utils.py

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# Created by Leonardo Viana Teixeira at 17/10/2018                                                   #
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import os
import re

# Varibles of the printd Debug function.
DEBUG = True
DEBUG_lvl = 1


def printd(str, lvl=1):
    """
    Function to facilitate the debug.
    It only shows the message if the message lvl is below the DEBUG lvl activated on that moment.
    """
    if DEBUG and DEBUG_lvl >= lvl:
        print("{}".format(str))


def folder_exists(path_save):
    """
    Function that verifies if a folder exist if not it creates the folder.

    :param path_save: str (path)
            Path to be verified/created
    :return: nothing
    """
    if not (os.path.exists(path_save)):
        os.mkdir(path_save)


def read_cfg(file):
    appended_text = []
    with open(file) as f:
        for line in f:
            content = line.strip().replace(" ", "")
            if len(content) and content[0] != "#" and content[0] != ";":
                if content[0] != "+":
                    key, value = content.split("=", 1)
                    appended_text.append("--{}".format(key))
                    readPath(value)
                    appended_text.append(value)
                else:
                    appended_text[-1] = "{}{}".format(appended_text[-1], content[1:])
    return appended_text


def str2bool(v):
    if v.lower() in ('yes', 'true', 't', 'y', '1'):
        return True
    elif v.lower() in ('no', 'false', 'f', 'n', '0'):
        return False
    else:
        raise Exception('Boolean value expected.')


def readPath(path):
    if path.lower()[:2] == "..":
        path = os.path.join(os.path.dirname(__file__), path[3:])
    return path