Fix FileNotFoundError: add existence check before copying test files

Author: renemadsen

devgetchanges.py

@@ -59,7 +59,8 @@
     src_path = os.path.join(src_base, src_rel_path)
     dst_path = os.path.join(dst_base, dst_rel_path)
 
-    if os.path.isdir(src_path):
-        shutil.copytree(src_path, dst_path)
-    else:
-        shutil.copy2(src_path, dst_path)
+    if os.path.exists(src_path):
+        if os.path.isdir(src_path):
+            shutil.copytree(src_path, dst_path)
+        else:
+            shutil.copy2(src_path, dst_path)

devinstall.py

@@ -67,7 +67,8 @@
     src_path = os.path.join(src_base, src_rel_path)
     dst_path = os.path.join(dst_base, dst_rel_path)
 
-    if os.path.isdir(src_path):
-        shutil.copytree(src_path, dst_path)
-    else:
-        shutil.copy2(src_path, dst_path)
+    if os.path.exists(src_path):
+        if os.path.isdir(src_path):
+            shutil.copytree(src_path, dst_path)
+        else:
+            shutil.copy2(src_path, dst_path)