adding python-language-server example, and content-type header support

examples/python-language-server.py

@@ -0,0 +1,149 @@
+import pylspclient
+import subprocess
+import threading
+
+
+# In order to run this example, you need to have python-language-server module installed.
+# See more information on the project page: https://github.com/palantir/python-language-server
+
+
+class ReadPipe(threading.Thread):
+    def __init__(self, pipe):
+        threading.Thread.__init__(self)
+        self.pipe = pipe
+
+    def run(self):
+        line = self.pipe.readline().decode('utf-8')
+        while line:
+            print(line)
+            line = self.pipe.readline().decode('utf-8')
+
+if __name__ == "__main__":
+    pyls_cmd = ["python", "-m", "pyls"]
+    p = subprocess.Popen(pyls_cmd, stdin=subprocess.PIPE, stdout=subprocess.PIPE, stderr=subprocess.PIPE)
+    read_pipe = ReadPipe(p.stderr)
+    read_pipe.start()
+    json_rpc_endpoint = pylspclient.JsonRpcEndpoint(p.stdin, p.stdout)
+    # To work with socket: sock_fd = sock.makefile()
+    lsp_endpoint = pylspclient.LspEndpoint(json_rpc_endpoint)
+
+    lsp_client = pylspclient.LspClient(lsp_endpoint)
+    capabilities = {'textDocument': {'codeAction': {'dynamicRegistration': True},
+    'codeLens': {'dynamicRegistration': True},
+    'colorProvider': {'dynamicRegistration': True},
+    'completion': {'completionItem': {'commitCharactersSupport': True,
+        'documentationFormat': ['markdown', 'plaintext'],
+        'snippetSupport': True},
+    'completionItemKind': {'valueSet': [1,
+        2,
+        3,
+        4,
+        5,
+        6,
+        7,
+        8,
+        9,
+        10,
+        11,
+        12,
+        13,
+        14,
+        15,
+        16,
+        17,
+        18,
+        19,
+        20,
+        21,
+        22,
+        23,
+        24,
+        25]},
+    'contextSupport': True,
+    'dynamicRegistration': True},
+    'definition': {'dynamicRegistration': True},
+    'documentHighlight': {'dynamicRegistration': True},
+    'documentLink': {'dynamicRegistration': True},
+    'documentSymbol': {'dynamicRegistration': True,
+    'symbolKind': {'valueSet': [1,
+        2,
+        3,
+        4,
+        5,
+        6,
+        7,
+        8,
+        9,
+        10,
+        11,
+        12,
+        13,
+        14,
+        15,
+        16,
+        17,
+        18,
+        19,
+        20,
+        21,
+        22,
+        23,
+        24,
+        25,
+        26]}},
+    'formatting': {'dynamicRegistration': True},
+    'hover': {'contentFormat': ['markdown', 'plaintext'],
+    'dynamicRegistration': True},
+    'implementation': {'dynamicRegistration': True},
+    'onTypeFormatting': {'dynamicRegistration': True},
+    'publishDiagnostics': {'relatedInformation': True},
+    'rangeFormatting': {'dynamicRegistration': True},
+    'references': {'dynamicRegistration': True},
+    'rename': {'dynamicRegistration': True},
+    'signatureHelp': {'dynamicRegistration': True,
+    'signatureInformation': {'documentationFormat': ['markdown', 'plaintext']}},
+    'synchronization': {'didSave': True,
+    'dynamicRegistration': True,
+    'willSave': True,
+    'willSaveWaitUntil': True},
+    'typeDefinition': {'dynamicRegistration': True}},
+    'workspace': {'applyEdit': True,
+    'configuration': True,
+    'didChangeConfiguration': {'dynamicRegistration': True},
+    'didChangeWatchedFiles': {'dynamicRegistration': True},
+    'executeCommand': {'dynamicRegistration': True},
+    'symbol': {'dynamicRegistration': True,
+    'symbolKind': {'valueSet': [1,
+        2,
+        3,
+        4,
+        5,
+        6,
+        7,
+        8,
+        9,
+        10,
+        11,
+        12,
+        13,
+        14,
+        15,
+        16,
+        17,
+        18,
+        19,
+        20,
+        21,
+        22,
+        23,
+        24,
+        25,
+        26]}},'workspaceEdit': {'documentChanges': True},
+    'workspaceFolders': True}}
+    root_uri = 'file:///path/to/python/project'
+    workspace_folders = [{'name': 'python-lsp', 'uri': root_uri}]
+    print(lsp_client.initialize(p.pid, None, root_uri, None, capabilities, "off", workspace_folders))
+    print(lsp_client.initialized())
+
+    lsp_client.shutdown()
+    lsp_client.exit()