Source code for xsdata.utils.text

from typing import List
from typing import Tuple

from xsdata.utils.collections import unique_sequence


[docs]def prefix(string: str, sep: str = ":") -> str: """Return the first part of the string before the separator.""" return split(string, sep)[0]
[docs]def suffix(string: str, sep: str = ":") -> str: """Return the last part of the string after the separator.""" return split(string, sep)[1]
[docs]def split(string: str, sep: str = ":") -> Tuple: """ Separate the given string with the given separator and return a tuple of the prefix and suffix. If the separator isn't present in the string return None as prefix. """ parts = string.split(sep, 1) if len(parts) == 1: return None, string return parts[0], parts[1]
[docs]def collapse_whitespace(string: str) -> str: """Remove excess whitespace and duplicate words.""" return " ".join( unique_sequence([part for part in string.split(" ") if part.strip()]) )
[docs]def capitalize(string: str) -> str: """Capitalize the given string.""" return string[0].upper() + string[1:]
[docs]def pascal_case(string: str) -> str: """Convert the given string to pascal case.""" return "".join([capitalize(part) for part in snake_case(string).split("_") if part])
[docs]def snake_case(string: str) -> str: """Convert the given string to snake case.""" result: List[str] = [] was_upper = False for char in string: if char.isalnum(): if char.isupper(): if not was_upper and result and result[-1] != "_": result.append("_") was_upper = True else: was_upper = False result.append(char.lower()) else: was_upper = False if result and result[-1] != "_": result.append("_") return "".join(result).strip("_")