Python uos.remove方法代码示例

# 需要导入模块: import uos [as 别名]
# 或者: from uos import remove [as 别名]
def format(self):
        import uos
        log.info("Formatting filesystem ...")

        while uos.listdir("/"):
            lst = uos.listdir("/")
            uos.chdir("/")
            while lst:
                try:
                    uos.remove(lst[0])
                    log.info("Removed '" + uos.getcwd() + "/" + lst[0] + "'")
                    lst = uos.listdir(uos.getcwd())
                except:
                    dir = lst[0]
                    log.info("Directory '" + uos.getcwd() + "/" + dir + "' detected. Opening it...")
                    uos.chdir(dir)
                    lst = uos.listdir(uos.getcwd())
                    if len(lst) == 0:
                        log.info("Directory '" + uos.getcwd() + "' is empty. Removing it...")
                        uos.chdir("..")
                        uos.rmdir(dir)
                        break

        log.info("Format completed successfully") 

# 需要导入模块: import uos [as 别名]
# 或者: from uos import remove [as 别名]
def rm(self, filename):
        """Remove the specified file or directory."""
        command = """
            try:
                import os
            except ImportError:
                import uos as os
            os.remove('{0}')
        """.format(
            filename
        )
        self._pyboard.enter_raw_repl()
        try:
            out = self._pyboard.exec_(textwrap.dedent(command))
        except PyboardError as ex:
            message = ex.args[2].decode("utf-8")
            # Check if this is an OSError #2, i.e. file/directory doesn't exist
            # and rethrow it as something more descriptive.
            if message.find("OSError: [Errno 2] ENOENT") != -1:
                raise RuntimeError("No such file/directory: {0}".format(filename))
            # Check for OSError #13, the directory isn't empty.
            if message.find("OSError: [Errno 13] EACCES") != -1:
                raise RuntimeError("Directory is not empty: {0}".format(filename))
            else:
                raise ex
        self._pyboard.exit_raw_repl() 

# 需要导入模块: import uos [as 别名]
# 或者: from uos import remove [as 别名]
def delete_file(fn):
    # "unlink" gets renamed to "remove" in micropython,
    # so support both
    if hasattr(os, 'unlink'):
        os.unlink(fn)
    else:
        os.remove(fn)


# HTTP headers helpers 

# 需要导入模块: import uos [as 别名]
# 或者: from uos import remove [as 别名]
def run(self):

        # Check if it was downloaded before
        try:
            if self.IS_TEST:
                uos.remove(self.filename)
            else:
                f = open(self.filename, 'r')
                self.display_nametag(bytearray(f.read()))
                f.close()
                return
        except Exception as  e:
            print(e)
            print('nametag image file ({}) loading failure'.format(self.filename))

        # Show container
        self.container.show()
        self.open_status_box()

        # Check network
        try:
          self.check_network()
        except Exception as e:
            self.set_status_text(str(e))
            return

        # Get Device ID
        sta_if = network.WLAN(network.STA_IF)
        deviceId = ''.join('{:02X}'.format(c) for c in sta_if.config('mac'))
        self.set_status_text('Your device ID is {}'.format(deviceId))

        # TODO: Get device owner by device id

        # Download nametag
        try:
            self.download_nametag()
        except Exception as e:
            self.set_status_text(str(e))
            return 

# 需要导入模块: import uos [as 别名]
# 或者: from uos import remove [as 别名]
def log_msg(level, *args):
    global verbose_l
    if verbose_l >= level:
        print(*args)


# close client and remove it from the list 

# 需要导入模块: import uos [as 别名]
# 或者: from uos import remove [as 别名]
def remove_property_file(self, uri):
        import uos
        uos.remove(uri) 

# 需要导入模块: import uos [as 别名]
# 或者: from uos import remove [as 别名]
def rmdir(self, directory, missing_okay=False):
        """Forcefully remove the specified directory and all its children."""
        # Build a script to walk an entire directory structure and delete every
        # file and subfolder.  This is tricky because MicroPython has no os.walk
        # or similar function to walk folders, so this code does it manually
        # with recursion and changing directories.  For each directory it lists
        # the files and deletes everything it can, i.e. all the files.  Then
        # it lists the files again and assumes they are directories (since they
        # couldn't be deleted in the first pass) and recursively clears those
        # subdirectories.  Finally when finished clearing all the children the
        # parent directory is deleted.
        command = """
            try:
                import os
            except ImportError:
                import uos as os
            def rmdir(directory):
                os.chdir(directory)
                for f in os.listdir():
                    try:
                        os.remove(f)
                    except OSError:
                        pass
                for f in os.listdir():
                    rmdir(f)
                os.chdir('..')
                os.rmdir(directory)
            rmdir('{0}')
        """.format(
            directory
        )
        self._pyboard.enter_raw_repl()
        try:
            out = self._pyboard.exec_(textwrap.dedent(command))
        except PyboardError as ex:
            message = ex.args[2].decode("utf-8")
            # Check if this is an OSError #2, i.e. directory doesn't exist
            # and rethrow it as something more descriptive.
            if message.find("OSError: [Errno 2] ENOENT") != -1:
                if not missing_okay:
                    raise RuntimeError("No such directory: {0}".format(directory))
            else:
                raise ex
        self._pyboard.exit_raw_repl()