[pre-commit.ci] auto fixes from pre-commit hooks

Author: pre-commit-ci[bot]

src/diffpy/srmise/baselines/arbitrary.py

@@ -26,17 +26,17 @@
 class Arbitrary(BaselineFunction):
     """Methods for evaluating a baseline from an arbitrary function.
 
-    Supports baseline calculations with arbitrary functions.  These functions,
-    if implemented, must have the following signatures and return values:
-    valuef(pars, x)          ==> numpy.array of length x if x is a sequence
-                             ==> number if x is a number
-    jacobianf(pars, x, free) ==> list, each element a numpy.array of length x if
-                                x is a sequence or None if value of free for
-                                that parameter is False.
-                             ==> list, each element a number if x is a number
-                                or None if value of free for that parameter is
-                                False
-    estimatef(x, y)          ==> numpy.array of length npars
+    Supports baseline calculations with arbitrary functions.  These
+    functions, if implemented, must have the following signatures and
+    return values: valuef(pars, x)          ==> numpy.array of length x
+    if x is a sequence                          ==> number if x is a
+    number jacobianf(pars, x, free) ==> list, each element a numpy.array
+    of length x if                             x is a sequence or None
+    if value of free for                             that parameter is
+    False.                          ==> list, each element a number if x
+    is a number                             or None if value of free for
+    that parameter is                             False estimatef(x, y)
+    ==> numpy.array of length npars
     """
 
     def __init__(self, npars, valuef, jacobianf=None, estimatef=None, Cache=None):