doc: modified two source files

src/ansys/dpf/core/custom_operator.py

@@ -31,7 +31,7 @@
 import abc
 import ctypes
 import os
-import pathlib
+from pathlib import Path
 import re
 import shutil
 import tempfile
@@ -85,23 +85,23 @@ def update_virtual_environment_for_custom_operators(
         raise NotImplementedError(
             "Updating the dpf-site.zip of a DPF Server is only available when InProcess."
         )
-    current_dpf_site_zip_path = os.path.join(server.ansys_path, "dpf", "python", "dpf-site.zip")
+    current_dpf_site_zip_path = Path(server.ansys_path) / "dpf" / "python" / "dpf-site.zip"
     # Get the path to where we store the original dpf-site.zip
-    original_dpf_site_zip_path = os.path.join(
-        server.ansys_path, "dpf", "python", "original", "dpf-site.zip"
+    original_dpf_site_zip_path = (
+        Path(server.ansys_path) / "dpf" / "python" / "original" / "dpf-site.zip"
     )
     # Restore the original dpf-site.zip
     if restore_original:
-        if os.path.exists(original_dpf_site_zip_path):
+        if original_dpf_site_zip_path.exists():
             shutil.move(src=original_dpf_site_zip_path, dst=current_dpf_site_zip_path)
-            os.rmdir(os.path.dirname(original_dpf_site_zip_path))
+            original_dpf_site_zip_path.parent.rmdir()
         else:
             warnings.warn("No original dpf-site.zip found. Current is most likely the original.")
     else:
         # Store original dpf-site.zip for this DPF Server if no original is stored
-        if not os.path.exists(os.path.dirname(original_dpf_site_zip_path)):
-            os.mkdir(os.path.dirname(original_dpf_site_zip_path))
-        if not os.path.exists(original_dpf_site_zip_path):
+        if not original_dpf_site_zip_path.parent.exists():
+            original_dpf_site_zip_path.parent.mkdir()
+        if not original_dpf_site_zip_path.exists():
             shutil.move(src=current_dpf_site_zip_path, dst=original_dpf_site_zip_path)
         # Get the current paths to site_packages
         import site
@@ -111,59 +111,60 @@ def update_virtual_environment_for_custom_operators(
         # Get the first one targeting an actual site-packages folder
         for path_to_site_packages in paths_to_current_site_packages:
             if path_to_site_packages[-13:] == "site-packages":
-                current_site_packages_path = pathlib.Path(path_to_site_packages)
+                current_site_packages_path = Path(path_to_site_packages)
                 break
         if current_site_packages_path is None:
             warnings.warn("Could not find a currently loaded site-packages folder to update from.")
             return
         # If an ansys.dpf.core.path file exists, then the installation is editable
-        search_path = pathlib.Path(current_site_packages_path)
+        search_path = current_site_packages_path
         potential_editable = list(search_path.rglob("__editable__.ansys_dpf_core-*.pth"))
         if potential_editable:
             path_file = potential_editable[0]
         else:  # Keep for older setuptools versions
-            path_file = os.path.join(current_site_packages_path, "ansys.dpf.core.pth")
-        if os.path.exists(path_file):
+            path_file = current_site_packages_path / "ansys.dpf.core.pth"
+        if path_file.exists():
             # Treat editable installation of ansys-dpf-core
-            with open(path_file, "r") as f:
+            with path_file.open("r") as f:
                 current_site_packages_path = f.readline().strip()
         with tempfile.TemporaryDirectory() as tmpdir:
-            os.mkdir(os.path.join(tmpdir, "ansys_dpf_core"))
-            ansys_dir = os.path.join(tmpdir, "ansys_dpf_core")
-            os.mkdir(os.path.join(ansys_dir, "ansys"))
-            os.mkdir(os.path.join(ansys_dir, "ansys", "dpf"))
-            os.mkdir(os.path.join(ansys_dir, "ansys", "grpc"))
+            tmpdir = Path(tmpdir)
+            ansys_dir = tmpdir / "ansys_dpf_core"
+            ansys_dir.mkdir()
+            ansys_dir.joinpath("ansys").mkdir()
+            ansys_dir.joinpath("ansys", "dpf").mkdir()
+            ansys_dir.joinpath("ansys", "grpc").mkdir()
             shutil.copytree(
-                src=os.path.join(current_site_packages_path, "ansys", "dpf", "core"),
-                dst=os.path.join(ansys_dir, "ansys", "dpf", "core"),
+                src=current_site_packages_path / "ansys" / "dpf" / "core",
+                dst=ansys_dir / "ansys" / "dpf" / "core",
                 ignore=lambda directory, contents: ["__pycache__", "result_files"],
             )
             shutil.copytree(
-                src=os.path.join(current_site_packages_path, "ansys", "dpf", "gate"),
-                dst=os.path.join(ansys_dir, "ansys", "dpf", "gate"),
+                src=current_site_packages_path / "ansys" / "dpf" / "gate",
+                dst=ansys_dir / "ansys" / "dpf" / "gate",
                 ignore=lambda directory, contents: ["__pycache__"],
             )
             shutil.copytree(
-                src=os.path.join(current_site_packages_path, "ansys", "grpc", "dpf"),
-                dst=os.path.join(ansys_dir, "ansys", "grpc", "dpf"),
+                src=current_site_packages_path / "ansys" / "grpc" / "dpf",
+                dst=ansys_dir / "ansys" / "grpc" / "dpf",
                 ignore=lambda directory, contents: ["__pycache__"],
             )
             # Find the .dist_info folder
             pattern = re.compile(r"^ansys_dpf_core\S*")
-            for p in pathlib.Path(current_site_packages_path).iterdir():
+            for p in current_site_packages_path.iterdir():
                 if p.is_dir():
                     # print(p.stem)
                     if re.search(pattern, p.stem):
                         dist_info_path = p
                         break
             shutil.copytree(
                 src=dist_info_path,
-                dst=os.path.join(ansys_dir, dist_info_path.name),
+                dst=ansys_dir / dist_info_path.name,
             )
             # Zip the files as dpf-site.zip
-            base_name = os.path.join(tmpdir, "ansys_dpf_core_zip")
+            base_name = tmpdir / "ansys_dpf_core_zip"
             base_dir = "."
-            root_dir = os.path.join(tmpdir, "ansys_dpf_core")  # OK
+            root_dir = tmpdir / "ansys_dpf_core"  # OK
             shutil.make_archive(
                 base_name=base_name, root_dir=root_dir, base_dir=base_dir, format="zip"
             )

src/ansys/dpf/core/data_sources.py

@@ -28,6 +28,7 @@
 """
 
 import os
+from pathlib import Path
 import warnings
 import traceback
 from typing import Union
@@ -142,7 +143,7 @@ def set_result_file_path(self, filepath, key=""):
         ['/tmp/file.rst']
 
         """
-        extension = os.path.splitext(filepath)[1]
+        extension = Path(filepath).suffix
         # Handle .res files from CFX
         if key == "" and extension == ".res":
             key = "cas"
@@ -162,7 +163,7 @@ def set_result_file_path(self, filepath, key=""):
     def guess_result_key(filepath: str) -> str:
         """Guess result key for files without a file extension."""
         result_keys = ["d3plot", "binout"]
-        base_name = os.path.basename(filepath)
+        base_name = Path(filepath).name
         # Handle files without extension
         for result_key in result_keys:
             if result_key in base_name:
@@ -172,14 +173,13 @@ def guess_result_key(filepath: str) -> str:
     @staticmethod
     def guess_second_key(filepath: str) -> str:
         """For files with an h5 or cff extension, look for another extension."""
+
+        # These files usually end with .cas.h5 or .dat.h5
         accepted = ["cas", "dat"]
-        without_ext = os.path.splitext(filepath)[0]
-        new_split = os.path.splitext(without_ext)
+        new_split = Path(filepath).suffixes
         new_key = ""
-        if len(new_split) > 1:
-            key = new_split[1][1:]
-            if key in accepted:
-                new_key = key
+        if new_split[0] in accepted:
+            new_key = new_split[0]
         return new_key
 
     def set_domain_result_file_path(
@@ -241,9 +241,12 @@ def add_file_path(self, filepath, key="", is_domain: bool = False, domain_id=0):
 
         """
         # The filename needs to be a fully qualified file name
-        if not os.path.dirname(filepath):
+        # if not os.path.dirname(filepath)
+
+        filepath = Path(filepath)
+        if not filepath.parent.name:
             # append local path
-            filepath = os.path.join(os.getcwd(), os.path.basename(filepath))
+            filepath = Path.cwd() / filepath.name
         if is_domain:
             if key == "":
                 raise NotImplementedError("A key must be given when using is_domain=True.")
@@ -280,9 +283,10 @@ def add_domain_file_path(self, filepath, key, domain_id):
 
         """
         # The filename needs to be a fully qualified file name
-        if not os.path.dirname(filepath):
+        filepath = Path(filepath)
+        if not filepath.parent.name:
             # append local path
-            filepath = os.path.join(os.getcwd(), os.path.basename(filepath))
+            filepath = Path.cwd() / filepath.name
         self._api.data_sources_add_domain_file_path_with_key_utf8(
             self, str(filepath), key, domain_id
         )
@@ -307,9 +311,10 @@ def add_file_path_for_specified_result(self, filepath, key="", result_key=""):
             The default is ``""``, in which case the key is found directly.
         """
         # The filename needs to be a fully qualified file name
-        if not os.path.dirname(filepath):
+        filepath = Path(filepath)
+        if not filepath.parent.name:
             # append local path
-            filepath = os.path.join(os.getcwd(), os.path.basename(filepath))
+            filepath = Path.cwd() / filepath.name
 
         self._api.data_sources_add_file_path_for_specified_result_utf8(
             self, str(filepath), key, result_key