(self, args, stdin=None, stdout=None, stderr=None, **kwds)
| 128 | The stdin, stdout, stderr are None or instances of PipeHandle. |
| 129 | """ |
| 130 | def __init__(self, args, stdin=None, stdout=None, stderr=None, **kwds): |
| 131 | assert not kwds.get('universal_newlines') |
| 132 | assert kwds.get('bufsize', 0) == 0 |
| 133 | stdin_rfd = stdout_wfd = stderr_wfd = None |
| 134 | stdin_wh = stdout_rh = stderr_rh = None |
| 135 | if stdin == PIPE: |
| 136 | stdin_rh, stdin_wh = pipe(overlapped=(False, True), duplex=True) |
| 137 | stdin_rfd = msvcrt.open_osfhandle(stdin_rh, os.O_RDONLY) |
| 138 | else: |
| 139 | stdin_rfd = stdin |
| 140 | if stdout == PIPE: |
| 141 | stdout_rh, stdout_wh = pipe(overlapped=(True, False)) |
| 142 | stdout_wfd = msvcrt.open_osfhandle(stdout_wh, 0) |
| 143 | else: |
| 144 | stdout_wfd = stdout |
| 145 | if stderr == PIPE: |
| 146 | stderr_rh, stderr_wh = pipe(overlapped=(True, False)) |
| 147 | stderr_wfd = msvcrt.open_osfhandle(stderr_wh, 0) |
| 148 | elif stderr == STDOUT: |
| 149 | stderr_wfd = stdout_wfd |
| 150 | else: |
| 151 | stderr_wfd = stderr |
| 152 | try: |
| 153 | super().__init__(args, stdin=stdin_rfd, stdout=stdout_wfd, |
| 154 | stderr=stderr_wfd, **kwds) |
| 155 | except: |
| 156 | for h in (stdin_wh, stdout_rh, stderr_rh): |
| 157 | if h is not None: |
| 158 | _winapi.CloseHandle(h) |
| 159 | raise |
| 160 | else: |
| 161 | if stdin_wh is not None: |
| 162 | self.stdin = PipeHandle(stdin_wh) |
| 163 | if stdout_rh is not None: |
| 164 | self.stdout = PipeHandle(stdout_rh) |
| 165 | if stderr_rh is not None: |
| 166 | self.stderr = PipeHandle(stderr_rh) |
| 167 | finally: |
| 168 | if stdin == PIPE: |
| 169 | os.close(stdin_rfd) |
| 170 | if stdout == PIPE: |
| 171 | os.close(stdout_wfd) |
| 172 | if stderr == PIPE: |
| 173 | os.close(stderr_wfd) |
nothing calls this directly
no test coverage detected