use pathlib

indentation, type annotations, f-strings

.flake8

@@ -0,0 +1,29 @@
+[flake8]
+ignore =
+    # E501 line too long
+    E501,
+    # W391 newlines at EOF
+    W391,
+    # E241 multiple spaces after comma
+    E241,
+    # E302 expected 2 newlines
+    E302,
+    # W503 line break before binary operator (to be deprecated)
+    W503,
+    # E265 block comment should start with '# '
+    E265,
+    # E123 closing bracket does not match indentation of opening bracket's line
+    E123,
+    # E124 closing bracket does not match visual indentation
+    E124,
+    # E221 multiple spaces before operator
+    E221,
+    # E201 whitespace after '['
+    E201,
+    # E741 ambiguous variable name 'I'
+    E741,
+
+
+per-file-ignores =
+    # F401 import without use
+    */__init__.py: F401,

.gitignore

@@ -1,8 +1,13 @@
 .idea/
 
-__pycache__
+__pycache__/
 *.pyc
 
 *.egg-info/
 build/
 dist/
+
+.pytest_cache/
+.mypy_cache/
+
+*.pickle

MANIFEST.in

@@ -1,3 +0,0 @@
-include README.md
-include LICENSE.md
-include mem_edit/VERSION

README.md

@@ -3,6 +3,8 @@
 **mem_edit** is a multi-platform memory editing library written in Python.
 
 **Homepage:** https://mpxd.net/code/jan/mem_edit
+* PyPI: https://pypi.org/project/mem-edit/
+* Github mirror: https://github.com/anewusername/mem_edit
 
 **Capabilities:**
 * Scan all readable memory used by a process.
@@ -18,7 +20,7 @@
 ## Installation
 
 **Dependencies:**
-* python 3 (written and tested with 3.7)
+* python >=3.11
 * ctypes
 * typing (for type annotations)
 

mem_edit/LICENSE.md

@@ -0,0 +1 @@
+../LICENSE.md

mem_edit/README.md

@@ -0,0 +1 @@
+../README.md

mem_edit/VERSION.py

@@ -1,4 +0,0 @@
-""" VERSION defintion. THIS FILE IS MANUALLY PARSED BY setup.py and REQUIRES A SPECIFIC FORMAT """
-__version__ = '''
-0.6
-'''.strip()

mem_edit/__init__.py

@@ -17,15 +17,14 @@ from .utils import MemEditError
 
 
 __author__ = 'Jan Petykiewicz'
-
-from .VERSION import __version__
+__version__ = '0.8'
 version = __version__       # legacy compatibility
 
 
 system = platform.system()
 if system == 'Windows':
-    from .windows import Process
+    from .windows import Process as Process
 elif system == 'Linux':
-    from .linux import Process
+    from .linux import Process as Process
 else:
     raise MemEditError('Only Linux and Windows are currently supported.')

mem_edit/abstract.py

@@ -1,8 +1,8 @@
 """
 Abstract class for cross-platform memory editing.
 """
-
-from typing import List, Tuple, Optional, Union, Generator
+from typing import Self
+from collections.abc import Generator
 from abc import ABCMeta, abstractmethod
 from contextlib import contextmanager
 import copy
@@ -122,7 +122,7 @@ class Process(metaclass=ABCMeta):
     """
 
     @abstractmethod
-    def __init__(self, process_id: int):
+    def __init__(self, process_id: int) -> None:
         """
         Constructing a Process object prepares the process with specified process_id for
           memory editing. Finding the `process_id` for the process you want to edit is often
@@ -135,7 +135,7 @@ class Process(metaclass=ABCMeta):
         pass
 
     @abstractmethod
-    def close(self):
+    def close(self) -> None:
         """
         Detach from the process, removing our ability to edit it and
           letting other debuggers attach to it instead.
@@ -147,7 +147,11 @@ class Process(metaclass=ABCMeta):
         pass
 
     @abstractmethod
-    def write_memory(self, base_address: int, write_buffer: ctypes_buffer_t):
+    def write_memory(
+            self,
+            base_address: int,
+            write_buffer: ctypes_buffer_t,
+            ) -> None:
         """
         Write the given buffer to the process's address space, starting at `base_address`.
 
@@ -160,7 +164,11 @@ class Process(metaclass=ABCMeta):
         pass
 
     @abstractmethod
-    def read_memory(self, base_address: int, read_buffer: ctypes_buffer_t) -> ctypes_buffer_t:
+    def read_memory(
+            self,
+            base_address: int,
+            read_buffer: ctypes_buffer_t,
+            ) -> ctypes_buffer_t:
         """
         Read into the given buffer from the process's address space, starting at `base_address`.
 
@@ -176,7 +184,7 @@ class Process(metaclass=ABCMeta):
         pass
 
     @abstractmethod
-    def list_mapped_regions(self, writeable_only=True) -> List[Tuple[int, int]]:
+    def list_mapped_regions(self, writeable_only: bool = True) -> list[tuple[int, int]]:
         """
         Return a list of `(start_address, stop_address)` for the regions of the address space
           accessible to (readable and possibly writable by) the process.
@@ -192,18 +200,18 @@ class Process(metaclass=ABCMeta):
         pass
 
     @abstractmethod
-    def get_path(self) -> str:
+    def get_path(self) -> str | None:
         """
         Return the path to the executable file which was run to start this process.
 
         Returns:
-            A string containing the path.
+            A string containing the path, or None if no path was found.
         """
         pass
 
     @staticmethod
     @abstractmethod
-    def list_available_pids() -> List[int]:
+    def list_available_pids() -> list[int]:
         """
         Return a list of all process ids (pids) accessible on this system.
 
@@ -214,7 +222,7 @@ class Process(metaclass=ABCMeta):
 
     @staticmethod
     @abstractmethod
-    def get_pid_by_name(target_name: str) -> Optional[int]:
+    def get_pid_by_name(target_name: str) -> int | None:
         """
         Attempt to return the process id (pid) of a process which was run with an executable
           file with the provided name. If no process is found, return None.
@@ -234,10 +242,11 @@ class Process(metaclass=ABCMeta):
         """
         pass
 
-    def deref_struct_pointer(self,
-                             base_address: int,
-                             targets: List[Tuple[int, ctypes_buffer_t]],
-                             ) -> List[ctypes_buffer_t]:
+    def deref_struct_pointer(
+            self,
+            base_address: int,
+            targets: list[tuple[int, ctypes_buffer_t]],
+            ) -> list[ctypes_buffer_t]:
         """
         Take a pointer to a struct and read out the struct members:
         ```
@@ -263,11 +272,12 @@ class Process(metaclass=ABCMeta):
         values = [self.read_memory(base + offset, buffer) for offset, buffer in targets]
         return values
 
-    def search_addresses(self,
-                         addresses: List[int],
-                         needle_buffer: ctypes_buffer_t,
-                         verbatim: bool = True,
-                         ) -> List[int]:
+    def search_addresses(
+            self,
+            addresses: list[int],
+            needle_buffer: ctypes_buffer_t,
+            verbatim: bool = True,
+            ) -> list[int]:
         """
         Search for the provided value at each of the provided addresses, and return the addresses
           where it is found.
@@ -298,11 +308,12 @@ class Process(metaclass=ABCMeta):
                 found.append(address)
         return found
 
-    def search_all_memory(self,
-                          needle_buffer: ctypes_buffer_t,
-                          writeable_only: bool = True,
-                          verbatim: bool = True,
-                          ) -> List[int]:
+    def search_all_memory(
+            self,
+            needle_buffer: ctypes_buffer_t,
+            writeable_only: bool = True,
+            verbatim: bool = True,
+            ) -> list[int]:
         """
         Search the entire memory space accessible to the process for the provided value.
 
@@ -330,12 +341,12 @@ class Process(metaclass=ABCMeta):
                 self.read_memory(start, region_buffer)
                 found += [offset + start for offset in search(needle_buffer, region_buffer)]
             except OSError:
-                logger.error('Failed to read in range  0x{} - 0x{}'.format(start, stop))
+                logger.exception(f'Failed to read in range  0x{start} - 0x{stop}')
         return found
 
     @classmethod
     @contextmanager
-    def open_process(cls, process_id: int) -> Generator['Process', None, None]:
+    def open_process(cls: type[Self], process_id: int) -> Generator[Self, None, None]:
         """
         Context manager which automatically closes the constructed Process:
         ```

mem_edit/linux.py

@@ -2,7 +2,6 @@
 Implementation of Process class for Linux
 """
 
-from typing import List, Tuple, Optional
 from os import strerror
 import os
 import os.path
@@ -10,6 +9,7 @@ import signal
 import ctypes
 import ctypes.util
 import logging
+from pathlib import Path
 
 from .abstract import Process as AbstractProcess
 from .utils import ctypes_buffer_t, MemEditError
@@ -35,54 +35,61 @@ _ptrace.argtypes = (ctypes.c_ulong,) * 4
 _ptrace.restype = ctypes.c_long
 
 
-def ptrace(command: int, pid: int = 0, arg1: int = 0, arg2: int = 0) -> int:
+def ptrace(
+        command: int,
+        pid: int = 0,
+        arg1: int = 0,
+        arg2: int = 0,
+        ) -> int:
     """
-    Call ptrace() with the provided pid and arguments. See the ```man ptrace```.
+    Call ptrace() with the provided pid and arguments. See `man ptrace`.
     """
-    logger.debug('ptrace({}, {}, {}, {})'.format(command, pid, arg1, arg2))
+    logger.debug(f'ptrace({command}, {pid}, {arg1}, {arg2})')
     result = _ptrace(command, pid, arg1, arg2)
     if result == -1:
         err_no = ctypes.get_errno()
         if err_no:
-            raise MemEditError('ptrace({}, {}, {}, {})'.format(command, pid, arg1, arg2) +
-                               ' failed with error {}: {}'.format(err_no, strerror(err_no)))
+            raise MemEditError(f'ptrace({command}, {pid}, {arg1}, {arg2})'
+                               + f' failed with error {err_no}: {strerror(err_no)}')
     return result
 
 
 class Process(AbstractProcess):
-    pid = None
+    pid: int | None
 
-    def __init__(self, process_id: int):
+    def __init__(self, process_id: int) -> None:
         ptrace(ptrace_commands['PTRACE_SEIZE'], process_id)
         self.pid = process_id
 
-    def close(self):
+    def close(self) -> None:
+        if self.pid is None:
+            return
         os.kill(self.pid, signal.SIGSTOP)
         os.waitpid(self.pid, 0)
         ptrace(ptrace_commands['PTRACE_DETACH'], self.pid, 0, 0)
         os.kill(self.pid, signal.SIGCONT)
         self.pid = None
 
-    def write_memory(self, base_address: int, write_buffer: ctypes_buffer_t):
-        with open('/proc/{}/mem'.format(self.pid), 'rb+') as mem:
+    def write_memory(self, base_address: int, write_buffer: ctypes_buffer_t) -> None:
+        with Path(f'/proc/{self.pid}/mem').open('rb+') as mem:
             mem.seek(base_address)
             mem.write(write_buffer)
 
     def read_memory(self, base_address: int, read_buffer: ctypes_buffer_t) -> ctypes_buffer_t:
-        with open('/proc/{}/mem'.format(self.pid), 'rb+') as mem:
+        with Path(f'/proc/{self.pid}/mem').open('rb+') as mem:
             mem.seek(base_address)
             mem.readinto(read_buffer)
         return read_buffer
 
-    def get_path(self) -> str:
+    def get_path(self) -> str | None:
         try:
-            with open('/proc/{}/cmdline', 'rb') as f:
-                return f.read().decode().split('\x00')[0]
+            with Path(f'/proc/{self.pid}/cmdline').open('rb') as ff:
+                return ff.read().decode().split('\x00')[0]
         except FileNotFoundError:
-            return ''
+            return None
 
     @staticmethod
-    def list_available_pids() -> List[int]:
+    def list_available_pids() -> list[int]:
         pids = []
         for pid_str in os.listdir('/proc'):
             try:
@@ -92,26 +99,26 @@ class Process(AbstractProcess):
         return pids
 
     @staticmethod
-    def get_pid_by_name(target_name: str) -> Optional[int]:
+    def get_pid_by_name(target_name: str) -> int | None:
         for pid in Process.list_available_pids():
             try:
-                logger.debug('Checking name for pid {}'.format(pid))
-                with open('/proc/{}/cmdline'.format(pid), 'rb') as cmdline:
+                logger.debug(f'Checking name for pid {pid}')
+                with Path(f'/proc/{pid}/cmdline').open('rb') as cmdline:
                     path = cmdline.read().decode().split('\x00')[0]
             except FileNotFoundError:
                 continue
 
-            name = os.path.basename(path)
-            logger.debug('Name was "{}"'.format(name))
+            name = Path(path).name
+            logger.debug(f'Name was "{name}"')
             if path is not None and name == target_name:
                 return pid
 
-        logger.info('Found no process with name {}'.format(target_name))
+        logger.info(f'Found no process with name {target_name}')
         return None
 
-    def list_mapped_regions(self, writeable_only: bool = True) -> List[Tuple[int, int]]:
+    def list_mapped_regions(self, writeable_only: bool = True) -> list[tuple[int, int]]:
         regions = []
-        with open('/proc/{}/maps'.format(self.pid), 'r') as maps:
+        with Path(f'/proc/{self.pid}/maps').open('r') as maps:
             for line in maps:
                 bounds, privileges = line.split()[0:2]
 

mem_edit/utils.py

@@ -11,21 +11,25 @@ Utility functions and types:
   Check if two buffers (ctypes objects) store equal values:
     ctypes_equal(a, b)
 """
-
-from typing import List, Union
 import ctypes
 
 
-ctypes_buffer_t = Union[ctypes._SimpleCData, ctypes.Array, ctypes.Structure, ctypes.Union]
+ctypes_buffer_t = (
+    ctypes._SimpleCData
+    | ctypes.Array
+    | ctypes.Structure
+    | ctypes.Union
+    )
 
 
 class MemEditError(Exception):
     pass
 
 
-def search_buffer_verbatim(needle_buffer: ctypes_buffer_t,
-                           haystack_buffer: ctypes_buffer_t,
-                           ) -> List[int]:
+def search_buffer_verbatim(
+        needle_buffer: ctypes_buffer_t,
+        haystack_buffer: ctypes_buffer_t,
+        ) -> list[int]:
     """
     Search for a buffer inside another buffer, using a direct (bitwise) comparison
 
@@ -50,9 +54,10 @@ def search_buffer_verbatim(needle_buffer: ctypes_buffer_t,
     return found
 
 
-def search_buffer(needle_buffer: ctypes_buffer_t,
-                  haystack_buffer: ctypes_buffer_t,
-                  ) -> List[int]:
+def search_buffer(
+        needle_buffer: ctypes_buffer_t,
+        haystack_buffer: ctypes_buffer_t,
+        ) -> list[int]:
     """
     Search for a buffer inside another buffer, using `ctypes_equal` for comparison.
     Much slower than `search_buffer_verbatim`.
@@ -73,13 +78,14 @@ def search_buffer(needle_buffer: ctypes_buffer_t,
     return found
 
 
-def ctypes_equal(a: ctypes_buffer_t,
-                 b: ctypes_buffer_t,
-                 ) -> bool:
+def ctypes_equal(
+        a: ctypes_buffer_t,
+        b: ctypes_buffer_t,
+        ) -> bool:
     """
     Check if the values stored inside two ctypes buffers are equal.
     """
-    if not type(a) == type(b):
+    if not type(a) == type(b):      # noqa: E721
         return False
 
     if isinstance(a, ctypes.Array):
@@ -87,10 +93,10 @@ def ctypes_equal(a: ctypes_buffer_t,
     elif isinstance(a, ctypes.Structure) or isinstance(a, ctypes.Union):
         for attr_name, attr_type in a._fields_:
             a_attr, b_attr = (getattr(x, attr_name) for x in (a, b))
-            if isinstance(a, ctypes_buffer_t):
+            if isinstance(a, (ctypes.Array, ctypes.Structure, ctypes.Union, ctypes._SimpleCData)):
                 if not ctypes_equal(a_attr, b_attr):
                     return False
-            elif not a_attr == b_attr:
+            elif a_attr != b_attr:
                 return False
 
         return True

mem_edit/windows.py

@@ -2,10 +2,9 @@
 Implementation of Process class for Windows
 """
 
-from typing import List, Tuple, Optional
 from math import floor
 from os import strerror
-import os.path
+from pathlib import Path
 import ctypes
 import ctypes.wintypes
 import logging
@@ -25,10 +24,10 @@ privileges = {
     'PROCESS_VM_WRITE': 0x0020,
     }
 privileges['PROCESS_RW'] = (
-    privileges['PROCESS_QUERY_INFORMATION'] |
-    privileges['PROCESS_VM_OPERATION'] |
-    privileges['PROCESS_VM_READ'] |
-    privileges['PROCESS_VM_WRITE']
+    privileges['PROCESS_QUERY_INFORMATION']
+    | privileges['PROCESS_VM_OPERATION']
+    | privileges['PROCESS_VM_READ']
+    | privileges['PROCESS_VM_WRITE']
     )
 
 # Memory region states
@@ -50,13 +49,13 @@ page_protections = {
     }
 # Custom (combined) permissions
 page_protections['PAGE_READABLE'] = (
-    page_protections['PAGE_EXECUTE_READ'] |
-    page_protections['PAGE_EXECUTE_READWRITE'] |
-    page_protections['PAGE_READWRITE']
+    page_protections['PAGE_EXECUTE_READ']
+    | page_protections['PAGE_EXECUTE_READWRITE']
+    | page_protections['PAGE_READWRITE']
     )
 page_protections['PAGE_READWRITEABLE'] = (
-    page_protections['PAGE_EXECUTE_READWRITE'] |
-    page_protections['PAGE_READWRITE']
+    page_protections['PAGE_EXECUTE_READWRITE']
+    | page_protections['PAGE_READWRITE']
     )
 
 # Memory types
@@ -91,7 +90,9 @@ class MEMORY_BASIC_INFORMATION64(ctypes.Structure):
         ('__alignment2', ctypes.wintypes.DWORD),
         ]
 
+
 PTR_SIZE = ctypes.sizeof(ctypes.c_void_p)
+MEMORY_BASIC_INFORMATION: type[ctypes.Structure]
 if PTR_SIZE == 8:       # 64-bit python
     MEMORY_BASIC_INFORMATION = MEMORY_BASIC_INFORMATION64
 elif PTR_SIZE == 4:     # 32-bit python
@@ -133,9 +134,9 @@ class SYSTEM_INFO(ctypes.Structure):
 
 
 class Process(AbstractProcess):
-    process_handle = None
+    process_handle: int | None
 
-    def __init__(self, process_id: int):
+    def __init__(self, process_id: int) -> None:
         process_handle = ctypes.windll.kernel32.OpenProcess(
             privileges['PROCESS_RW'],
             False,
@@ -143,15 +144,15 @@ class Process(AbstractProcess):
             )
 
         if not process_handle:
-            raise MemEditError('Couldn\'t open process {}'.format(process_id))
+            raise MemEditError(f'Couldn\'t open process {process_id}')
 
         self.process_handle = process_handle
 
-    def close(self):
+    def close(self) -> None:
         ctypes.windll.kernel32.CloseHandle(self.process_handle)
         self.process_handle = None
 
-    def write_memory(self, base_address: int, write_buffer: ctypes_buffer_t):
+    def write_memory(self, base_address: int, write_buffer: ctypes_buffer_t) -> None:
         try:
             ctypes.windll.kernel32.WriteProcessMemory(
                 self.process_handle,
@@ -160,8 +161,8 @@ class Process(AbstractProcess):
                 ctypes.sizeof(write_buffer),
                 None
                 )
-        except (BufferError, ValueError, TypeError):
-            raise MemEditError('Error with handle {}:  {}'.format(self.process_handle, self._get_last_error()))
+        except (BufferError, ValueError, TypeError) as err:
+            raise MemEditError(f'Error with handle {self.process_handle}:  {self._get_last_error()}') from err
 
     def read_memory(self, base_address: int, read_buffer: ctypes_buffer_t) -> ctypes_buffer_t:
         try:
@@ -172,68 +173,68 @@ class Process(AbstractProcess):
                 ctypes.sizeof(read_buffer),
                 None
                 )
-        except (BufferError, ValueError, TypeError):
-            raise MemEditError('Error with handle {}: {}'.format(self.process_handle, self._get_last_error()))
+        except (BufferError, ValueError, TypeError) as err:
+            raise MemEditError(f'Error with handle {self.process_handle}: {self._get_last_error()}') from err
 
         return read_buffer
 
     @staticmethod
-    def _get_last_error() -> Tuple[int, str]:
+    def _get_last_error() -> tuple[int, str]:
         err = ctypes.windll.kernel32.GetLastError()
         return err, strerror(err)
 
-    def get_path(self) -> str:
+    def get_path(self) -> str | None:
         max_path_len = 260
         name_buffer = (ctypes.c_char * max_path_len)()
         rval = ctypes.windll.psapi.GetProcessImageFileNameA(
-             self.process_handle,
-             name_buffer,
-             max_path_len)
+            self.process_handle,
+            name_buffer,
+            max_path_len,
+            )
 
-        if rval > 0:
-            return name_buffer.value.decode()
-        else:
+        if rval <= 0:
             return None
+        return name_buffer.value.decode()
 
     @staticmethod
-    def list_available_pids() -> List[int]:
+    def list_available_pids() -> list[int]:
         # According to EnumProcesses docs, you can't find out how many processes there are before
         #  fetching the list. As a result, we grab 100 on the first try, and if we get a full list
         #  of 100, repeatedly double the number until we get fewer than we asked for.
 
-        n = 100
+        nn = 100
         returned_size = ctypes.wintypes.DWORD()
         returned_size_ptr = ctypes.byref(returned_size)
 
         while True:
-            pids = (ctypes.wintypes.DWORD * n)()
+            pids = (ctypes.wintypes.DWORD * nn)()
             size = ctypes.sizeof(pids)
             pids_ptr = ctypes.byref(pids)
 
             success = ctypes.windll.Psapi.EnumProcesses(pids_ptr, size, returned_size_ptr)
             if not success:
-                raise MemEditError('Failed to enumerate processes: n={}'.format(n))
+                raise MemEditError(f'Failed to enumerate processes: nn={nn}')
 
             num_returned = floor(returned_size.value / ctypes.sizeof(ctypes.wintypes.DWORD))
 
-            if n == num_returned:
-                n *= 2
-                continue
-            else:
+            if nn != num_returned:
                 break
+            nn *= 2
 
         return pids[:num_returned]
 
     @staticmethod
-    def get_pid_by_name(target_name: str) -> Optional[int]:
+    def get_pid_by_name(target_name: str) -> int | None:
         for pid in Process.list_available_pids():
             try:
-                logger.debug('Checking name for pid {}'.format(pid))
+                logger.debug(f'Checking name for pid {pid}')
                 with Process.open_process(pid) as process:
                     path = process.get_path()
+                if path is None:
+                    continue
 
-                name = os.path.basename(path)
-                logger.debug('Name was "{}"'.format(name))
+                name = Path(path).name
+                logger.debug(f'Name was "{name}"')
                 if path is not None and name == target_name:
                     return pid
             except ValueError:
@@ -241,10 +242,10 @@ class Process(AbstractProcess):
             except MemEditError as err:
                 logger.debug(repr(err))
 
-        logger.info('Found no process with name {}'.format(target_name))
+        logger.info(f'Found no process with name {target_name}')
         return None
 
-    def list_mapped_regions(self, writeable_only: bool = True) -> List[Tuple[int, int]]:
+    def list_mapped_regions(self, writeable_only: bool = True) -> list[tuple[int, int]]:
         sys_info = SYSTEM_INFO()
         sys_info_ptr = ctypes.byref(sys_info)
         ctypes.windll.kernel32.GetSystemInfo(sys_info_ptr)
@@ -252,7 +253,7 @@ class Process(AbstractProcess):
         start = sys_info.lpMinimumApplicationAddress
         stop = sys_info.lpMaximumApplicationAddress
 
-        def get_mem_info(address):
+        def get_mem_info(address: int) -> MEMORY_BASIC_INFORMATION:
             """
             Query the memory region starting at or before 'address' to get its size/type/state/permissions.
             """
@@ -268,10 +269,9 @@ class Process(AbstractProcess):
 
             if success != mbi_size:
                 if success == 0:
-                    raise MemEditError('Failed VirtualQueryEx with handle ' +
-                                       '{}: {}'.format(self.process_handle, self._get_last_error()))
-                else:
-                    raise MemEditError('VirtualQueryEx output too short!')
+                    raise MemEditError('Failed VirtualQueryEx with handle '
+                                       + f'{self.process_handle}: {self._get_last_error()}')
+                raise MemEditError('VirtualQueryEx output too short!')
 
             return mbi
 

pyproject.toml

@@ -0,0 +1,87 @@
+[build-system]
+requires = ["hatchling"]
+build-backend = "hatchling.build"
+
+[project]
+name = "mem_edit"
+description = "Multi-platform library for memory editing"
+readme = "README.md"
+license = { file = "LICENSE.md" }
+authors = [
+    { name="Jan Petykiewicz", email="jan@mpxd.net" },
+    ]
+homepage = "https://mpxd.net/code/jan/mem_edit"
+repository = "https://mpxd.net/code/jan/mem_edit"
+keywords = [
+    "memory",
+    "edit",
+    "editing",
+    "ReadProcessMemory",
+    "WriteProcessMemory",
+    "proc",
+    "mem",
+    "ptrace",
+    "multiplatform",
+    "scan",
+    "scanner",
+    "search",
+    "debug",
+    "cheat",
+    "trainer",
+    ]
+classifiers = [
+    "Programming Language :: Python :: 3",
+    "Development Status :: 5 - Production/Stable",
+    "Environment :: Other Environment",
+    "Intended Audience :: Developers",
+    "License :: OSI Approved :: GNU Affero General Public License v3",
+    "Operating System :: POSIX :: Linux",
+    "Operating System :: Microsoft :: Windows",
+    "Topic :: Software Development",
+    "Topic :: Software Development :: Debuggers",
+    "Topic :: Software Development :: Testing",
+    "Topic :: System",
+    "Topic :: Games/Entertainment",
+    "Topic :: Utilities",
+    ]
+requires-python = ">=3.11"
+dynamic = ["version"]
+dependencies = [
+    ]
+
+[tool.hatch.version]
+path = "mem_edit/__init__.py"
+
+
+[tool.ruff]
+exclude = [
+    ".git",
+    "dist",
+    ]
+line-length = 145
+indent-width = 4
+lint.dummy-variable-rgx = "^(_+|(_+[a-zA-Z0-9_]*[a-zA-Z0-9]+?))$"
+lint.select = [
+    "NPY", "E", "F", "W", "B", "ANN", "UP", "SLOT", "SIM", "LOG",
+    "C4", "ISC", "PIE", "PT", "RET", "TCH", "PTH", "INT",
+    "ARG", "PL", "R", "TRY",
+    "G010", "G101", "G201", "G202",
+    "Q002", "Q003", "Q004",
+    ]
+lint.ignore = [
+    #"ANN001",   # No annotation
+    "ANN002",   # *args
+    "ANN003",   # **kwargs
+    "ANN401",   # Any
+    "ANN101",   # self: Self
+    "SIM108",   # single-line if / else assignment
+    "RET504",   # x=y+z; return x
+    "PIE790",   # unnecessary pass
+    "ISC003",   # non-implicit string concatenation
+    "C408",     # dict(x=y) instead of {'x': y}
+    "PLR09",    # Too many xxx
+    "PLR2004",  # magic number
+    "PLC0414",  # import x as x
+    "TRY003",   # Long exception message
+    ]
+

setup.py

@@ -1,62 +0,0 @@
-#!/usr/bin/env python3
-
-from setuptools import setup, find_packages
-
-
-with open('README.md', 'rt') as f:
-    long_description = f.read()
-
-with open('mem_edit/VERSION.py', 'rt') as f:
-    version = f.readlines()[2].strip()
-
-setup(name='mem_edit',
-      version=version,
-      description='Multi-platform library for memory editing',
-      long_description=long_description,
-      long_description_content_type='text/markdown',
-      author='Jan Petykiewicz',
-      author_email='jan@mpxd.net',
-      url='https://mpxd.net/code/jan/mem_edit',
-      keywords=[
-            'memory',
-            'edit',
-            'editing',
-            'ReadProcessMemory',
-            'WriteProcessMemory',
-            'proc',
-            'mem',
-            'ptrace',
-            'multiplatform',
-            'scan',
-            'scanner',
-            'search',
-            'debug',
-            'cheat',
-            'trainer',
-      ],
-      classifiers=[
-            'Programming Language :: Python :: 3',
-            'Development Status :: 4 - Beta',
-            'Environment :: Other Environment',
-            'Intended Audience :: Developers',
-            'License :: OSI Approved :: GNU Affero General Public License v3',
-            'Operating System :: POSIX :: Linux',
-            'Operating System :: Microsoft :: Windows',
-            'Topic :: Software Development',
-            'Topic :: Software Development :: Debuggers',
-            'Topic :: Software Development :: Testing',
-            'Topic :: System',
-            'Topic :: Games/Entertainment',
-            'Topic :: Utilities',
-      ],
-      packages=find_packages(),
-      package_data={
-          'mem_edit': []
-      },
-      install_requires=[
-            'typing',
-      ],
-      extras_require={
-      },
-      )
-