Merge pull request #73 from eric-wieser/fix-lgtm-errors

Fix some LGTM.com errors

Author: utensil

galgebra/ga.py

@@ -1256,7 +1256,7 @@ def Mul(self, A, B, mode='*'):  # Unifies all products into one function
         elif mode == '^':
             return self.wedge(A, B)
         else:
-            return self.dot(A, B, mode=mode)
+            return self._dot(A, B, mode=mode)
 
     def mul(self, A, B):  # geometric (*) product of blade representations
         if A == 0 or B == 0:

galgebra/lt.py

@@ -244,7 +244,7 @@ def __call__(self, v, obj=False):
         if self.spinor:
             if not isinstance(v, mv.Mv):
                 v = mv.Mv(v, ga=self.Ga)
-            if self.rho_sq == None:
+            if self.rho_sq is None:
                 R_v_Rrev = self.R * v * self.Rrev
             else:
                 R_v_Rrev = self.rho_sq * self.R * v * self.Rrev

galgebra/metric.py

@@ -23,20 +23,6 @@ def apply_function_list(f,x):
     else:
         return f(x)
 
-def str_to_lst(s):
-    if '[' in s:
-        s = s.replace('[', '')
-    if ']' in s:
-        s = s.replace(']', '')
-    s_lst = s.split(',')
-    v_lst = []
-    for x in s_lst:
-        try:
-            v_lst.append(int(s))
-        except ValueError:
-            v_lst.append(Symbol(s, real=True))
-    return v_lst
-
 
 def linear_expand(expr, mode=True):
 

galgebra/mv.py

@@ -110,7 +110,6 @@ def Mul(A, B, op):
             return A > B
         else:
             raise ValueError('Operation ' + op + 'not allowed in Mv.Mul!')
-        return
 
     def characterise_Mv(self):
         if self.char_Mv:
@@ -1176,7 +1175,6 @@ def Fmt(self, fmt=1, title=None):
                 return title + ' = ' + s
             else:
                 return s
-        return
 
     def _repr_latex_(self):
         latex_str = printer.GaLatexPrinter.latex(self)
@@ -2408,7 +2406,6 @@ def Fmt(self, fmt=1, title=None, dop_fmt=None):
                 return title + ' = ' + s
             else:
                 return s
-        return
 
     @staticmethod
     def basic(ga):