Added dependency free makefile for mformatting

makefile

@@ -0,0 +1,88 @@
+# REDNAFI
+# This only works with embedded venv not virtualenv
+# Install venv: python3.8 -m venv venv
+# Activate venv: source venv/bin/activate
+
+# Usage (line =black line length, path = action path, ignore= exclude folders)
+# ------
+# make pylinter [make pylinter line=88 path=.]
+# make pyupgrade
+
+path := .
+line := 88
+ignore := *env
+
+all:
+	@echo
+
+.PHONY: checkvenv
+checkvenv:
+# raises error if environment is not active
+ifeq ("$(VIRTUAL_ENV)","")
+	@echo "Venv is not activated!"
+	@echo "Activate venv first."
+	@echo
+	exit 1
+endif
+
+.PHONY: pyupgrade
+pyupgrade: checkvenv
+# checks if pip-tools is installed
+ifeq ("$(wildcard venv/bin/pip-compile)","")
+	@echo "Installing Pip-tools..."
+	@pip install pip-tools
+endif
+
+ifeq ("$(wildcard venv/bin/pip-sync)","")
+	@echo "Installing Pip-tools..."
+	@pip install pip-tools
+endif
+
+# pip-tools
+	@pip-compile --upgrade requirements-dev.txt
+	@pip-compile --upgrade requirements.txt
+	@pip-sync requirements-dev.txt requirements.txt
+
+
+.PHONY: pylinter
+pylinter: checkvenv
+# checks if black is installed
+ifeq ("$(wildcard venv/bin/black)","")
+	@echo "Installing Black..."
+	@pip install black
+endif
+
+# checks if isort is installed
+ifeq ("$(wildcard venv/bin/isort)","")
+	@echo "Installing Isort..."
+	@pip install isort
+endif
+
+# checks if flake8 is installed
+ifeq ("$(wildcard venv/bin/flake8)","")
+	@echo -e "Installing flake8..."
+	@pip install flake8
+	@echo
+endif
+
+# black
+	@echo "Applying Black"
+	@echo "----------------\n"
+	@black --line-length $(line) --exclude $(ignore) $(path)
+	@echo
+
+# isort
+	@echo "Applying Isort"
+	@echo "----------------\n"
+	@isort --atomic --profile black $(path)
+	@echo
+
+# flake8
+	@echo "Applying Flake8"
+	@echo "----------------\n"
+	@flake8 --max-line-length "$(line)" \
+			--max-complexity "18" \
+			--select "B,C,E,F,W,T4,B9" \
+			--ignore "E203,E266,E501,W503,F403,F401,E402" \
+			--exclude ".git,__pycache__,old, build, \
+						dist, venv" $(path)

patterns/behavioral/chain_of_responsibility.py

@@ -21,7 +21,6 @@
 from abc import ABC, abstractmethod
 from typing import Callable, Optional, Tuple, TypeVar
 
-
 T = TypeVar("T")
 
 
@@ -115,4 +114,5 @@ def main():
 
 if __name__ == "__main__":
     import doctest
+
     doctest.testmod(optionflags=doctest.ELLIPSIS)

patterns/behavioral/chaining_method.py

@@ -4,7 +4,7 @@ def __init__(self, name, action):
         self.action = action
 
     def do_action(self):
-        print(self.name, self.action.name, end=' ')
+        print(self.name, self.action.name, end=" ")
         return self.action
 
 
@@ -13,11 +13,11 @@ def __init__(self, name):
         self.name = name
 
     def amount(self, val):
-        print(val, end=' ')
+        print(val, end=" ")
         return self
 
     def stop(self):
-        print('then stop')
+        print("then stop")
 
 
 def main():
@@ -29,6 +29,7 @@ def main():
     """
 
 
-if __name__ == '__main__':
+if __name__ == "__main__":
     import doctest
+
     doctest.testmod()

patterns/behavioral/iterator.py

@@ -40,4 +40,5 @@ def main():
 
 if __name__ == "__main__":
     import doctest
+
     doctest.testmod()

patterns/behavioral/iterator_alt.py

@@ -8,12 +8,13 @@
 
 class NumberWords:
     """Counts by word numbers, up to a maximum of five"""
+
     _WORD_MAP = (
-        'one',
-        'two',
-        'three',
-        'four',
-        'five',
+        "one",
+        "two",
+        "three",
+        "four",
+        "five",
     )
 
     def __init__(self, start, stop):
@@ -33,6 +34,7 @@ def __next__(self):  # this makes the class an Iterator
 
 # Test the iterator
 
+
 def main():
     """
     # Counting to two...

patterns/behavioral/mediator.py

@@ -45,6 +45,7 @@ def main():
     """
 
 
-if __name__ == '__main__':
+if __name__ == "__main__":
     import doctest
+
     doctest.testmod()

patterns/behavioral/memento.py

@@ -5,8 +5,7 @@
 Provides the ability to restore an object to its previous state.
 """
 
-from copy import copy
-from copy import deepcopy
+from copy import copy, deepcopy
 
 
 def memento(obj, deep=False):
@@ -67,14 +66,14 @@ def __init__(self, value):
         self.value = value
 
     def __repr__(self):
-        return '<%s: %r>' % (self.__class__.__name__, self.value)
+        return "<%s: %r>" % (self.__class__.__name__, self.value)
 
     def increment(self):
         self.value += 1
 
     @Transactional
     def do_stuff(self):
-        self.value = '1111'  # <- invalid value
+        self.value = "1111"  # <- invalid value
         self.increment()  # <- will fail and rollback
 
 
@@ -134,4 +133,5 @@ def main():
 
 if __name__ == "__main__":
     import doctest
+
     doctest.testmod(optionflags=doctest.ELLIPSIS)

patterns/behavioral/observer.py

@@ -31,7 +31,7 @@ def notify(self, modifier=None):
 
 
 class Data(Subject):
-    def __init__(self, name=''):
+    def __init__(self, name=""):
         Subject.__init__(self)
         self.name = name
         self._data = 0
@@ -48,12 +48,14 @@ def data(self, value):
 
 class HexViewer:
     def update(self, subject):
-        print('HexViewer: Subject {} has data 0x{:x}'.format(subject.name, subject.data))
+        print(
+            "HexViewer: Subject {} has data 0x{:x}".format(subject.name, subject.data)
+        )
 
 
 class DecimalViewer:
     def update(self, subject):
-        print('DecimalViewer: Subject %s has data %d' % (subject.name, subject.data))
+        print("DecimalViewer: Subject %s has data %d" % (subject.name, subject.data))
 
 
 def main():
@@ -97,4 +99,5 @@ def main():
 
 if __name__ == "__main__":
     import doctest
+
     doctest.testmod()

patterns/behavioral/publish_subscribe.py

@@ -89,4 +89,5 @@ def main():
 
 if __name__ == "__main__":
     import doctest
+
     doctest.testmod()

patterns/behavioral/registry.py

@@ -42,4 +42,5 @@ def main():
 
 if __name__ == "__main__":
     import doctest
+
     doctest.testmod(optionflags=doctest.ELLIPSIS)

patterns/behavioral/specification.py

@@ -47,7 +47,10 @@ def __init__(self, one, other):
         self._other = other
 
     def is_satisfied_by(self, candidate):
-        return bool(self._one.is_satisfied_by(candidate) and self._other.is_satisfied_by(candidate))
+        return bool(
+            self._one.is_satisfied_by(candidate)
+            and self._other.is_satisfied_by(candidate)
+        )
 
 
 class OrSpecification(CompositeSpecification):
@@ -59,7 +62,10 @@ def __init__(self, one, other):
         self._other = other
 
     def is_satisfied_by(self, candidate):
-        return bool(self._one.is_satisfied_by(candidate) or self._other.is_satisfied_by(candidate))
+        return bool(
+            self._one.is_satisfied_by(candidate)
+            or self._other.is_satisfied_by(candidate)
+        )
 
 
 class NotSpecification(CompositeSpecification):
@@ -84,7 +90,7 @@ def is_satisfied_by(self, candidate):
 
 class SuperUserSpecification(CompositeSpecification):
     def is_satisfied_by(self, candidate):
-        return getattr(candidate, 'super_user', False)
+        return getattr(candidate, "super_user", False)
 
 
 def main():
@@ -105,6 +111,7 @@ def main():
     """
 
 
-if __name__ == '__main__':
+if __name__ == "__main__":
     import doctest
+
     doctest.testmod()

patterns/behavioral/state.py

@@ -83,6 +83,7 @@ def main():
     """
 
 
-if __name__ == '__main__':
+if __name__ == "__main__":
     import doctest
+
     doctest.testmod()

patterns/behavioral/strategy.py

@@ -48,4 +48,5 @@ def main():
 
 if __name__ == "__main__":
     import doctest
+
     doctest.testmod()

patterns/behavioral/template.py

@@ -69,4 +69,5 @@ def main():
 
 if __name__ == "__main__":
     import doctest
+
     doctest.testmod()

patterns/behavioral/visitor.py

@@ -36,7 +36,7 @@ class Visitor:
     def visit(self, node, *args, **kwargs):
         meth = None
         for cls in node.__class__.__mro__:
-            meth_name = 'visit_' + cls.__name__
+            meth_name = "visit_" + cls.__name__
             meth = getattr(self, meth_name, None)
             if meth:
                 break
@@ -46,10 +46,10 @@ def visit(self, node, *args, **kwargs):
         return meth(node, *args, **kwargs)
 
     def generic_visit(self, node, *args, **kwargs):
-        print('generic_visit ' + node.__class__.__name__)
+        print("generic_visit " + node.__class__.__name__)
 
     def visit_B(self, node, *args, **kwargs):
-        print('visit_B ' + node.__class__.__name__)
+        print("visit_B " + node.__class__.__name__)
 
 
 def main():
@@ -70,4 +70,5 @@ def main():
 
 if __name__ == "__main__":
     import doctest
+
     doctest.testmod()

patterns/creational/abstract_factory.py

@@ -101,6 +101,7 @@ def main():
 
 
 if __name__ == "__main__":
-    random.seed(1234)   # for deterministic doctest outputs
+    random.seed(1234)  # for deterministic doctest outputs
     import doctest
+
     doctest.testmod()

patterns/creational/borg.py

@@ -42,19 +42,18 @@ def __init__(self):
 
 
 class YourBorg(Borg):
-
     def __init__(self, state=None):
         super().__init__()
         if state:
             self.state = state
         else:
             # initiate the first instance with default state
-            if not hasattr(self, 'state'):
-                self.state = 'Init'
+            if not hasattr(self, "state"):
+                self.state = "Init"
 
     def __str__(self):
         return self.state
-        
+
 
 def main():
     """
@@ -106,4 +105,5 @@ def main():
 
 if __name__ == "__main__":
     import doctest
+
     doctest.testmod()