Fix joblib being in wrong requirements

environment.yml

@@ -32,6 +32,7 @@ dependencies:
     - prompt-toolkit
     - schedule
     - python-dateutil
+    - joblib
 
 
     # ============================
@@ -54,7 +55,6 @@ dependencies:
     - scikit-learn
     - filelock
     - scikit-optimize
-    - joblib
     - progressbar2
     # ============================
     # 4/4 req plot

freqtrade/misc.py

@@ -12,7 +12,6 @@ from typing import Any, Iterator, List, Union
 from typing.io import IO
 from urllib.parse import urlparse
 
-import joblib
 import rapidjson
 
 from freqtrade.constants import DECIMAL_PER_COIN_FALLBACK, DECIMALS_PER_COIN
@@ -94,6 +93,7 @@ def file_dump_joblib(filename: Path, data: Any, log: bool = True) -> None:
     :param data: Object data to save
     :return:
     """
+    import joblib
 
     if log:
         logger.info(f'dumping joblib to "{filename}"')

requirements-hyperopt.txt

@@ -6,5 +6,4 @@ scipy==1.8.0
 scikit-learn==1.0.2
 scikit-optimize==0.9.0
 filelock==3.6.0
-joblib==1.1.0
 progressbar2==4.0.0

requirements.txt

@@ -20,6 +20,7 @@ pycoingecko==2.2.0
 jinja2==3.1.1
 tables==3.7.0
 blosc==1.10.6
+joblib==1.1.0
 
 # find first, C search in arrays
 py_find_1st==1.1.5