CLN: clear up some cython warnings

Author: y-p

pandas/algos.pyx

@@ -1630,7 +1630,8 @@ def roll_generic(ndarray[float64_t, cast=True] input, int win,
                  int minp, object func):
     cdef ndarray[double_t] output, counts, bufarr
     cdef Py_ssize_t i, n
-    cdef float64_t *buf, *oldbuf
+    cdef float64_t *buf
+    cdef float64_t *oldbuf
 
     if not input.flags.c_contiguous:
         input = input.copy('C')

pandas/src/generate_code.py

@@ -92,7 +92,8 @@ def take_2d_axis0_%(name)s_%(dest)s(ndarray[%(c_type_in)s, ndim=2] values,
 
     IF %(can_copy)s:
         cdef:
-            %(c_type_out)s *v, *o
+            %(c_type_out)s *v
+            %(c_type_out)s *o
 
         #GH3130
         if (values.strides[1] == out.strides[1] and
@@ -141,7 +142,8 @@ def take_2d_axis1_%(name)s_%(dest)s(ndarray[%(c_type_in)s, ndim=2] values,
 
     IF %(can_copy)s:
         cdef:
-            %(c_type_out)s *v, *o
+            %(c_type_out)s *v
+            %(c_type_out)s *o
 
         #GH3130
         if (values.strides[0] == out.strides[0] and