str) -> Union[str, None]:
     if "@" in email_address:
         username, domain = email_address.split("@")

python-type-hints-multiple-types/02_type_hints_for_multiple_pieces_of_data.py

@@ -1,11 +1,13 @@
 from typing import Tuple, Union
 
+
 def parse_email(email_address: str) -> tuple[str, str] | None:
     if "@" in email_address:
         username, domain = email_address.split("@")
         return username, domain
     return None
 
+
 def parse_email(email_address: str) -> Union[Tuple[str, str], None]:
     if "@" in email_address:
         username, domain = email_address.split("@")

python-type-hints-multiple-types/03_type_hints_for_callback.py

@@ -1,15 +1,18 @@
 from collections.abc import Callable
 from typing import Any
 
+
 def apply_func(
 	func: Callable[..., Any], *args: Any
 ) -> Any:
 	return func(*args)
 
+
 def parse_email(email_address: str) -> tuple[str, str] | None:
 	if "@" in email_address:
 		username, domain = email_address.split("@")
 		return username, domain
 	return None
 
+
 apply_funct(parse_email, "[email protected]")

python-type-hints-multiple-types/04_type_hints_for_factory_function.py

@@ -3,6 +3,7 @@
 from collections.abc import Callable
 from typing import Any
 
+
 def timeit(function: Callable[..., Any]) -> Callable[..., Any]:
 	@functools.wraps(function)
 	def wrapper(*args, **kwargs):
@@ -14,12 +15,14 @@ def wrapper(*args, **kwargs):
 
 	return wrapper
 
+
 @timeit
 def parse_email(email_address: str) -> tuple[str, str] | None:
 	if "@" in email_address:
 		username, domain = email_address.split("@")
 		return username, domain
 	return None
 
+
 username, domain = parse_email("[email protected]")
 print(username, domain)

python-type-hints-multiple-types/05_type_hints_for_generator.py

@@ -1,5 +1,6 @@
 from collections.abc import Generator, Iterable, Iterator
 
+
 def parse_email() -> Generator[tuple[str, str], str, str]:
 	sent = yield "", ""
 	while sent != "":
@@ -10,6 +11,7 @@ def parse_email() -> Generator[tuple[str, str], str, str]:
 			sent = yield "invalid email"
 	return "Done"
 
+
 generator = parse_email()
 next(generator)
 generator.send("[email protected]")
@@ -19,12 +21,14 @@ def parse_email() -> Generator[tuple[str, str], str, str]:
 except StopIteration as ex:
 	print(ex.value)
 
+
 def parse_emails(emails: list[str]) -> Iterator[tuple[str, str]]:
 	for email in emails:
 		if "@" in email:
 			username, domain = email.split("@")
 			yield username, domain
 
+
 def parse_emails(emails: Iterable[str]) -> Iterable[tuple[str, str]]:
 	for email in emails:
 		if "@" in email:

python-type-hints-multiple-types/06_type_aliases.py

@@ -1,12 +1,15 @@
 from typing import TypeAlias
 
+
 EmailComponents = tuple[str, str] | None
 
+
 def parse_email(email_address: str) -> EmailComponents:
 	if "@" in email_address:
 		username, domain = email_address.split("@")
 		return username, domain
 	return None
 
+
 EmailComponents: TypeAlias = tuple[str, str] | None
 type EmailComponents = tuple[str, str] | None