File handling for API.

src/holt59/aoc/2023/day10.py

@@ -83,18 +83,17 @@ class Solver(BaseSolver):
                 if (i, j) in loop_s and lines[i][j] in "|LJ":
                     cnt += 1
 
-        if self.verbose:
-            for i in range(len(lines)):
-                s = ""
-                for j in range(len(lines[0])):
-                    if (i, j) == (si, sj):
-                        s += "\033[91mS\033[0m"
-                    elif (i, j) in loop:
-                        s += lines[i][j]
-                    elif (i, j) in inside:
-                        s += "\033[92mI\033[0m"
-                    else:
-                        s += "."
-                self.logger.info(s)
+        if self.files:
+            rows = [["." for _j in range(len(lines[0]))] for _i in range(len(lines))]
+            rows[si][sj] = "\033[91mS\033[0m"
+
+            for i, j in loop:
+                rows[i][j] = lines[i][j]
+            for i, j in inside:
+                rows[i][j] = "\033[92mI\033[0m"
+
+            self.files.create(
+                "output.txt", "\n".join("".join(row) for row in rows).encode(), True
+            )
 
         yield len(inside)