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How to use list_test method in stestr

Best Python code snippet using stestr_python

type_check.py

Source:type_check.py

1# Author: Xinshuo Weng2# email: xinshuo.weng@gmail.com3# this file includes functions checking the datatype and equality of input variables4import os, numpy as np, sys5from PIL import Image6############################################################# basic and customized datatype7# note:8#       the tuple with length of 1 is equivalent to just the single element, it is not a tuple anymore9#       the boolean value True and False are the scalar value 1 and 0 respectively10def isstring(string_test):11	if sys.version_info[0] < 3:12		return isinstance(string_test, basestring)13	else:14		return isinstance(string_test, str)15def islist(list_test):16	return isinstance(list_test, list)17def islogical(logical_test):18	return isinstance(logical_test, bool)19def isnparray(nparray_test):20	return isinstance(nparray_test, np.ndarray)21def istuple(tuple_test):22	return isinstance(tuple_test, tuple)23def isfunction(func_test):24	return callable(func_test)25def isdict(dict_test):26	return isinstance(dict_test, dict)27def isext(ext_test):28	'''29	check if it is an extension, only '.something' is an extension, multiple extension is not a valid extension30	'''31	return isstring(ext_test) and ext_test[0] == '.' and len(ext_test) > 1 and ext_test.count('.') == 132def isrange(range_test):33	'''34	check if it is a data range: such as [0, 1], (0, 1), array([0, 1]), the min must not bigger than the max35	'''36	return is2dpts(range_test) and range_test[0] <= range_test[1]37def isscalar(scalar_test):38	try: return isinteger(scalar_test) or isfloat(scalar_test)39	except TypeError: return False40############################################################# value41def isinteger(integer_test):42	if isnparray(integer_test): return False43	try: return isinstance(integer_test, int) or int(integer_test) == integer_test44	except ValueError: return False45	except TypeError: return False46def isfloat(float_test):47	return isinstance(float_test, float)48def ispositiveinteger(integer_test):49	return isinteger(integer_test) and integer_test > 050def isnonnegativeinteger(integer_test):51	return isinteger(integer_test) and integer_test >= 052def ifconfscalar(scalar_test):53	return isscalar(scalar_test) and scalar_test >= 0 and scalar_test <= 154def isuintnparray(nparray_test):55	return isnparray(nparray_test) and nparray_test.dtype == 'uint8'56def isfloatnparray(nparray_test):57	return isnparray(nparray_test) and nparray_test.dtype == 'float32'58def isnannparray(nparray_test):59	return isnparray(nparray_test) and bool(np.isnan(nparray_test).any())60############################################################# list61def islistoflist(list_test):62	if not islist(list_test): return False63	return all(islist(tmp) for tmp in list_test) and len(list_test) > 064def islistofstring(list_test):65	if not islist(list_test): return False66	return all(isstring(tmp) for tmp in list_test) and len(list_test) >= 067def islistofimage(list_test):68	if not islist(list_test): return False69	return all(isimage(tmp) for tmp in list_test) and len(list_test) >= 070def islistofdict(list_test):71	if not islist(list_test): return False72	return all(isdict(tmp) for tmp in list_test) and len(list_test) >= 073def islistofscalar(list_test):74	if not islist(list_test): return False75	return all(isscalar(tmp) for tmp in list_test) and len(list_test) >= 076def islistofpositiveinteger(list_test):77	if not islist(list_test): return False78	return all(ispositiveinteger(tmp) for tmp in list_test) and len(list_test) >= 079def islistofnonnegativeinteger(list_test):80	if not islist(list_test): return False81	return all(isnonnegativeinteger(tmp) for tmp in list_test) and len(list_test) >= 082############################################################# path 83# note:84#		empty path is not valid, a path of whitespace ' ' is valid85def is_path_valid(pathname):86	try:  87		if not isstring(pathname) or not pathname: return False88	except TypeError: return False89	else: return True90def is_path_creatable(pathname):91	'''92	if any previous level of parent folder exists, returns true93	'''94	if not is_path_valid(pathname): return False95	pathname = os.path.normpath(pathname)96	pathname = os.path.dirname(os.path.abspath(pathname))97	# recursively to find the previous level of parent folder existing98	while not is_path_exists(pathname):     99		pathname_new = os.path.dirname(os.path.abspath(pathname))100		if pathname_new == pathname: return False101		pathname = pathname_new102	return os.access(pathname, os.W_OK)103def is_path_exists(pathname):104	try: return is_path_valid(pathname) and os.path.exists(pathname)105	except OSError: return False106def is_path_exists_or_creatable(pathname):107	try: return is_path_exists(pathname) or is_path_creatable(pathname)108	except OSError: return False109def isfile(pathname):110	if is_path_valid(pathname):111		pathname = os.path.normpath(pathname)112		name = os.path.splitext(os.path.basename(pathname))[0]113		ext = os.path.splitext(pathname)[1]114		return len(name) > 0 and len(ext) > 0115	else: return False;116def isfolder(pathname):117	'''118	if '.' exists in the subfolder, the function still justifies it as a folder. e.g., /mnt/dome/adhoc_0.5x/abc is a folder119	if '.' exists after all slashes, the function will not justify is as a folder. e.g., /mnt/dome/adhoc_0.5x is NOT a folder120	'''121	if is_path_valid(pathname):122		pathname = os.path.normpath(pathname)123		if pathname == './': return True124		name = os.path.splitext(os.path.basename(pathname))[0]125		ext = os.path.splitext(pathname)[1]126		return len(name) > 0 and len(ext) == 0127	else: return False128############################################################# images129def isimsize(size_test):130	'''131	shape check for images132	'''133	return is2dpts(size_test)134def ispilimage(image_test):135	return isinstance(image_test, Image.Image)136def iscolorimage_dimension(image_test):137	'''138	dimension check for RGB color images (or RGBA)139	'''140	if ispilimage(image_test): image_test = np.array(image_test)141	return isnparray(image_test) and image_test.ndim == 3 and (image_test.shape[2] == 3 or image_test.shape[2] == 4)142def isgrayimage_dimension(image_test):143	'''144	dimension check for gray images145	'''146	if ispilimage(image_test): image_test = np.array(image_test)147	return isnparray(image_test) and (image_test.ndim == 2 or (image_test.ndim == 3 and image_test.shape[2] == 1))148def isimage_dimension(image_test):149	'''150	dimension check for images151	'''152	return iscolorimage_dimension(image_test) or isgrayimage_dimension(image_test)153def isuintimage(image_test):154	'''155	value check for uint8 images156	'''157	if ispilimage(image_test): image_test = np.array(image_test)158	if not isimage_dimension(image_test): return False159	return image_test.dtype == 'uint8'		# if uint8, must in [0, 255]160def isfloatimage(image_test):161	'''162	value check for float32 images163	'''164	if ispilimage(image_test): image_test = np.array(image_test)165	if not isimage_dimension(image_test): return False166	if not image_test.dtype == 'float32': return False167	item_check_le = (image_test <= 1.0)168	item_check_se = (image_test >= 0.0)169	return bool(item_check_le.all()) and bool(item_check_se.all())170def isnpimage(image_test):171	'''172	check if it is an uint8 or float32 numpy valid image173	'''174	return isnparray(image_test) and (isfloatimage(image_test) or isuintimage(image_test))175def isimage(image_test):176	return isnpimage(image_test) or ispilimage(image_test)177############################################################# geometry178def is2dpts(pts_test):179	'''180	2d point coordinate, numpy array or list or tuple with 2 elements181	'''182	return (isnparray(pts_test) or islist(pts_test) or istuple(pts_test)) and np.array(pts_test).size == 2183def is3dpts(pts_test):184	'''185	numpy array or list or tuple with 3 elements186	'''187	return (isnparray(pts_test) or islist(pts_test) or istuple(pts_test)) and np.array(pts_test).size == 3188def is2dhomopts(pts_test):189	'''190	2d homogeneous point coordinate, numpy array or list or tuple with 3 elements191	'''192	return is3dpts(pts_test)193def is2dptsarray(pts_test):194    '''195    numpy array with [2, N], N >= 0196    '''197    return isnparray(pts_test) and pts_test.shape[0] == 2 and len(pts_test.shape) == 2 and pts_test.shape[1] >= 0198def is3dptsarray(pts_test):199    '''200    numpy array with [3, N], N >= 0201    '''202    return isnparray(pts_test) and pts_test.shape[0] == 3 and len(pts_test.shape) == 2 and pts_test.shape[1] >= 0                   203def is4dptsarray(pts_test):204    '''205    numpy array with [4, N], N >= 0206    '''207    return isnparray(pts_test) and pts_test.shape[0] == 4 and len(pts_test.shape) == 2 and pts_test.shape[1] >= 0                   208def is2dptsarray_occlusion(pts_test):209    '''210    numpy array with [3, N], N >= 0. The third row represents occlusion, which contains only 1 or 0 or -1211    '''212    return is3dptsarray(pts_test) and bool((np.logical_or(np.logical_or(pts_test[2, :] == 0, pts_test[2, :] == 1), pts_test[2, :] == -1)).all())213def is2dptsarray_confidence(pts_test):214    '''215    numpy array with [3, N], N >= 0, the third row represents confidence, which contains a floating value bwtween [-1, 2] (as sometimes is 1.01 or -0.01)216    '''217    return is3dptsarray(pts_test) and bool((pts_test[2, :] >= -1).all()) and bool((pts_test[2, :] <= 2).all())218def is2dptsarray_homogeneous(pts_test):219    '''220    numpy array with [3, N], N >= 0221    '''222    return is3dptsarray(pts_test)223def is3dptsarray_homogeneous(pts_test):224    '''225    numpy array with [4, N], N >= 0226    '''227    return isnparray(pts_test) and pts_test.shape[0] == 4 and len(pts_test.shape) == 2 and pts_test.shape[1] >= 0                   228def is3dhomopts(pts_test):229    '''230    numpy array or list or tuple with 3 elements231    '''232    return (isnparray(pts_test) or islist(pts_test) or istuple(pts_test)) and np.array(pts_test).size == 4233def is2dhomoline(line_test):234    '''235    numpy array or list or tuple with 3 elements236    '''237    return is2dhomopts(line_test)238def islinesarray(line_test):239    return is3dptsarray_homogeneous(line_test)240def isbbox(bbox_test):241    return isnparray(bbox_test) and islinesarray(bbox_test.transpose())			# N x 4242def iscenterbbox(bbox_test):...

test.py

Source:test.py

1print('--- numbic---')2print(2+3*4)3print((2+3)*4)4print(2**10)  # å¹³æ¹5print(6/3)6print(7/3)7print(7//3)  # åæ´é¤8print(7 % 3)  # remain9print(3/6)10print(3//6)11print(3 % 6)12print(2**100)13# ------------------14print('--- bool ---')15print(5 > 1 and 5 < 10)16print(not (5 < 3))17# -----18print('---- Collection Data Types')19list_test = [1, 3, True, 5, 3]20list_test2 = [2, 3, 3, 4]21print('list->', list_test)22print('list slicing->', list_test[1:4])23print('list in ->', 1 in list_test)24print('list len ->', len(list_test))25print('list concatentation ->', list_test + list_test2)26list_test.append('appended')27print('list append ->', list_test)28print('list repeat -> ', list_test * 3)29print('range ->', range(10))30print('range to List->', list(range(10)))31print('range 5 -10->', range(5, 10))32print('range 5-10,asc step->', list(range(10, 5, -1)))33print('-------- tuple -----')34tuple_test = {35    3, 6, 'cat', 4, 5, False36}37tuple_test_2 = {38    3, 6, False39}40print('tuple', tuple_test)41print('tuple <= ->', tuple_test_2 <= tuple_test)42print('----- dictionary')43dict = {44    'iowa': 'dfsdf',45    'widfdf': 'dfsdf'46}47print(dict)48print('get it =>', dict.get('iowa'))49print('get it =>', dict['iowa'])...

hackerrank_list.py

Source:hackerrank_list.py

1if __name__ == '__main__':2    N = int(raw_input())3    list_test = []4    for i in range(N):5        command = raw_input()6        command_array = command.split(" ")7        if command_array[0] == "print":8            print list_test9        elif command_array[0] == "reverse":10            if list_test:11                list_test.reverse()12        elif command_array[0] == "sort":13            if list_test:14                list_test.sort()15        elif command_array[0] == "pop":16            if list_test:17                list_test.pop()18        elif command_array[0] == "remove":19            for i in range(1,len(command_array)):20                if int(command_array[i]) in list_test:21                    list_test.remove(int(command_array[i])) 22        elif command_array[0] == "append":23            for i in range(1,len(command_array)): 24                list_test.append(int(command_array[i])) 25        elif command_array[0] == "insert": 26            list_test.insert(int(command_array[1]), int(command_array[2]))...

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