From b6f9479bf7275a23b1c13ce2dfb63f3fa467c6b9 Mon Sep 17 00:00:00 2001
From: "Antonio J. Delgado" <ad@susurrando.com>
Date: Sat, 28 Jan 2023 10:38:55 +0200
Subject: [PATCH] add check for existing path

---
 find_duplicate_files/find_duplicate_files.py | 57 ++++++++++----------
 1 file changed, 30 insertions(+), 27 deletions(-)

diff --git a/find_duplicate_files/find_duplicate_files.py b/find_duplicate_files/find_duplicate_files.py
index edd838d..fd246b2 100644
--- a/find_duplicate_files/find_duplicate_files.py
+++ b/find_duplicate_files/find_duplicate_files.py
@@ -103,33 +103,36 @@ class find_duplicate_files:
     def recursive_scandir(self, path, ignore_hidden_files=True):
         ''' Recursively scan a directory for files'''
         files = dict()
-        try:
-            for file in os.scandir(path):
-                if self.limit > 0 and len(files) > self.limit:
-                    self._log.debug(f"# Limit of {self.limit} passed ({len(files)})")
-                    break
-                if not file.name.startswith('.'):
-                    if not self._test_exclude(file.path):
-                        if file.is_file():
-                            check_cache = self._check_file_cache(file.path)
-                            if check_cache:
-                                files[check_cache] = file.path
-                            else:
-                                with open(file.path, 'rb') as file_pointer:
-                                    file_content = file_pointer.read()
-                                    hash = zlib.adler32(file_content)
-                                    files[hash] = file.path
-                                    self._cache_file(file.path, hash)
-                        elif file.is_dir(follow_symlinks=False):
-                            more_files = self.recursive_scandir(
-                                file.path,
-                                ignore_hidden_files=ignore_hidden_files
-                            )
-                            if more_files:
-                                files = { **files, **more_files }
-        except PermissionError as error:
-            self._log.warning(f"# Permission denied accessing folder '{path}'")
-        self._log.debug(f"# Found {len(files)} files in '{path}'. Cache contains {self._cache_size()} records.")
+        if os.path.exists(path):
+            try:
+                for file in os.scandir(path):
+                    if self.limit > 0 and len(files) > self.limit:
+                        self._log.debug(f"# Limit of {self.limit} passed ({len(files)})")
+                        break
+                    if not file.name.startswith('.'):
+                        if not self._test_exclude(file.path):
+                            if file.is_file():
+                                check_cache = self._check_file_cache(file.path)
+                                if check_cache:
+                                    files[check_cache] = file.path
+                                else:
+                                    with open(file.path, 'rb') as file_pointer:
+                                        file_content = file_pointer.read()
+                                        hash = zlib.adler32(file_content)
+                                        files[hash] = file.path
+                                        self._cache_file(file.path, hash)
+                            elif file.is_dir(follow_symlinks=False):
+                                more_files = self.recursive_scandir(
+                                    file.path,
+                                    ignore_hidden_files=ignore_hidden_files
+                                )
+                                if more_files:
+                                    files = { **files, **more_files }
+            except PermissionError as error:
+                self._log.warning(f"# Permission denied accessing folder '{path}'")
+            self._log.debug(f"# Found {len(files)} files in '{path}'. Cache contains {self._cache_size()} records.")
+        else:
+            self._log.warning(f"# Folder '{path}' doesn't exist")
         return files
 
     def _init_log(self):