Source code for pykube.utils

import re
from typing import List

try:
    from jsonpath_ng import parse as jsonpath

    jsonpath_installed = True
except ImportError:
    jsonpath_installed = False

from itertools import zip_longest


empty = object()


[docs]def obj_merge(obj, original_obj, is_strategic=True): c = {} for k, v in obj.items(): if k not in original_obj: c[k] = v else: c[k] = obj_check(v, original_obj[k], is_strategic) if is_strategic is True: for k, v in original_obj.items(): if k not in obj: c[k] = v return c
[docs]def obj_check(obj_value, original_obj_value, is_strategic=True): check_result = None if not isinstance(obj_value, type(original_obj_value)): check_result = obj_value else: if isinstance(obj_value, dict): check_result = obj_merge(obj_value, original_obj_value, is_strategic) elif isinstance(obj_value, list): if is_strategic: res_list = [] for x, y in zip_longest(obj_value, original_obj_value, fillvalue=empty): if x is empty: res_list.append(y) elif y is empty: res_list.append(x) else: res_list.append(obj_check(x, y, is_strategic)) check_result = res_list else: check_result = obj_value else: check_result = obj_value return check_result
[docs]def jsonpath_parse(template, obj): def repl(m): path = m.group(2) if not path.startswith("$"): path = "$" + path return jsonpath(path).find(obj)[0].value return re.sub(r"(\{([^\}]*)\})", repl, template)
[docs]def join_url_path(*components, join_empty: bool = False) -> str: """Join given URL path components and return absolute path starting with '/'.""" new_comps: List[str] = [] for comp in components: comp = comp.strip("/") if comp in ("", "."): continue else: new_comps.append(comp) if components and components[-1] == "" and join_empty: trailing_slash = True elif components and components[-1] == "/": trailing_slash = True else: trailing_slash = False if trailing_slash: new_comps.append("") path = "/".join(new_comps) return "/" + path