fix anno_spacer

Author: DingWB

PyComplexHeatmap/annotations.py

@@ -1501,6 +1501,8 @@ def __init__(
 		self.cmap=None
 		self.colors=None
 		self.color_dict=None
+		self.invert_x=False,
+		self.invert_y=False,
 		self.nrows = 0
 		self.ncols = 0
 

notebooks/advanced_usage.ipynb

@@ -25,7 +25,9 @@
   {
    "cell_type": "markdown",
    "id": "fef5d697",
-   "metadata": {},
+   "metadata": {
+    "jp-MarkdownHeadingCollapsed": true
+   },
    "source": [
     "## A quick example"
    ]
@@ -106,7 +108,9 @@
   {
    "cell_type": "markdown",
    "id": "05b31b36",
-   "metadata": {},
+   "metadata": {
+    "jp-MarkdownHeadingCollapsed": true
+   },
    "source": [
     "## Plotting annotations"
    ]
@@ -362,7 +366,9 @@
   {
    "cell_type": "markdown",
    "id": "ebf1440b",
-   "metadata": {},
+   "metadata": {
+    "jp-MarkdownHeadingCollapsed": true
+   },
    "source": [
     "## Top, bottom, left ,right annotations"
    ]