Added Pipes

src/cpl_cli/cpl_cli.json

@@ -4,7 +4,7 @@
     "Version": {
       "Major": "2022",
       "Minor": "6",
-      "Micro": "3"
+      "Micro": "7"
     },
     "Author": "Sven Heidemann",
     "AuthorEmail": "sven.heidemann@sh-edraft.de",
@@ -16,7 +16,7 @@
     "LicenseName": "MIT",
     "LicenseDescription": "MIT, see LICENSE for more details.",
     "Dependencies": [
-      "cpl-core>=2022.6.3"
+      "cpl-core>=2022.6.7"
     ],
     "PythonVersion": ">=3.10",
     "PythonPath": {},

src/cpl_core/cpl_core.json

@@ -4,7 +4,7 @@
     "Version": {
       "Major": "2022",
       "Minor": "6",
-      "Micro": "3"
+      "Micro": "7"
     },
     "Author": "Sven Heidemann",
     "AuthorEmail": "sven.heidemann@sh-edraft.de",

src/cpl_core/pipes/__init__.py

@@ -0,0 +1,27 @@
+# -*- coding: utf-8 -*-
+
+"""
+cpl-core sh-edraft Common Python library
+~~~~~~~~~~~~~~~~~~~
+
+sh-edraft Common Python library
+
+:copyright: (c) 2020 - 2022 sh-edraft.de
+:license: MIT, see LICENSE for more details.
+
+"""
+
+__title__ = 'cpl_core.pipes'
+__author__ = 'Sven Heidemann'
+__license__ = 'MIT'
+__copyright__ = 'Copyright (c) 2020 - 2022 sh-edraft.de'
+__version__ = '2022.6.3'
+
+from collections import namedtuple
+
+# imports:
+from .first_char_to_lower_pipe import FirstCharToLowerPipe
+from .pipe_abc import PipeABC
+
+VersionInfo = namedtuple('VersionInfo', 'major minor micro')
+version_info = VersionInfo(major='2022', minor='6', micro='3')

src/cpl_core/pipes/first_char_to_lower_pipe.py

@@ -0,0 +1,9 @@
+from cpl_core.pipes.pipe_abc import PipeABC
+
+
+class FirstCharToLowerPipe(PipeABC):
+
+    def __init__(self): pass
+
+    def transform(self, value: any, *args):
+        return f'{value[0].lower()}{value[1:]}'

src/cpl_core/pipes/pipe_abc.py

@@ -0,0 +1,10 @@
+from abc import ABC, abstractmethod
+
+
+class PipeABC(ABC):
+
+    @abstractmethod
+    def __init__(self): pass
+
+    @abstractmethod
+    def transform(self, value: any, *args): pass