rewrote config reading and parsing

addresses #437 (closed), #296 and #378 (closed)

saqc/parsing/reader.py

@@ -14,16 +14,16 @@ import json
 import logging
 import warnings
 from pathlib import Path
-from typing import TextIO, Iterable, Any, Tuple, List, Dict, Callable
+from typing import Any, Callable, Dict, Iterable, List, TextIO, Tuple
 from urllib.error import URLError
 from urllib.request import urlopen
 
 import pandas as pd
 
 from saqc import SaQC
+from saqc.exceptions import ParsingError
 from saqc.lib.tools import isQuoted
 from saqc.parsing.visitor import ConfigFunctionParser
-from saqc.exceptions import ParsingError
 
 
 def _readLines(
@@ -79,11 +79,6 @@ def readFile(fname, skip=1) -> pd.DataFrame:
 
 
 def fromConfig(fname, *args, **func_kwargs):
-    warnings.warn(
-        "fromConfig is deprecated, use "
-        "`ConfigReader(*args, **func_kwargs).readCsv(fname)` instead.",
-        DeprecationWarning,
-    )
     return ConfigReader(*args, **func_kwargs).readCsv(fname).run()