import os
import shutil
src = r"C:\Users\Gali\Documents\A"
dst = r"C:\Users\Gali\Documents\C"
txt_only = r"C:\Users\Gali\Documents\T"

if not os.path.exists(dst):
    os.mkdir(dst)

def copy_tree(src, dst, txt_only = r"C:\Users\Gali\Documents\T"):
    for item in os.listdir(src):
        s = os.path.join(src, item)
        d = os.path.join(dst, item)
        if item.lower().endswith(".txt"):
            t = os.path.join(txt_only, item)
            if not os.path.exists(t):
                shutil.copy2(s, t)

        if os.path.isdir(s):
            shutil.copytree(s, d)
            copy_tree(s, d, txt_only)
        else:
            shutil.copy2(s, d)

copy_tree(src,dst)

"""copy everything from directory to an existing directory
def copytree(src, dst, txt_only):
    for item in os.listdir(src):
        s = os.path.join(src, item)
        d = os.path.join(dst, item)
        if item.lower().endswith(".txt"):
            t = os.path.join(txt_only, item)
            if not os.path.exists(t):
                shutil.copy2(s, t)

        if os.path.isdir(s):
            shutil.copytree(s, d)
        else:
            shutil.copy2(s, d)


#copy everything from directory to an existing directory
def copytree(src, dst, txt_only = r"C:\Users\Gali\Documents\T"):
    for item in os.listdir(src):
        s = os.path.join(src, item)
        s = s.replace(r"\\", r"/")


        print(item)
        print(s)

        d = os.path.join(dst, item)
        d = d.replace(r"\\", r"/")
        print(d)
        print(dst)


        t = os.path.join(txt_only, item)
        print(t)
        if item.endswith(".txt"):
            t = t.replace(r"\\", r"/")
            shutil.copy2(s, t)

        if os.path.isdir(s):
            print("yes")
            shutil.copytree(s, d)
        else:
            shutil.copy2(s, d)





#copy everything from directory to an existing directory
def copy_tree(src, dst, txt_only = r"C:\Users\Gali\Documents\T\\"):
    for item in os.listdir(src):
        s = os.path.join(src, item)
        s = s.replace(r"\\", r"/")

        d = os.path.join(dst, item)
        d = d.replace(r"\\", r"/")

        t = os.path.join(txt_only, item)
        t = t.replace(r"\\", r"/")

        if item.endswith(".txt"):
            shutil.copy(s, t)

        if os.path.isdir(s):
            shutil.copy(s, d)
            copy_tree(s, d)
        else:
            shutil.copy(s, d)

copy_tree(src,dst)"""