Install scipy (#7897)

* install scipy
* pin
* sort out versions

dev.Dockerfile

@@ -46,6 +46,9 @@ RUN apk --update --no-cache --virtual .build-deps add \
     "musl-dev~=1.2" \
     "openssl-dev~=1.1" \
     "postgresql-dev~=13" \
+    "gfortran~=10.3" \
+    "openblas-dev~=0.3" \
+    "lapack-dev~=3.9" \
     && \
     pip install -r requirements-dev.txt --compile --no-cache-dir && \
     pip install -r requirements.txt --compile --no-cache-dir \

production.Dockerfile

@@ -64,6 +64,9 @@ RUN apk --update --no-cache --virtual .build-deps add \
     "git~=2" \
     "libffi-dev~=3.3" \
     "postgresql-dev~=13" \
+    "gfortran~=10.3" \
+    "openblas-dev~=0.3" \
+    "lapack-dev~=3.9" \
     && \
     pip install -r requirements.txt --compile --no-cache-dir \
     && \

requirements.in

@@ -53,4 +53,4 @@ social-auth-core==4.1.0
 statshog==1.0.6
 toronado==0.1.0
 whitenoise==5.2.0
-numpy==1.21.4
+scipy==1.7.1

requirements.txt

@@ -138,7 +138,7 @@ lzstring==1.0.4
 monotonic==1.5
     # via posthoganalytics
 numpy==1.21.4
-    # via -r requirements.in
+    # via scipy
 oauthlib==3.1.0
     # via
     #   requests-oauthlib
@@ -195,6 +195,8 @@ requests==2.25.1
     #   posthoganalytics
     #   requests-oauthlib
     #   social-auth-core
+scipy==1.7.1
+    # via -r requirements.in
 semantic_version==2.8.5
     # via -r requirements.in
 sentry-sdk==1.3.1