Update Python dependencies

Author: mdmintz

requirements.txt

@@ -32,7 +32,8 @@ more-itertools==8.8.0;python_version>="3.5"
 cssselect==1.1.0
 filelock==3.0.12
 fasteners==0.16;python_version<"3.6"
-fasteners==0.16.1;python_version>="3.6"
+fasteners==0.16.3;python_version>="3.6"
+execnet==1.9.0
 pluggy==0.13.1
 py==1.8.1;python_version<"3.5"
 py==1.10.0;python_version>="3.5"
@@ -49,7 +50,8 @@ pytest-rerunfailures==8.0;python_version<"3.5"
 pytest-rerunfailures==9.1.1;python_version>="3.5" and python_version<"3.6"
 pytest-rerunfailures==10.0;python_version>="3.6"
 pytest-xdist==1.34.0;python_version<"3.5"
-pytest-xdist==2.2.1;python_version>="3.5"
+pytest-xdist==2.2.1;python_version>="3.5" and python_version<"3.6"
+pytest-xdist==2.3.0;python_version>="3.6"
 parameterized==0.8.1
 soupsieve==1.9.6;python_version<"3.5"
 soupsieve==2.0.1;python_version>="3.5" and python_version<"3.6"
@@ -65,7 +67,7 @@ pygments==2.9.0;python_version>="3.5"
 traitlets==4.3.3;python_version<"3.7"
 traitlets==5.0.5;python_version>="3.7"
 prompt-toolkit==1.0.18;python_version<"3.6"
-prompt-toolkit==3.0.18;python_version>="3.6"
+prompt-toolkit==3.0.19;python_version>="3.6"
 decorator==4.4.2;python_version<"3.5"
 decorator==5.0.9;python_version>="3.5"
 ipython==5.10.0;python_version<"3.5"
@@ -86,7 +88,7 @@ toml==0.10.2
 Pillow==6.2.2;python_version<"3.5"
 Pillow==7.2.0;python_version>="3.5" and python_version<"3.6"
 Pillow==8.2.0;python_version>="3.6"
-rich==10.2.2;python_version>="3.6" and python_version<"4.0"
+rich==10.3.0;python_version>="3.6" and python_version<"4.0"
 tornado==5.1.1;python_version<"3.5"
 tornado==6.1;python_version>="3.5"
 pdfminer.six==20191110;python_version<"3.5"

setup.py

@@ -147,7 +147,8 @@
         "cssselect==1.1.0",
         "filelock==3.0.12",
         'fasteners==0.16;python_version<"3.6"',
-        'fasteners==0.16.1;python_version>="3.6"',
+        'fasteners==0.16.3;python_version>="3.6"',
+        "execnet==1.9.0",
         "pluggy==0.13.1",
         'py==1.8.1;python_version<"3.5"',
         'py==1.10.0;python_version>="3.5"',
@@ -164,7 +165,8 @@
         'pytest-rerunfailures==9.1.1;python_version>="3.5" and python_version<"3.6"',  # noqa: E501
         'pytest-rerunfailures==10.0;python_version>="3.6"',
         'pytest-xdist==1.34.0;python_version<"3.5"',
-        'pytest-xdist==2.2.1;python_version>="3.5"',
+        'pytest-xdist==2.2.1;python_version>="3.5" and python_version<"3.6"',
+        'pytest-xdist==2.3.0;python_version>="3.6"',
         "parameterized==0.8.1",
         'soupsieve==1.9.6;python_version<"3.5"',
         'soupsieve==2.0.1;python_version>="3.5" and python_version<"3.6"',
@@ -180,7 +182,7 @@
         'traitlets==4.3.3;python_version<"3.7"',
         'traitlets==5.0.5;python_version>="3.7"',
         'prompt-toolkit==1.0.18;python_version<"3.6"',
-        'prompt-toolkit==3.0.18;python_version>="3.6"',
+        'prompt-toolkit==3.0.19;python_version>="3.6"',
         'decorator==4.4.2;python_version<"3.5"',
         'decorator==5.0.9;python_version>="3.5"',
         'ipython==5.10.0;python_version<"3.5"',
@@ -201,7 +203,7 @@
         'Pillow==6.2.2;python_version<"3.5"',
         'Pillow==7.2.0;python_version>="3.5" and python_version<"3.6"',
         'Pillow==8.2.0;python_version>="3.6"',
-        'rich==10.2.2;python_version>="3.6" and python_version<"4.0"',
+        'rich==10.3.0;python_version>="3.6" and python_version<"4.0"',
         'tornado==5.1.1;python_version<"3.5"',
         'tornado==6.1;python_version>="3.5"',
         'pdfminer.six==20191110;python_version<"3.5"',