✏️ Fix minor typo in documentation

cliconfig/dict_routines.py

@@ -70,7 +70,7 @@ def merge_flat(
     if not allow_new_keys:
         # Check that there are no new keys in dict2
         for key in flat_dict2:
-            if key not in flat_dict1.keys():
+            if key not in flat_dict1:
                 raise ValueError(
                     f"New parameter found '{key}' in that is not in the original "
                     "dict."

docs/processing.md

@@ -262,7 +262,7 @@ class ProcessPrintSorted(Processing):
         return flat_config
 
 # And to use it:
-config = make_config("main.yaml", process_list=[ProcessProtect()])
+config = make_config("main.yaml", process_list=[ProcessPrintSorted()])
 ```
 
 **Important note**: After all pre-merge processings, the config should no longer contains
@@ -281,7 +281,7 @@ on the config are not actually to merge, save, and load a config, but rather:
 
 These three operations are in `cliconfig.process_routines` and called
 `merge_processing`, `save_processing`, and `load_processing`, respectively. They
-takes as input a Config object that contains as we see the list of processing.
+take as input a Config object that contains as we see the list of processing.
 
 Now, the trick is that sometimes we want to apply these operations to the processing
 themselves, particularly when we want to modify a part of the configuration instead

docs/quickstart.md

@@ -57,10 +57,8 @@ file (space is important) but as a parameter called "config" with value "first.y
 (it then raises an error if no "config" parameter is on the default config).
 
 ```bash
-
 Now the config look like this:
 
-```python
 Config:
     param1: -1  # (overridden by second.yaml)
     param2: -2  # (overridden by command line args)

requirements-dev.txt

@@ -8,4 +8,4 @@ pytest
 pytest-check
 pytest-cov
 pytest-mock
-ruff==0.0.261
+ruff==0.0.287