Exemple #1
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def get_strings(str_arr):
    """Return a list of strings from a character array.

    Strip the whitespace from the right and recode it as utf-8.
    """
    return [line.rstrip(' \0').encode('latin-1').decode('utf-8')
            for line in chars_to_strings(str_arr)]
Exemple #2
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    def get_strings(str_arr):
        """Return a list of strings from a character array.

        Strip the whitespace from the right and recode it as utf-8.
        """
        return [line.rstrip(' \0').encode('latin-1').decode('utf-8')
                for line in chars_to_strings(str_arr)]
Exemple #3
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def get_strings_no_decode(str_arr):
    """Return a list of strings from a character array.

    Strip the whitespace from the right and return it to the character set it
    was saved in.
    """
    return [line.rstrip(' \0').encode('latin-1')
            for line in chars_to_strings(str_arr)]
Exemple #4
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    def get_strings(str_arr):
        """Return a list of strings from a character array.

        Strip the whitespace from the right and return it to the character set
        it was saved in.
        """
        return [line.rstrip(' \0').encode('latin-1')
                for line in chars_to_strings(str_arr)]
Exemple #5
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def test_chars_strings():
    # chars as strings
    strings = ['learn ', 'python', 'fast  ', 'here  ']
    str_arr = np.array(strings, dtype='U6')  # shape (4,)
    chars = [list(s) for s in strings]
    char_arr = np.array(chars, dtype='U1')  # shape (4,6)
    assert_array_equal(chars_to_strings(char_arr), str_arr)
    ca2d = char_arr.reshape((2, 2, 6))
    sa2d = str_arr.reshape((2, 2))
    assert_array_equal(chars_to_strings(ca2d), sa2d)
    ca3d = char_arr.reshape((1, 2, 2, 6))
    sa3d = str_arr.reshape((1, 2, 2))
    assert_array_equal(chars_to_strings(ca3d), sa3d)
    # Fortran ordered arrays
    char_arrf = np.array(chars, dtype='U1', order='F')  # shape (4,6)
    assert_array_equal(chars_to_strings(char_arrf), str_arr)
    # empty array
    arr = np.array([['']], dtype='U1')
    out_arr = np.array([''], dtype='U1')
    assert_array_equal(chars_to_strings(arr), out_arr)
Exemple #6
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def test_chars_strings():
    # chars as strings
    strings = ['learn ', 'python', 'fast  ', 'here  ']
    str_arr = np.array(strings, dtype='U6')  # shape (4,)
    chars = [list(s) for s in strings]
    char_arr = np.array(chars, dtype='U1')  # shape (4,6)
    assert_array_equal(chars_to_strings(char_arr), str_arr)
    ca2d = char_arr.reshape((2,2,6))
    sa2d = str_arr.reshape((2,2))
    assert_array_equal(chars_to_strings(ca2d), sa2d)
    ca3d = char_arr.reshape((1,2,2,6))
    sa3d = str_arr.reshape((1,2,2))
    assert_array_equal(chars_to_strings(ca3d), sa3d)
    # Fortran ordered arrays
    char_arrf = np.array(chars, dtype='U1', order='F')  # shape (4,6)
    assert_array_equal(chars_to_strings(char_arrf), str_arr)
    # empty array
    arr = np.array([['']], dtype='U1')
    out_arr = np.array([''], dtype='U1')
    assert_array_equal(chars_to_strings(arr), out_arr)
def test_chars_strings():
    # chars as strings
    strings = ["learn ", "python", "fast  ", "here  "]
    str_arr = np.array(strings, dtype="U6")  # shape (4,)
    chars = [list(s) for s in strings]
    char_arr = np.array(chars, dtype="U1")  # shape (4,6)
    assert_array_equal(chars_to_strings(char_arr), str_arr)
    ca2d = char_arr.reshape((2, 2, 6))
    sa2d = str_arr.reshape((2, 2))
    assert_array_equal(chars_to_strings(ca2d), sa2d)
    ca3d = char_arr.reshape((1, 2, 2, 6))
    sa3d = str_arr.reshape((1, 2, 2))
    assert_array_equal(chars_to_strings(ca3d), sa3d)
    # Fortran ordered arrays
    char_arrf = np.array(chars, dtype="U1", order="F")  # shape (4,6)
    assert_array_equal(chars_to_strings(char_arrf), str_arr)
    # empty array
    arr = np.array([[""]], dtype="U1")
    out_arr = np.array([""], dtype="U1")
    assert_array_equal(chars_to_strings(arr), out_arr)