fix: handle FileNotFoundError for temporary coverage files

codecov_cli/services/upload/legacy_upload_sender.py

@@ -122,7 +122,16 @@ def _generate_network_section(self, upload_data: UploadCollectionResult) -> byte
         return network_files_section.encode() + b"<<<<<< network\n"
 
     def _generate_coverage_files_section(self, upload_data: UploadCollectionResult):
-        return b"".join(self._format_coverage_file(file) for file in upload_data.files)
+        sections = []
+        for file in upload_data.files:
+            try:
+                sections.append(self._format_coverage_file(file))
+            except FileNotFoundError:
+                logger.warning(
+                    "Coverage file not found, skipping: %s",
+                    file.get_filename(),
+                )
+        return b"".join(sections)
 
     def _format_coverage_file(self, file: UploadCollectionResultFile) -> bytes:
         header = b"# path=" + file.get_filename().encode() + b"\n"

codecov_cli/services/upload/upload_sender.py

@@ -189,7 +189,16 @@ def _get_file_fixers(
         return file_fixers
 
     def _get_files(self, upload_data: UploadCollectionResult):
-        return [self._format_file(file) for file in upload_data.files]
+        files = []
+        for file in upload_data.files:
+            try:
+                files.append(self._format_file(file))
+            except FileNotFoundError:
+                logger.warning(
+                    "Coverage file not found, skipping: %s",
+                    file.get_filename(),
+                )
+        return files
 
     def _format_file(self, file: UploadCollectionResultFile):
         format, formatted_content = self._get_format_info(file)