Fixes syntax errors (#16)

* Fixes syntax errors

Author: hiwakaba

Pipfile

@@ -26,3 +26,4 @@ dill = "*"
 
 [packages]
 requests = "*"
+urllib3 = "*"

Pipfile.lock

@@ -279,7 +279,7 @@ def POST(self, r3api: K2hr3Api) -> bool:  # pylint: disable=invalid-name # noqa
         self.urlparams = query
 
         # 3. Constructs headers using K2hr3Api.headers property.
-        if self._hdrs:
+        if self._hdrs:  # type: ignore
             self._hdrs.update(r3api.headers)
 
         # 4. Sends a request.
@@ -303,7 +303,7 @@ def PUT(self, r3api: K2hr3Api) -> bool:  # pylint: disable=invalid-name # noqa
         self.urlparams = query
 
         # 3. Constructs headers using K2hr3Api.headers property.
-        if self._hdrs:
+        if self._hdrs:  # type: ignore
             self._hdrs.update(r3api.headers)
 
         # 5. Sends a request.
@@ -334,7 +334,7 @@ def GET(self, r3api: K2hr3Api) -> bool:   # pylint: disable=invalid-name # noqa
             url = "?".join([self.url, self.urlparams])
 
         # 3. Constructs headers using K2hr3Api.headers property.
-        if self._hdrs:
+        if self._hdrs:  # type: ignore
             self._hdrs.update(r3api.headers)
 
         # 4. Sends a request.
@@ -363,8 +363,8 @@ def HEAD(self, r3api: K2hr3Api) -> bool:   # pylint: disable=invalid-name # noqa
             url = "?".join([self.url, self.urlparams])
 
         # 3. Constructs headers using K2hr3Api.headers property.
-        if self._hdrs:
-            self._hdrs.update(r3api.headers)  # type: ignore
+        if self._hdrs:  # type: ignore
+            self._hdrs.update(r3api.headers)
 
         # 4. Sends a request.
         # NOTE: headers is expected "MutableMapping[str, str]"
@@ -393,8 +393,8 @@ def DELETE(self, r3api: K2hr3Api) -> bool:   # pylint: disable=invalid-name # no
             url = "?".join([self.url, self.urlparams])
 
         # 3. Constructs headers using K2hr3Api.headers property.
-        if self._hdrs:
-            self._hdrs.update(r3api.headers)  # type: ignore
+        if self._hdrs:  # type: ignore
+            self._hdrs.update(r3api.headers)
 
         # 4. Sends a request.
         # NOTE: headers is expected "MutableMapping[str, str]"