Style: apply black

mapytex/calculus/core/compute/minus.py

@@ -28,6 +28,7 @@ minus_doc = """ Opposite of a MO
 
 minus = Dispatcher("minus", doc=minus_doc)
 
+
 @minus.register(type(None), MOnumber)
 def monumber(_, right):
     """
@@ -37,7 +38,8 @@ def monumber(_, right):
     <MOnumber - 4>
 
     """
-    return MO.factory(- right.value)
+    return MO.factory(-right.value)
+
 
 @minus.register(type(None), MOFraction)
 def mofraction(_, right):
@@ -84,6 +86,7 @@ def mofraction(_, right):
 
     return MOFraction(right._numerator, right._denominator, True)
 
+
 @minus.register(type(None), MOstr)
 def mostr(_, right):
     """ Opposite of 'x' is '-x'
@@ -95,6 +98,7 @@ def mostr(_, right):
     """
     return MOMonomial(-1, right)
 
+
 @minus.register(type(None), MOstrPower)
 def mostrpower(_, right):
     """ Opposite of 'x^n' is '-x^n'
@@ -106,6 +110,7 @@ def mostrpower(_, right):
     """
     return MOMonomial(-1, right.variable, right.power)
 
+
 @minus.register(type(None), MOMonomial)
 def momonomial(_, right):
     """ Opposite of 'ax^n' is '-ax^n'
@@ -121,6 +126,7 @@ def momonomial(_, right):
         coef = Tree("-", None, right.coefficient)
         return Tree("*", coef, right.strpower)
 
+
 @minus.register(type(None), MOpolynomial)
 def mopolynomial(_, right):
     """ Opposite of a polynomial
@@ -133,6 +139,7 @@ def mopolynomial(_, right):
     neg_coefs = {p: -c.value for (p, c) in right.coefficients.items()}
     return MOpolynomial(right.variable, neg_coefs)
 
+
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