“`”<\/p>\n
<pre><code class=""language-python"" lang=""python"">def delBString(a,b):
\n if not isinstance(a,str):
\n raise TypeError(""a is not str"")
\n if not isinstance(b,str):
\n raise TypeError(""b is not str"")
\n if len(a) < len(b):
\n raise Exception('a length must large to b length')
\n result = []
\n flag = False
\n i=0
\n la = len(a)
\n lb = len(b)
\n while i <la:
\n j = 0
\n while j < lb:
\n if i+j < la and a[i+j] == b[j]:
\n j += 1
\n else :
\n j += 1
\n flag = False
\n break
\n flag = True
\n if flag:
\n i += lb
\n else:
\n result.append(a[i])
\n i += 1
\n return """".join(result)
\n<\/code><\/pre><\/p>\n
\u00a0<\/p>\n
<pre><code class=""language-python"" lang=""python"">\u6d4b\u8bd5\u7528\u4f8b\uff1a
\nclass TestdelInnerStringFunctions():
\n def setUp(self):
\n pass
\n def tearDown(self):
\n pass
\n def test_nomorl1(self):
\n assert delBString('asdqwe','we') == 'asdq'
\n def test_nomorl2(self):
\n assert delBString('asdqwe','0') == 'asdqwe'
\n def test_nomorl3(self):
\n assert delBString('\u6d4b\u8bd5asdqwe','we') == '\u6d4b\u8bd5asdq'
\n def test_nomorl4(self):
\n assert delBString('\u6d4b\u8bd5asdqwe','\u6d4b\u8bd5') == 'asdqwe'
\n def test_nomorl5(self):
\n assert delBString('asdqwe','') == 'asdqwe'
\n def test_nomorl6(self):
\n with pytest.raises(TypeError):
\n delBString('', 0)
\n def test_nomorl7(self):
\n with pytest.raises(TypeError):
\n delBString(0, 'as')
\n def test_nomorl8(self):
\n with pytest.raises(TypeError):
\n delBString(True)
\n def test_nomorl9(self):
\n with pytest.raises(Exception) as excinfo:
\n delBString('acd','acde')
\n assert ""a length must large to b length"" in str(excinfo.value)
\n assert excinfo.type == Exception
\n<\/code><\/pre><\/p>\n
<pre><code> "“`
\n<\/code><\/pre>\n","protected":false},"excerpt":{"rendered":"
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